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GVP - As of  09/29/20, 04:01:41 PM:   675 Insider Transactions.

Sector: Technology    Industry: Business Software & Services
Prev Close:$2.44  Avg Vol(3m): 37,908  P/E: 0.00  EPS: -0.23

Email this page to a friend.    Institutional Transactions for GVP

                Buy: Blue    Sell: Red
Non-meaningful transactions (gifts, grants, etc.) are automatically filtered out for quicker actions.
Buy(P) /
Sell(S)
P/S date Filed Date Company Symbol Insider Relationship Share Amt. Unit Price Total Proceeds Shares Owned Return(1m) Details
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 26,955 $1.00 $26,955.00 127,277 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 2,200 $1.00 $2,190.98 100,322 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 900 $0.99 $893.70 98,122 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 300 $0.99 $295.62 97,222 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 5,500 $0.98 $5,402.10 96,922 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 2,300 $0.98 $2,254.00 91,422 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 2,200 $0.98 $2,151.82 89,122 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 5,000 $0.97 $4,874.50 86,922 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 200 $0.97 $194.68 81,922 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 1,083 $0.97 $1,050.51 81,722 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 1,050 $0.97 $1,018.40 80,639 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 799 $0.97 $774.71 79,589 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 100 $0.97 $96.68 78,790 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 1,313 $0.97 $1,269.28 78,690 view
P 2020-09-10 2020-09-11 16:19:02.0 GSE SYSTEMS INC GVP Sundaram Suresh director 100 $0.96 $96.34 77,377 view
P 2020-09-11 2020-09-11 16:16:28.0 GSE SYSTEMS INC GVP Pugh Daniel Warren officer (Chief Legal & Risk Officer) 5,000 $0.99 $4,948.00 71,956 view
P 2020-09-11 2020-09-11 16:16:28.0 GSE SYSTEMS INC GVP Pugh Daniel Warren officer (Chief Legal & Risk Officer) 600 $0.99 $592.32 66,956 view
P 2020-09-11 2020-09-11 16:16:28.0 GSE SYSTEMS INC GVP Pugh Daniel Warren officer (Chief Legal & Risk Officer) 4,400 $0.98 $4,333.12 66,356 view
P 2020-09-09 2020-09-10 16:16:51.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 50,000 $0.96 $47,945.00 600,565 view
P 2020-08-31 2020-09-02 16:19:45.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 34,539 $1.05 $36,265.90 550,565 view
P 2020-08-31 2020-09-02 16:19:45.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 750 $1.04 $780.00 516,026 view
P 2020-08-31 2020-09-02 16:19:45.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 1,048 $1.03 $1,079.44 515,276 view
P 2020-08-31 2020-09-02 16:19:45.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 307 $1.02 $313.14 514,228 view
P 2020-08-31 2020-09-02 16:19:45.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 1,937 $1.01 $1,956.37 513,921 view
P 2020-08-31 2020-09-02 16:19:45.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 5,404 $1.00 $5,404.00 511,984 view
P 2020-08-31 2020-09-02 16:19:45.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin director officer (Chief Executive Officer & Pres) 40 $1.00 $39.92 506,580 view
P 2020-08-31 2020-09-02 16:19:45.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 300 $1.00 $298.83 506,540 view
P 2020-08-31 2020-09-02 16:19:45.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 4,875 $0.99 $4,801.88 506,240 view
P 2020-08-31 2020-09-02 16:19:45.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 800 $0.98 $784.00 501,365 view
P 2019-06-05 2019-06-07 16:49:03.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 5,103 $2.20 $11,226.60 500,565 view
P 2019-05-21 2019-05-22 16:20:34.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 70,000 $2.30 $161,000.00 495,462 view
P 2019-05-20 2019-05-22 16:20:34.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 30,000 $2.30 $69,000.00 425,462 view
S 2018-09-13 2018-09-14 16:19:09.0 GSE SYSTEMS INC GVP Pugh Daniel Warren officer (SVP, General Counsel & RMO) 4,400 $3.75 $16,495.60 51,613 view
S 2017-06-09 2017-06-09 16:40:47.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 2,000 $3.30 $6,600.00 8,096 view
S 2017-06-08 2017-06-09 16:40:47.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 1,000 $3.25 $3,250.00 10,096 view
S 2017-06-08 2017-06-09 16:40:47.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 500 $3.20 $1,600.00 11,096 view
S 2017-06-07 2017-06-09 16:40:47.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 1,000 $3.25 $3,250.00 11,596 view
P 2017-06-07 2017-06-07 16:48:27.0 GSE SYSTEMS INC GVP Abbott Paul officer (Executive Vice President) 4,856 $3.25 $15,782.00 41,002 view
P 2017-06-07 2017-06-07 16:48:27.0 GSE SYSTEMS INC GVP Abbott Paul officer (Executive Vice President) 500 $3.15 $1,575.00 36,146 view
P 2016-12-14 2016-12-14 17:57:12.0 GSE SYSTEMS INC GVP Lewis Joseph W director 32 $3.40 $108.80 12,749 N/A view
P 2016-12-14 2016-12-14 17:57:12.0 GSE SYSTEMS INC GVP Lewis Joseph W director 6,000 $3.35 $20,100.00 12,717 N/A view
P 2016-12-13 2016-12-14 17:57:12.0 GSE SYSTEMS INC GVP Lewis Joseph W director 200 $3.40 $680.00 6,717 N/A view
P 2016-12-12 2016-12-14 17:57:12.0 GSE SYSTEMS INC GVP Lewis Joseph W director 2,517 $3.40 $8,557.80 6,517 N/A view
P 2016-12-12 2016-12-14 17:57:12.0 GSE SYSTEMS INC GVP Lewis Joseph W director 2,000 $3.38 $6,750.00 4,000 N/A view
P 2016-12-12 2016-12-14 17:57:12.0 GSE SYSTEMS INC GVP Lewis Joseph W director 2,000 $3.30 $6,600.00 2,000 N/A view
P 2016-12-13 2016-12-13 17:12:27.0 GSE SYSTEMS INC GVP Bryant Quinn Jane Ellen director 4,285 $3.53 $15,126.00 4,285 N/A view
P 2016-12-09 2016-12-12 16:48:15.0 GSE SYSTEMS INC GVP Sundaram Suresh director 3,942 $3.25 $12,811.50 9,459 N/A view
P 2016-12-08 2016-12-12 16:48:15.0 GSE SYSTEMS INC GVP Sundaram Suresh director 1,058 $3.25 $3,438.50 5,517 N/A view
P 2016-06-14 2016-06-15 16:08:23.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 5,000 $2.14 $10,699.50 239,792 N/A view
P 2016-06-14 2016-06-15 16:08:23.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 20,000 $2.14 $42,792.00 234,792 N/A view
P 2016-05-27 2016-06-01 16:25:44.0 GSE SYSTEMS INC GVP Meyssami Bahram officer (Chief Technology Officer) 8,000 $2.17 $17,360.00 58,000 N/A view
P 2016-05-26 2016-05-27 17:04:10.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 23,300 $2.17 $50,561.00 214,792 N/A view
P 2016-05-26 2016-05-27 17:04:10.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 1,300 $2.16 $2,808.00 191,492 N/A view
