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GERN - As of  05/15/24, 01:29:32 PM:   49 Insider Transactions.

Sector: Healthcare    Industry: Biotechnology
Prev Close:$2.75  Avg Vol(3m): 1,788,710  P/E: 916.60  EPS: 0.00

Email this page to a friend.    Insider Transactions for GERN

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
S 2020-09-10 10:03:35.0 GERON CORP GERN FMR LLC 2.773% view
B 2020-06-01 17:15:41.0 GERON CORP GERN GREAT POINT PARTNERS LLC 7.3% view
B 2020-05-29 16:05:18.0 DAWSON GEOPHYSICAL CO DWSN GATE CITY CAPITAL MANAGEMENT 10.58% view
B 2020-02-14 16:04:58.0 DAWSON GEOPHYSICAL CO DWSN GATE CITY CAPITAL MANAGEMENT 6.84% view
B 2020-02-14 10:40:03.0 DAWSON GEOPHYSICAL CO DWSN RENAISSANCE TECHNOLOGIES LLC 7.55% view
B 2020-02-12 10:43:42.0 DAWSON GEOPHYSICAL CO DWSN GRACE & WHITE INC 5.68% view
S 2019-09-09 13:55:28.0 DAWSON GEOPHYSICAL CO DWSN BlackRock Inc 4.3% view
S 2019-02-12 21:33:16.0 DAWSON GEOPHYSICAL CO DWSN BEDDOW CAPITAL MANAGEMENT INC 3.94% view
B 2019-02-08 08:52:42.0 DAWSON GEOPHYSICAL CO DWSN BlackRock Inc 8.2% view
B 2019-01-25 17:11:40.0 DAWSON GEOPHYSICAL CO DWSN RENAISSANCE TECHNOLOGIES LLC 7.93% view
S 2018-02-09 09:29:24.0 DAWSON GEOPHYSICAL CO DWSN BEDDOW CAPITAL MANAGEMENT INC 8.53% view
B 2017-07-10 14:15:40.0 DAWSON GEOPHYSICAL CO DWSN RENAISSANCE TECHNOLOGIES LLC 6.59% view
B 2017-02-09 09:34:25.0 DAWSON GEOPHYSICAL CO DWSN BlackRock Inc 9.0% view
B 2016-08-02 16:50:49.0 DAWSON GEOPHYSICAL CO TGE DIMENSIONAL FUND ADVISORS LP 5.63% view
B 2016-02-04 16:51:30.0 DAWSON GEOPHYSICAL CO TGE BlackRock Inc 6.9% view
B 2016-01-21 11:44:27.0 DAWSON GEOPHYSICAL CO TGE BEDDOW CAPITAL MANAGEMENT INC 10.0% view
B 2015-03-10 10:50:39.0 DAWSON GEOPHYSICAL CO TGE AMERIPRISE FINANCIAL INC 9.63% view
B 2015-02-12 16:02:19.0 TGC INDUSTRIES INC TGE Boston Partners 6.44% view
S 2015-02-06 08:37:27.0 TGC INDUSTRIES INC TGE PUNCH & ASSOCIATES INVESTMENT MANAGEMENT 1.44% view
B 2015-01-28 14:47:06.0 TGC INDUSTRIES INC TGE THOMSON HORSTMANN & BRYANT INC 11.47% view
B 2014-02-14 14:40:01.0 TGC INDUSTRIES INC TGE PUNCH & ASSOCIATES INVESTMENT MANAGEMENT 5.39% view
B 2014-02-13 08:05:25.0 TGC INDUSTRIES INC TGE THOMSON HORSTMANN & BRYANT INC 6.17% view
S 2014-01-16 14:04:58.0 TGC INDUSTRIES INC TGE AMERIPRISE FINANCIAL INC 0.0% view
S 2013-02-12 16:19:46.0 TGC INDUSTRIES INC TGE ROYCE & ASSOCIATES LLC 7.13% view
B 2012-02-13 17:25:30.0 TGC INDUSTRIES INC TGE PARADIGM CAPITAL MANAGEMENT INC 5.16% view
S 2012-02-01 12:02:15.0 TGC INDUSTRIES INC TGE ROYCE & ASSOCIATES LLC 8.57% view
S 2011-02-10 20:43:11.0 TGC INDUSTRIES INC TGE THOMSON HORSTMANN & BRYANT INC 8.03% view
B 2011-02-01 10:43:53.0 TGC INDUSTRIES INC TGE THOMSON HORSTMANN & BRYANT INC 8.95% view
B 2011-01-25 14:00:59.0 TGC INDUSTRIES INC TGCI ROYCE & ASSOCIATES LLC 11.54% view
S 2009-01-30 12:21:53.0 TGC INDUSTRIES INC TGCI STRS OHIO 0.0% view
B 2008-11-06 14:59:41.0 TGC INDUSTRIES INC TGE SYSTEMATIC FINANCIAL MANAGEMENT LP 6.82% view
B 2008-01-31 13:11:49.0 TGC INDUSTRIES INC TGE STRS OHIO 6.34% view
B 2007-02-15 12:07:34.0 TGC INDUSTRIES INC TGE SYSTEMATIC FINANCIAL MANAGEMENT LP 6.75% view
S 2007-01-25 13:46:29.0 TGC INDUSTRIES INC TGE STRS OHIO n/a view
B 2006-03-13 00:00:00.0 TGC INDUSTRIES INC TGCI RICE HALL JAMES & ASSOCIATES 5.4% view
S 2006-02-10 00:00:00.0 TGC INDUSTRIES INC TGCI TODRES SIDNEY n/a view
B 2004-03-12 00:00:00.0 TGC INDUSTRIES INC TGCI TODRES SIDNEY 7.13% view
S 2004-02-17 00:00:00.0 TGC INDUSTRIES INC TGCI SPECIAL SITUATIONS FUND III L P 1.0% view
B 2002-03-11 00:00:00.0 TGC INDUSTRIES INC TGCI SPECIAL SITUATIONS FUND III L P 16.2% view
B 2001-02-14 00:00:00.0 TGC INDUSTRIES INC TGCI WEDGE ENERGY SERVICES LLC 50.5% view
B 2000-03-02 00:00:00.0 TGC INDUSTRIES INC TGCI WEDGE ENERGY SERVICES LLC 49.1% view
S 1999-02-11 00:00:00.0 TGC INDUSTRIES INC TGCI FLYNN EDWARD L n/a view
S 1998-10-13 00:00:00.0 TGC INDUSTRIES INC TGCI FLYNN EDWARD L n/a view
S 1998-08-27 00:00:00.0 TGC INDUSTRIES INC TGCI FLYNN EDWARD L n/a view
S 1998-08-17 00:00:00.0 TGC INDUSTRIES INC TGCI FLYNN EDWARD L n/a view
S 1998-06-23 00:00:00.0 TGC INDUSTRIES INC TGCI FLYNN EDWARD L n/a view
S 1997-09-09 00:00:00.0 TGC INDUSTRIES INC TGCI FLYNN EDWARD L n/a view
S 1997-08-14 00:00:00.0 TGC INDUSTRIES INC TGCI FLYNN EDWARD L n/a view
B 1997-05-14 00:00:00.0 TGC INDUSTRIES INC TGCI FLYNN EDWARD L n/a view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.