P 2016-05-26 2016-05-27 17:04:10.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 5,400 $2.14 $11,556.00 190,192 N/A view
P 2016-05-25 2016-05-27 17:04:10.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 592 $2.14 $1,266.88 184,792 N/A view
P 2016-05-25 2016-05-27 15:18:22.0 GSE SYSTEMS INC GVP Meyssami Bahram officer (Chief Technology Officer) 8,000 $2.16 $17,280.00 50,000 N/A view
P 2016-05-25 2016-05-27 15:18:22.0 GSE SYSTEMS INC GVP Meyssami Bahram officer (Chief Technology Officer) 15,200 $2.15 $32,680.00 42,000 N/A view
P 2016-05-24 2016-05-27 15:18:22.0 GSE SYSTEMS INC GVP Meyssami Bahram officer (Chief Technology Officer) 2,800 $2.14 $5,992.00 26,800 N/A view
P 2016-05-25 2016-05-27 14:52:44.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 300 $2.16 $648.00 80,369 N/A view
P 2016-05-25 2016-05-27 14:52:44.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,000 $2.17 $4,338.00 80,069 N/A view
P 2016-05-25 2016-05-27 14:52:44.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 3,000 $2.17 $6,504.00 78,069 N/A view
P 2016-05-24 2016-05-27 14:52:44.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,500 $2.10 $5,240.00 75,069 N/A view
P 2016-05-24 2016-05-27 14:52:44.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,500 $2.10 $5,237.50 72,569 N/A view
P 2016-05-24 2016-05-27 14:52:44.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,000 $2.12 $4,238.00 70,069 N/A view
P 2016-05-23 2016-05-27 14:52:44.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 1,000 $2.11 $2,110.00 68,069 N/A view
P 2016-05-23 2016-05-27 14:52:44.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 1,000 $2.11 $2,105.00 67,069 N/A view
P 2016-05-20 2016-05-23 16:17:04.0 GSE SYSTEMS INC GVP Pugh Daniel Warren officer (SVP, General Counsel & RMO) 5,000 $2.19 $10,950.00 5,000 N/A view
P 2015-12-15 2015-12-16 17:59:05.0 GSE SYSTEMS INC GVP Abbott Paul officer (Sr. Vice President) 2,900 $1.99 $5,771.00 18,900 N/A view
P 2015-12-14 2015-12-16 17:59:05.0 GSE SYSTEMS INC GVP Abbott Paul officer (Sr. Vice President) 4,000 $1.94 $7,760.00 16,000 N/A view
P 2015-12-16 2015-12-16 17:58:02.0 GSE SYSTEMS INC GVP Meyssami Bahram officer (Chief Technology Officer) 7,100 $2.35 $16,685.00 24,000 N/A view
P 2015-12-14 2015-12-16 17:58:02.0 GSE SYSTEMS INC GVP Meyssami Bahram officer (Chief Technology Officer) 8,500 $1.94 $16,490.00 16,900 N/A view
P 2015-12-14 2015-12-16 17:58:02.0 GSE SYSTEMS INC GVP Meyssami Bahram officer (Chief Technology Officer) 8,400 $1.98 $16,632.00 8,400 N/A view
P 2015-12-02 2015-12-14 17:44:08.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 10,000 $1.80 $18,000.00 28,000 N/A view
P 2015-12-02 2015-12-14 17:44:08.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 2,000 $1.81 $3,620.00 18,000 N/A view
P 2015-12-02 2015-12-14 17:44:08.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 2,000 $1.83 $3,660.00 16,000 N/A view
P 2015-12-02 2015-12-14 17:44:08.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 8,000 $1.85 $14,800.00 14,000 N/A view
P 2015-12-02 2015-12-14 17:44:08.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 6,000 $1.86 $11,160.00 6,000 N/A view
P 2015-12-11 2015-12-14 17:40:18.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 12,610 $1.99 $25,093.90 61,000 N/A view
P 2015-12-11 2015-12-14 17:40:18.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 365 $1.97 $719.05 48,390 N/A view
P 2015-12-11 2015-12-14 17:40:18.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 17,675 $1.95 $34,466.20 48,025 N/A view
P 2015-12-11 2015-12-14 17:40:18.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 1,000 $1.94 $1,940.00 30,350 N/A view
P 2015-12-11 2015-12-14 17:40:18.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 800 $1.93 $1,544.00 29,350 N/A view
P 2015-12-11 2015-12-14 17:40:18.0 GSE SYSTEMS INC GVP Loudermilk Kyle Justin CEO 550 $1.92 $1,056.00 28,550 N/A view
P 2015-12-02 2015-12-14 17:39:46.0 GSE SYSTEMS INC GVP Abbott Paul officer (Sr. Vice President) 1,000 $1.86 $1,860.00 12,000 N/A view
P 2015-12-02 2015-12-14 17:39:46.0 GSE SYSTEMS INC GVP Abbott Paul officer (Sr. Vice President) 2,000 $1.88 $3,760.00 11,000 N/A view
P 2015-12-02 2015-12-14 17:39:46.0 GSE SYSTEMS INC GVP Abbott Paul officer (Sr. Vice President) 3,000 $1.88 $5,634.60 9,000 N/A view
P 2015-12-02 2015-12-14 17:39:46.0 GSE SYSTEMS INC GVP Abbott Paul officer (Sr. Vice President) 6,000 $1.87 $11,220.00 6,000 N/A view
P 2015-11-20 2015-12-14 17:37:25.0 GSE SYSTEMS INC GVP Hagengruber Roger L director 9,700 $1.63 $15,810.00 30,000 N/A view
P 2015-11-20 2015-12-14 17:37:25.0 GSE SYSTEMS INC GVP Hagengruber Roger L director 300 $1.63 $489.00 20,300 N/A view
P 2015-11-20 2015-12-14 17:37:25.0 GSE SYSTEMS INC GVP Hagengruber Roger L director 10,000 $1.64 $16,399.00 20,000 N/A view
P 2015-11-24 2015-12-14 17:36:56.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,800 $1.68 $4,704.00 64,069 N/A view
P 2015-11-24 2015-12-14 17:36:56.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 6,300 $1.70 $10,703.70 61,269 N/A view
P 2015-11-24 2015-12-14 17:36:56.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 1,500 $1.70 $2,545.50 54,969 N/A view
P 2015-11-23 2015-12-14 17:36:56.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 1,400 $1.63 $2,282.00 53,469 N/A view
P 2015-11-20 2015-12-14 17:36:56.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,500 $1.60 $4,000.00 52,069 N/A view
P 2015-11-20 2015-12-14 17:36:56.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 4,000 $1.59 $6,376.00 49,569 N/A view
P 2015-11-20 2015-12-14 17:36:56.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 4,500 $1.60 $7,200.00 45,569 N/A view
P 2015-11-20 2015-12-14 17:36:56.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 1,970 $1.61 $3,169.73 41,069 N/A view
P 2015-11-20 2015-12-14 17:36:56.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,000 $1.62 $3,248.00 39,099 N/A view
P 2015-11-25 2015-12-14 17:35:49.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 1,000 $1.73 $1,730.00 66,069 N/A view
P 2015-11-25 2015-12-14 17:35:49.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 1,000 $1.70 $1,700.00 65,069 N/A view
P 2015-11-19 2015-11-19 18:59:08.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,700 $1.61 $4,357.80 37,099 N/A view
P 2015-11-19 2015-11-19 18:59:08.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 400 $1.61 $644.00 34,399 N/A view
P 2015-11-19 2015-11-19 18:59:08.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,628 $1.58 $4,152.24 33,999 N/A view
P 2015-11-19 2015-11-19 18:59:08.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 3,000 $1.60 $4,812.00 31,371 N/A view
P 2015-11-19 2015-11-19 18:59:08.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 4,500 $1.63 $7,335.00 28,371 N/A view
P 2015-11-18 2015-11-19 18:59:08.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 3,000 $1.65 $4,956.00 23,871 N/A view
P 2015-11-18 2015-11-19 18:59:08.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 1,871 $1.66 $3,105.86 20,871 N/A view
P 2015-11-17 2015-11-19 18:59:08.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 4,500 $1.64 $7,380.00 19,000 N/A view
P 2015-11-17 2015-11-19 18:59:08.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,500 $1.63 $4,075.00 14,500 N/A view
P 2015-11-17 2015-11-19 18:59:08.0 GSE SYSTEMS INC GVP Sorrells Christopher D. COO 2,000 $1.60 $3,194.00 12,000 N/A view
S 2013-09-06 2013-09-11 16:27:08.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 1,000 $1.57 $1,570.10 218,858 -0.63% view
S 2013-09-06 2013-09-11 16:27:08.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 5,700 $1.57 $8,949.00 219,858 -0.64% view
S 2013-09-06 2013-09-11 16:27:08.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 100 $1.57 $156.75 225,558 -0.80% view
S 2013-09-06 2013-09-11 16:27:08.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 100 $1.56 $155.75 225,658 -1.44% view
S 2013-09-06 2013-09-11 16:27:08.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 500 $1.55 $775.05 225,758 -1.93% view
S 2013-09-06 2013-09-11 16:27:08.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 200 $1.55 $310.00 226,258 -1.94% view
S 2013-09-06 2013-09-11 16:27:08.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 1,500 $1.54 $2,310.15 226,458 -2.59% view
S 2013-09-06 2013-09-11 16:27:08.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 173 $1.53 $264.69 227,958 -3.27% view
S 2013-09-06 2013-09-11 16:27:08.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 325 $1.52 $494.00 228,131 -3.95% view
S 2013-09-06 2013-09-11 16:27:08.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 402 $1.51 $607.06 228,456 -4.63% view
S 2013-03-15 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 260 $2.00 $520.00 228,858 4.50% view
S 2013-03-15 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 2,840 $1.99 $5,651.60 229,118 4.02% view
S 2013-03-15 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 900 $1.98 $1,782.00 231,958 3.54% view
S 2013-03-14 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 1,000 $1.99 $1,990.00 232,858 2.51% view
S 2013-03-14 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 1,900 $2.00 $3,800.00 233,858 3.00% view
S 2013-03-14 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 1,200 $2.00 $2,400.12 235,758 3.00% view
S 2013-03-14 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 400 $2.01 $804.00 236,958 3.48% view
S 2013-03-14 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 3,845 $2.02 $7,766.90 237,358 3.96% view
S 2013-03-14 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 300 $2.02 $606.30 241,203 4.01% view
S 2013-03-14 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 500 $2.02 $1,011.00 241,503 4.06% view
S 2013-03-14 2013-03-18 17:48:21.0 GSE SYSTEMS INC GVP Feldman Jerome I director officer (Chariman) 1,200 $2.03 $2,436.00 242,003 4.43% view
S 2012-09-14 2012-09-18 17:18:29.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 25,000 $1.93 $48,250.00 100 -3.63% view
S 2012-09-14 2012-09-18 17:18:29.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 2,700 $1.94 $5,238.00 25,100 -3.09% view
S 2012-09-14 2012-09-18 17:18:29.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 100 $1.95 $195.00 27,800 -2.56% view
S 2012-09-14 2012-09-18 17:18:29.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 161 $1.96 $315.56 27,900 -2.04% view
S 2012-09-13 2012-09-18 17:18:29.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 3,400 $1.93 $6,562.00 100 -3.63% view
S 2012-09-13 2012-09-18 17:18:29.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 500 $1.94 $970.00 3,500 -3.09% view
S 2012-09-12 2012-09-13 17:24:17.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 239 $1.93 $461.27 100 -3.63% view
S 2012-09-11 2012-09-13 17:24:17.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 500 $1.93 $965.00 100 -7.25% view
S 2012-09-06 2012-09-10 17:11:14.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 400 $1.93 $772.00 100 -7.25% view
P 2012-08-28 2012-08-29 16:22:06.0 GSE SYSTEMS INC GVP Eberle James Anthony CEO 5,000 $1.97 $9,850.00 5,000 3.05% view
P 2012-05-16 2012-05-17 18:43:33.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 123,611 $2.50 $309,028.00 2,616,520 -9.20% view
P 2012-05-16 2012-05-17 18:43:33.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 100 $2.50 $249.99 2,492,910 -9.20% view
P 2012-05-16 2012-05-17 18:43:33.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 100 $2.49 $249.50 2,492,810 -9.02% view
P 2012-05-16 2012-05-17 18:43:33.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 7,711 $2.49 $19,200.40 2,492,710 -8.84% view
P 2012-05-16 2012-05-17 18:43:33.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 5,800 $2.48 $14,384.00 2,485,000 -8.47% view
P 2012-05-16 2012-05-17 18:43:33.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 500 $2.47 $1,235.00 2,479,200 -8.10% view
P 2012-05-16 2012-05-17 18:43:33.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 1,000 $2.38 $2,380.00 2,478,700 -4.62% view
P 2012-05-15 2012-05-17 18:43:33.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 9,439 $2.50 $23,597.50 2,477,700 -9.20% view
P 2012-05-14 2012-05-14 17:47:12.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 25,617 $2.50 $64,042.50 2,468,260 -12.00% view
P 2012-05-11 2012-05-14 17:47:12.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 2,250 $2.50 $5,625.00 2,442,650 -11.20% view
P 2012-05-11 2012-05-14 17:47:12.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 7,972 $2.48 $19,772.20 2,440,400 -10.49% view
P 2012-05-11 2012-05-14 17:47:12.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 12,000 $2.49 $29,880.00 2,432,420 -10.84% view
P 2012-05-10 2012-05-14 17:47:12.0 GSE SYSTEMS INC GVP DEUTCH PHILIP J various various various 10% owner 3,500 $2.50 $8,750.00 2,420,420 -11.60% view
S 2012-03-15 2012-04-19 21:30:33.0 GSE SYSTEMS INC GVP TAWES ORRIE LEE director 10,512 $2.27 $23,862.20 218,696 2.64% view
P 2011-11-30 2011-12-01 16:29:33.0 GSE SYSTEMS INC GVP Polefrone Phillip M officer (Sr VP) 5,000 $1.99 $9,950.00 19,800 -2.01% view
P 2011-11-29 2011-12-01 16:29:33.0 GSE SYSTEMS INC GVP Polefrone Phillip M officer (Sr VP) 2,075 $2.03 $4,212.25 14,800 -5.42% view
P 2011-11-29 2011-12-01 16:29:33.0 GSE SYSTEMS INC GVP Polefrone Phillip M officer (Sr VP) 2,925 $2.05 $5,996.25 12,725 -6.34% view
S 2010-06-11 2010-06-17 15:27:17.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 4,996 $4.60 $22,981.60 100 20.00% view
S 2010-06-11 2010-06-17 15:27:17.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 4 $4.65 $18.60 5,096 20.86% view
S 2010-06-15 2010-06-16 17:34:23.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 1,197 $4.67 $5,589.99 206 19.06% view
S 2010-06-15 2010-06-16 17:34:23.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 1,000 $4.66 $4,660.00 1,403 18.88% view
S 2010-06-15 2010-06-16 17:31:47.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 2,600 $4.71 $12,246.00 100 19.75% view
S 2010-06-15 2010-06-16 17:31:47.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 25 $4.70 $117.50 2,700 19.57% view
S 2010-06-14 2010-06-16 17:31:46.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 200 $4.75 $950.00 100 19.37% view
S 2010-06-14 2010-06-15 16:36:04.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 803 $4.75 $3,814.25 206 19.37% view
S 2010-06-11 2010-06-15 16:36:04.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 1,000 $4.70 $4,700.00 206 21.70% view
S 2010-06-11 2010-06-15 16:36:04.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 2,000 $4.65 $9,300.00 1,206 20.86% view
S 2010-06-11 2010-06-15 16:36:04.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 2,000 $4.62 $9,240.00 3,206 20.35% view
S 2010-06-11 2010-06-15 16:36:04.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 4,394 $4.60 $20,212.40 5,206 20.00% view
S* 2010-06-07 2010-06-08 16:38:39.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 106 $4.99 $528.94 206 25.85% view
S 2010-06-04 2010-06-08 16:38:39.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 500 $4.90 $2,450.00 206 17.35% view
S 2010-06-03 2010-06-04 16:08:48.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 1,314 $5.00 $6,570.00 100 19.00% view
S 2010-06-02 2010-06-04 16:08:48.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 861 $5.00 $4,305.00 100 19.00% view
S 2010-06-03 2010-06-04 16:05:40.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice-President) 1,000 $4.99 $4,990.00 206 18.84% view
S 2010-06-03 2010-06-04 16:05:40.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice-President) 1,500 $4.98 $7,470.00 1,206 18.67% view
S 2010-06-03 2010-06-04 16:05:40.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice-President) 500 $4.97 $2,485.00 2,706 18.51% view
S 2010-06-03 2010-06-04 16:05:40.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice-President) 2,000 $4.95 $9,900.00 3,206 18.18% view
S 2010-06-03 2010-06-04 16:05:40.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice-President) 2,000 $4.90 $9,800.00 5,206 17.35% view
S 2010-06-02 2010-06-04 16:05:40.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice-President) 3,000 $4.99 $14,970.00 206 18.84% view
S 2010-06-02 2010-06-04 16:05:40.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice-President) 9,000 $4.89 $44,010.00 3,206 17.18% view
S 2009-11-23 2009-11-24 17:07:15.0 GSE SYSTEMS INC GVP TAWES ORRIE LEE director 12,500 $4.65 $58,125.00 230,196 -12.90% view
S 2009-11-23 2009-11-24 17:07:15.0 GSE SYSTEMS INC GVP TAWES ORRIE LEE director 160,000 $4.50 $720,000.00 242,696 -16.67% view
S 2009-11-20 2009-11-23 17:18:23.0 GSE SYSTEMS INC GVP TAWES ORRIE LEE director 10,000 $4.73 $47,300.00 402,696 -1.69% view
S 2009-11-19 2009-11-23 17:18:23.0 GSE SYSTEMS INC GVP TAWES ORRIE LEE director 10,000 $4.84 $48,400.00 412,696 0.62% view
S 2009-11-18 2009-11-19 16:38:53.0 GSE SYSTEMS INC GVP TAWES ORRIE LEE director 10,000 $4.99 $49,900.00 422,696 3.61% view
S 2009-11-17 2009-11-19 16:38:53.0 GSE SYSTEMS INC GVP TAWES ORRIE LEE director 10,000 $5.06 $50,600.00 432,696 4.15% view
S 2009-11-16 2009-11-17 16:07:55.0 GSE SYSTEMS INC GVP TAWES ORRIE LEE director 6,200 $5.22 $32,364.00 442,696 11.88% view
S 2009-10-30 2009-11-02 09:31:50.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 36,700 $6.02 $221,066.00 472,100 20.98% view
S 2009-10-29 2009-11-02 09:31:50.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 7,904 $6.10 $48,213.60 508,800 24.59% view
S 2009-10-14 2009-10-16 16:20:32.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 8,506 $6.00 $51,071.70 516,704 13.89% view
S 2009-10-08 2009-10-13 11:17:57.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 35,277 $6.29 $221,892.00 525,210 17.33% view
S 2009-09-30 2009-09-30 17:45:44.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 11,900 $6.51 $77,466.60 560,487 7.52% view
S 2009-09-29 2009-09-30 17:45:44.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 14,613 $6.54 $95,574.90 572,387 8.42% view
S 2009-09-28 2009-09-28 17:04:07.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 17,700 $6.35 $112,365.00 587,000 7.38% view
S 2009-09-28 2009-09-28 17:04:07.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 10,300 $6.34 $65,289.60 604,700 7.24% view
S 2009-09-25 2009-09-28 17:04:07.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 10,000 $6.20 $62,000.00 615,000 8.87% view
S 2009-09-21 2009-09-23 16:27:24.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 10,000 $6.10 $61,000.00 625,000 7.54% view
S 2009-09-18 2009-09-18 16:32:13.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 5,000 $5.90 $29,500.00 635,000 5.76% view
S 2009-09-17 2009-09-18 16:32:13.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 5,000 $5.99 $29,950.00 640,000 7.18% view
S 2009-09-11 2009-09-14 15:30:09.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 180,000 $5.95 $1,071,000.00 645,000 -4.54% view
S 2009-09-10 2009-09-14 15:30:09.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 575,000 $5.98 $3,438,500.00 825,000 -4.01% view
S 2009-09-09 2009-09-10 09:39:28.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 65,424 $6.00 $392,544.00 1,400,000 -3.67% view
S 2009-09-08 2009-09-10 09:39:28.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 300 $6.00 $1,800.00 1,465,420 -4.67% view
S 2009-09-03 2009-09-04 10:20:12.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 105,000 $6.00 $630,000.00 1,465,720 1.17% view
S 2009-09-02 2009-09-04 10:20:12.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 15,865 $6.00 $95,190.00 1,570,720 1.17% view
S 2009-09-01 2009-09-02 14:19:11.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 10,711 $6.11 $65,416.40 1,586,590 2.09% view
S 2009-08-31 2009-09-02 14:19:11.0 GSE SYSTEMS INC GVP Cobbs Wharf Master Fund, L.P 10% owner 2,700 $6.64 $17,928.00 1,597,300 6.33% view
S 2009-06-10 2009-06-11 16:35:52.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 4,000 $5.80 $23,200.00 100 N/A view
S 2009-06-09 2009-06-10 16:48:57.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 4,000 $5.55 $22,200.00 100 -17.66% view
S 2009-06-08 2009-06-10 16:48:57.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 3,100 $5.50 $17,050.00 100 -21.64% view
S 2009-06-05 2009-06-08 17:01:23.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 4,710 $5.40 $25,434.00 100 -27.22% view
S 2009-06-04 2009-06-08 17:01:23.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 290 $5.40 $1,566.00 100 -27.22% view
S 2009-06-01 2009-06-03 17:18:11.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 1,900 $5.50 $10,450.00 100 -24.55% view
S 2009-06-01 2009-06-02 16:06:01.0 GSE SYSTEMS INC GVP Hough Jeffery G officer (Sr. VP & CFO) 1,000 $5.30 $5,300.00 0 -29.25% view
S 2009-06-01 2009-06-02 16:06:01.0 GSE SYSTEMS INC GVP Hough Jeffery G officer (Sr. VP & CFO) 14,500 $5.34 $77,448.90 0 -28.25% view
S 2009-05-29 2009-06-02 16:06:01.0 GSE SYSTEMS INC GVP Hough Jeffery G officer (Sr. VP & CFO) 4,500 $5.30 $23,850.00 0 -12.26% view
S 2009-05-22 2009-05-26 17:01:15.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 100 $5.52 $552.00 206 -6.88% view
S 2009-05-22 2009-05-26 17:01:15.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 200 $5.51 $1,102.00 306 -7.08% view
S 2009-05-22 2009-05-26 17:01:15.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 500 $5.50 $2,750.00 506 -7.27% view
S 2009-05-22 2009-05-26 17:01:15.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 100 $5.49 $549.00 1,006 -7.47% view
S 2009-05-22 2009-05-26 17:01:15.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 1,400 $5.49 $7,679.00 1,106 -7.57% view
S 2009-05-22 2009-05-26 17:01:15.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 200 $5.47 $1,094.00 2,506 -7.86% view
S 2009-05-22 2009-05-26 17:01:15.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 3,500 $5.45 $19,075.00 2,706 -8.26% view
S 2009-05-21 2009-05-26 17:01:15.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 1,500 $5.45 $8,175.00 206 -11.93% view
S 2009-05-21 2009-05-26 17:01:15.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 100 $5.41 $541.00 1,706 -12.75% view
S 2009-05-21 2009-05-26 17:01:15.0 GSE SYSTEMS INC GVP FELDMAN MICHAEL D director officer (Executive Vice President) 4,400 $5.40 $23,760.00 1,806 -12.96% view
S 2007-12-14 2007-12-18 15:14:00.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 1,273 $10.17 $12,947.00 100 -1.47% view
S 2007-12-14 2007-12-18 15:14:00.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 2,227 $10.15 $22,604.10 1,373 -1.67% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.30 $2,060.00 56,250 4.37% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.29 $2,058.00 56,450 4.28% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $10.28 $4,112.00 56,650 4.18% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 600 $10.27 $6,162.00 57,050 4.09% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.26 $2,052.00 57,650 4.00% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 900 $10.25 $9,225.00 57,850 3.90% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.25 $2,050.00 58,750 3.90% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $10.24 $4,096.00 58,950 3.81% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 500 $10.23 $5,115.00 59,350 3.71% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 850 $10.21 $8,678.50 59,850 3.53% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 350 $10.20 $3,570.00 60,700 3.43% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.17 $2,034.00 61,050 3.15% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.15 $2,030.00 61,250 2.96% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.13 $1,013.00 61,450 2.76% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.11 $1,011.00 61,550 2.57% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.09 $1,009.00 61,650 2.38% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $10.07 $3,021.00 61,750 2.18% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 500 $10.05 $5,025.00 62,050 1.99% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.04 $1,004.00 62,550 1.89% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.02 $1,002.00 62,650 1.70% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $9.90 $2,970.00 62,750 0.51% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 900 $9.89 $8,901.00 63,050 0.40% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $9.88 $2,964.00 63,950 0.30% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $9.86 $1,972.00 64,250 0.10% view
S 2007-12-12 2007-12-14 16:21:56.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $9.84 $984.00 64,450 -0.10% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.86 $2,172.00 56,250 9.30% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 700 $10.85 $7,595.00 56,450 9.22% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $10.84 $3,252.00 57,150 9.13% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 60 $10.83 $649.80 57,450 9.05% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.82 $2,164.00 57,510 8.96% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.81 $1,081.00 57,710 8.88% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.79 $2,158.00 57,810 8.71% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.77 $1,077.00 58,010 8.54% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.76 $1,076.00 58,110 8.46% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 240 $10.75 $2,580.00 58,210 8.37% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.69 $1,069.00 58,450 7.86% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.68 $1,068.00 58,550 7.77% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.67 $2,134.00 58,650 7.69% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.65 $2,130.00 58,850 7.51% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.61 $1,061.00 59,050 7.16% view
S 2007-12-11 2007-12-12 17:36:36.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.56 $2,112.00 59,150 6.72% view
S 2007-12-11 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 24 $10.55 $253.20 59,350 6.64% view
S 2007-12-11 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.54 $1,054.00 59,374 6.55% view
S 2007-12-11 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 976 $10.52 $10,267.50 59,474 6.37% view
S 2007-12-11 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.51 $1,051.00 60,450 6.28% view
S 2007-12-11 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $10.50 $3,150.00 60,550 6.19% view
S 2007-12-11 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.43 $2,086.00 60,850 5.56% view
S 2007-12-11 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.26 $1,026.00 61,050 4.00% view
S 2007-12-11 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.25 $1,025.00 61,150 3.90% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.10 $1,110.00 56,250 10.99% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.04 $1,104.00 56,350 10.51% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.01 $1,101.00 56,450 10.26% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.93 $1,093.00 56,550 9.61% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.86 $1,086.00 56,650 9.02% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.85 $1,085.00 56,750 8.94% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $10.84 $3,252.00 56,850 8.86% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.82 $2,164.00 57,150 8.69% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.80 $1,080.00 57,350 8.52% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.79 $1,079.00 57,450 8.43% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 365 $10.78 $3,934.70 57,550 8.35% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.77 $2,154.00 57,915 8.26% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $10.76 $3,228.00 58,115 8.18% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 435 $10.75 $4,676.25 58,415 8.09% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.74 $1,074.00 58,850 8.01% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.73 $1,073.00 58,950 7.92% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $10.72 $4,288.00 59,050 7.84% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 1,000 $10.71 $10,710.00 59,450 7.75% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 700 $10.70 $7,490.00 60,450 7.66% view
S 2007-12-10 2007-12-12 17:33:44.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.69 $1,069.00 61,150 7.58% view
S 2007-12-07 2007-12-11 17:19:12.0 GSE SYSTEMS INC GVP TAWES ORRIE LEE director 15,000 $11.15 $167,250.00 398,597 13.45% view
S 2007-12-07 2007-12-11 17:16:56.0 GSE SYSTEMS INC GVP Grady Gill R officer (Sr. Vice President) 4,000 $11.35 $45,400.00 100 14.98% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 172 $11.73 $2,017.56 56,250 17.73% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.69 $1,169.00 56,422 17.45% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 50 $11.66 $583.00 56,522 17.24% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.63 $1,163.00 56,572 17.02% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.62 $1,162.00 56,672 16.95% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.61 $1,161.00 56,772 16.88% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 250 $11.56 $2,890.00 56,872 16.52% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 150 $11.55 $1,732.50 57,122 16.45% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.54 $3,462.00 57,272 16.38% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 150 $11.50 $1,725.00 57,572 16.09% view
S 2007-12-07 2007-12-10 17:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.49 $2,298.00 57,722 16.01% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.47 $1,147.00 57,922 15.87% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 50 $11.46 $573.00 58,022 15.79% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 128 $11.45 $1,465.60 58,072 15.72% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.43 $1,143.00 58,200 15.57% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.40 $2,280.00 58,300 15.35% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 370 $11.34 $4,195.80 58,500 14.90% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.33 $3,399.00 58,870 14.83% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 380 $11.30 $4,294.00 59,170 14.60% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 500 $11.20 $5,600.00 59,550 13.84% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 250 $11.18 $2,795.00 60,050 13.69% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.17 $1,117.00 60,300 13.61% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 250 $11.15 $2,787.50 60,400 13.45% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.13 $1,113.00 60,650 13.30% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.12 $1,112.00 60,750 13.22% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.11 $2,222.00 60,850 13.14% view
S 2007-12-07 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.10 $2,220.00 61,050 13.06% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.29 $2,258.00 56,250 13.20% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.28 $1,128.00 56,450 13.12% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.26 $2,252.00 56,550 12.97% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.25 $2,250.00 56,750 12.89% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.24 $3,372.00 56,950 12.81% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.23 $4,492.00 57,250 12.73% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 1,300 $11.22 $14,586.00 57,650 12.66% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 700 $11.21 $7,847.00 58,950 12.58% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 500 $11.20 $5,600.00 59,650 12.50% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 600 $11.19 $6,714.00 60,150 12.42% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.16 $4,464.00 60,750 12.19% view
S 2007-12-06 2007-12-10 17:18:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.13 $1,113.00 61,150 11.95% view
S 2007-12-07 2007-12-10 15:51:57.0 GSE SYSTEMS INC GVP Jen Chin-our Jerry officer (President & COO) 36 $11.40 $410.40 3,800 15.35% view
S 2007-12-07 2007-12-10 15:51:57.0 GSE SYSTEMS INC GVP Jen Chin-our Jerry officer (President & COO) 1,690 $11.30 $19,097.00 3,836 14.60% view
S 2007-12-06 2007-12-10 15:51:57.0 GSE SYSTEMS INC GVP Jen Chin-our Jerry officer (President & COO) 5,260 $11.30 $59,438.00 3,800 13.27% view
S 2007-12-04 2007-12-10 15:51:57.0 GSE SYSTEMS INC GVP Jen Chin-our Jerry officer (President & COO) 3,544 $11.40 $40,401.60 3,800 14.04% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.45 $1,145.00 56,250 14.41% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.39 $1,139.00 56,350 13.96% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.30 $1,130.00 56,450 13.27% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.27 $4,508.00 56,550 13.04% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 600 $11.25 $6,750.00 56,950 12.89% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.24 $4,496.00 57,550 12.81% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 600 $11.23 $6,738.00 57,950 12.73% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 830 $11.22 $9,312.60 58,550 12.66% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 700 $11.21 $7,847.00 59,380 12.58% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.20 $2,240.00 60,080 12.50% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.19 $2,238.00 60,280 12.42% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 600 $11.18 $6,708.00 60,480 12.34% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.17 $1,117.00 61,080 12.26% view
S 2007-12-05 2007-12-07 17:06:15.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 70 $11.13 $779.10 61,180 11.95% view
S 2007-12-05 2007-12-07 14:30:28.0 GSE SYSTEMS INC GVP Jen Chin-our Jerry officer (President & COO) 2,920 $11.40 $33,288.00 3,800 14.04% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.55 $1,155.00 56,250 15.15% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.51 $2,302.00 56,350 14.86% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 857 $11.39 $9,761.23 56,550 13.96% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 600 $11.38 $6,828.00 57,407 13.88% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 697 $11.37 $7,924.89 58,007 13.81% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 1,100 $11.36 $12,496.00 58,704 13.73% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.35 $2,270.00 59,804 13.66% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 600 $11.33 $6,798.00 60,004 13.50% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.32 $1,132.00 60,604 13.43% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 346 $11.29 $3,906.34 60,704 13.20% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.23 $1,123.00 61,050 12.73% view
S 2007-12-04 2007-12-06 12:20:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.20 $1,120.00 61,150 12.50% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 40 $11.97 $478.80 56,250 16.88% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.95 $1,195.00 56,290 16.74% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.94 $1,194.00 56,390 16.67% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 109 $11.93 $1,300.37 56,490 16.60% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 391 $11.92 $4,660.72 56,599 16.53% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.91 $3,573.00 56,990 16.46% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.90 $4,760.00 57,290 16.39% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.89 $1,189.00 57,690 16.32% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 160 $11.87 $1,899.20 57,790 16.18% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.79 $2,358.00 57,950 15.61% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.78 $1,178.00 58,150 15.53% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.77 $1,177.00 58,250 15.46% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 140 $11.75 $1,645.00 58,350 15.32% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.70 $1,170.00 58,490 14.96% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.63 $2,326.00 58,590 14.45% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.62 $1,162.00 58,790 14.37% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.60 $1,160.00 58,890 14.22% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.57 $1,157.00 58,990 14.00% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 560 $11.55 $6,468.00 59,090 13.85% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.51 $2,302.00 59,650 13.55% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.50 $2,300.00 59,850 13.48% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.43 $2,286.00 60,050 12.95% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.42 $1,142.00 60,250 12.87% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.36 $2,272.00 60,350 12.41% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.32 $1,132.00 60,550 12.10% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.29 $1,129.00 60,650 11.87% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.28 $2,256.00 60,750 11.79% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.25 $2,250.00 60,950 11.56% view
S 2007-12-03 2007-12-05 16:02:49.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.24 $1,124.00 61,150 11.48% view
S 2007-12-03 2007-12-05 15:48:43.0 GSE SYSTEMS INC GVP Jen Chin-our Jerry officer (President and COO) 9,500 $11.55 $109,725.00 3,800 13.85% view
S 2007-12-03 2007-12-05 14:09:00.0 GSE SYSTEMS INC GVP Feldman Jerome I director 600 $11.93 $7,155.60 165,753 16.57% view
S 2007-12-03 2007-12-05 14:09:00.0 GSE SYSTEMS INC GVP Feldman Jerome I director 900 $11.92 $10,728.00 166,353 16.53% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 90 $11.87 $1,068.30 56,250 15.33% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.84 $1,184.00 56,340 15.12% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.83 $1,183.00 56,440 15.05% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.53 $3,459.00 56,540 12.84% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 606 $11.50 $6,969.00 56,840 12.61% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.49 $2,298.00 57,446 12.53% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.47 $3,441.00 57,646 12.38% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.47 $1,147.00 57,946 12.38% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.45 $1,145.00 58,046 12.23% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 104 $11.43 $1,188.72 58,146 12.07% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.42 $3,426.00 58,250 12.00% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.41 $1,141.00 58,550 11.92% view
S 2007-11-30 2007-12-04 17:32:53.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.40 $4,560.00 58,650 11.84% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.39 $3,417.00 59,050 11.76% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.38 $4,552.00 59,350 11.69% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.36 $1,136.00 59,750 11.53% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.35 $4,540.00 59,850 11.45% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.34 $1,134.00 60,250 11.38% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.32 $1,132.00 60,350 11.22% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.29 $1,129.00 60,450 10.98% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.27 $1,127.00 60,550 10.83% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.26 $1,126.00 60,650 10.75% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.25 $4,500.00 60,750 10.67% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.24 $1,124.00 61,150 10.59% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.21 $4,484.00 61,250 10.35% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 800 $11.20 $8,960.00 61,650 10.27% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.19 $4,476.00 62,450 10.19% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.18 $3,354.00 62,850 10.11% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.17 $4,468.00 63,150 10.03% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.16 $1,116.00 63,550 9.95% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.15 $2,230.00 63,650 9.87% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 500 $11.14 $5,570.00 63,850 9.78% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.13 $3,339.00 64,350 9.70% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.12 $2,224.00 64,650 9.62% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.12 $2,224.00 64,850 9.62% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.11 $3,333.00 65,050 9.54% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.10 $2,220.00 65,350 9.46% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.08 $1,108.00 65,550 9.30% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.07 $1,107.00 65,650 9.21% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.06 $1,106.00 65,750 9.13% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.05 $1,105.00 65,850 9.05% view
S 2007-11-30 2007-12-04 17:29:20.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $10.92 $3,276.00 65,950 7.97% view
S 2007-11-29 2007-12-03 12:57:59.0 GSE SYSTEMS INC GVP GREENBERG SCOTT N director 4,800 $10.80 $51,840.00 0 6.94% view
S 2007-11-29 2007-12-03 12:57:59.0 GSE SYSTEMS INC GVP GREENBERG SCOTT N director 200 $10.86 $2,172.00 4,800 7.46% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 425 $11.50 $4,887.50 56,250 12.61% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 50 $11.42 $571.00 56,675 12.00% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.41 $3,423.00 56,725 11.92% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.40 $1,140.00 57,025 11.84% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $11.30 $3,390.00 57,125 11.06% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 825 $11.26 $9,289.50 57,425 10.75% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 125 $11.24 $1,405.00 58,250 10.59% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 600 $11.23 $6,738.00 58,375 10.51% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 500 $11.22 $5,610.00 58,975 10.43% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 775 $11.21 $8,687.75 59,475 10.35% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.20 $1,120.00 60,250 10.27% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.19 $1,119.00 60,350 10.19% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.18 $2,236.00 60,450 10.11% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.16 $2,232.00 60,650 9.95% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 700 $11.15 $7,805.00 60,850 9.87% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.14 $4,456.00 61,550 9.78% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.13 $1,113.00 61,950 9.70% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 600 $11.12 $6,672.00 62,050 9.62% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.10 $4,440.00 62,650 9.46% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.09 $4,436.00 63,050 9.38% view
S 2007-11-29 2007-12-03 11:57:07.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 800 $11.05 $8,840.00 63,450 9.05% view
S 2007-11-29 2007-12-03 11:54:33.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $11.04 $2,208.00 64,250 8.97% view
S 2007-11-29 2007-12-03 11:54:33.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $11.03 $1,103.00 64,450 8.88% view
S 2007-11-29 2007-12-03 11:54:33.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.02 $4,408.00 64,550 8.80% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $11.01 $4,404.00 64,950 8.72% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 1,000 $11.00 $11,000.00 65,350 8.64% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 1,000 $10.99 $10,990.00 66,350 8.55% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 800 $10.98 $8,784.00 67,350 8.47% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.97 $1,097.00 68,150 8.39% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.96 $1,096.00 68,250 8.30% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.92 $1,092.00 68,350 7.97% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.90 $1,090.00 68,450 7.80% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.87 $1,087.00 68,550 7.54% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.84 $1,084.00 68,650 7.29% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.81 $1,081.00 68,750 7.03% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.80 $1,080.00 68,850 6.94% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.79 $1,079.00 68,950 6.86% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.77 $2,154.00 69,050 6.69% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.76 $2,152.00 69,250 6.60% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.71 $1,071.00 69,450 6.16% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.67 $2,134.00 69,550 5.81% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.65 $1,065.00 69,750 5.63% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.64 $1,064.00 69,850 5.55% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 200 $10.63 $2,126.00 69,950 5.46% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.60 $1,060.00 70,150 5.19% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.53 $1,053.00 70,250 4.56% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.52 $1,052.00 70,350 4.47% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 400 $10.50 $4,200.00 70,450 4.29% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 300 $10.49 $3,147.00 70,850 4.19% view
S 2007-11-29 2007-12-03 11:54:32.0 GSE SYSTEMS INC GVP PEDERSEN GEORGE J director 100 $10.43 $1,043.00 71,150 3.64% view
S 2007-11-28 2007-11-30 18:28:10.0 GSE SYSTEMS INC GVP Paris Harold officer (Sr Vice President) 1,689 $9.99 $16,873.10 0 -0.60% view
S 2007-11-28 2007-11-30 18:28:10.0 GSE SYSTEMS INC GVP Paris Harold officer (Sr Vice President) 7,000 $9.93 $69,510.00 1,689 -1.21% view
S 2007-11-28 2007-11-30 18:28:10.0 GSE SYSTEMS INC GVP Paris Harold officer (Sr Vice President) 7,311 $9.94 $72,671.30 8,689 -1.11% view
* An * after P or S in the Buy/Sell column means the transaction was filed by the insider as open market, but it was marked as private transaction by insidercow's proprietary method
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