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PRLB - As of  03/28/24, 05:29:53 PM:   44 Insider Transactions.

Sector: Industrial Goods    Industry: Machine Tools & Accessories
Prev Close:$59.79  Avg Vol(3m): 361,300  P/E: 33.70  EPS: 1.77

Email this page to a friend.    Insider Transactions for PRLB

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2020-10-09 14:04:41.0 Proto Labs Inc PRLB ARK Investment Management LLC 11.59% view
B 2020-02-14 09:47:54.0 Proto Labs Inc PRLB BROWN CAPITAL MANAGEMENT LLC 14.16% view
B 2020-02-11 19:35:11.0 Proto Labs Inc PRLB VANGUARD GROUP INC 10.02% view
S 2020-02-05 15:49:31.0 Proto Labs Inc PRLB RIVERBRIDGE PARTNERS LLC 5.64% view
B 2020-02-04 12:30:25.0 Proto Labs Inc PRLB BlackRock Inc 15.6% view
B 2019-03-11 07:51:35.0 Proto Labs Inc PRLB VANGUARD GROUP INC 10.02% view
S 2019-02-14 09:49:31.0 Proto Labs Inc PRLB BROWN CAPITAL MANAGEMENT LLC 13.71% view
B 2019-02-12 11:58:45.0 Proto Labs Inc PRLB VANGUARD GROUP INC 9.85% view
B 2019-01-31 14:09:43.0 Proto Labs Inc PRLB BlackRock Inc 14.8% view
S 2019-01-25 10:50:16.0 Proto Labs Inc PRLB RIVERBRIDGE PARTNERS LLC 5.75% view
S 2019-01-15 15:09:26.0 Proto Labs Inc PRLB LUKIS LAWRENCE J 4.82% view
S 2018-02-14 10:02:47.0 Proto Labs Inc PRLB LUKIS LAWRENCE J 6.7% view
B 2018-02-14 09:44:45.0 Proto Labs Inc PRLB BROWN CAPITAL MANAGEMENT LLC 14.62% view
S 2018-02-14 09:33:33.0 Proto Labs Inc PRLB TimesSquare Capital Management n/a view
B 2018-02-12 08:49:23.0 Proto Labs Inc PRLB VANGUARD GROUP INC 8.43% view
S 2018-01-29 10:23:54.0 Proto Labs Inc PRLB RIVERBRIDGE PARTNERS LLC 6.67% view
B 2017-02-13 16:39:55.0 Proto Labs Inc PRLB TimesSquare Capital Management 5.9% view
B 2017-02-10 20:51:48.0 Proto Labs Inc PRLB VANGUARD GROUP INC 7.62% view
B 2017-02-09 15:09:07.0 Proto Labs Inc PRLB BROWN CAPITAL MANAGEMENT LLC 13.98% view
B 2017-01-24 15:51:47.0 Proto Labs Inc PRLB RIVERBRIDGE PARTNERS LLC 7.55% view
B 2017-01-09 14:02:55.0 Proto Labs Inc PRLB BlackRock Inc 10.3% view
B 2016-10-05 15:52:33.0 Proto Labs Inc PRLB BROWN CAPITAL MANAGEMENT LLC 11.4% view
S 2016-02-16 10:03:35.0 Proto Labs Inc PRLB LUKIS LAWRENCE J 7.19% view
S 2016-02-10 14:58:05.0 Proto Labs Inc PRLB FRANKLIN RESOURCES INC 0.8% view
B 2016-02-05 17:27:03.0 Proto Labs Inc PRLB BROWN CAPITAL MANAGEMENT LLC 10.25% view
B 2016-02-05 16:33:01.0 Proto Labs Inc PRLB BROWN CAPITAL MANAGEMENT LLC 9.92% view
B 2016-02-01 12:49:10.0 Proto Labs Inc PRLB RIVERBRIDGE PARTNERS LLC 6.82% view
S 2016-01-22 13:10:08.0 Proto Labs Inc PRLB KORNITZER CAPITAL MANAGEMENT INC 1.97% view
S 2015-07-10 16:52:12.0 Proto Labs Inc PRLB WELLS FARGO & COMPANY 3.77% view
S 2015-02-17 09:16:08.0 Proto Labs Inc PRLB LUKIS LAWRENCE J 10.0% view
B 2015-02-10 11:43:29.0 Proto Labs Inc PRLB VANGUARD GROUP INC 5.17% view
B 2015-02-09 16:46:01.0 Proto Labs Inc PRLB FRANKLIN RESOURCES INC 5.4% view
B 2015-02-05 12:23:58.0 Proto Labs Inc PRLB WELLS FARGO & COMPANY 7.62% view
B 2015-02-05 10:48:08.0 Proto Labs Inc PRLB BROWN CAPITAL MANAGEMENT LLC 6.29% view
B 2015-01-29 10:33:49.0 Proto Labs Inc PRLB RIVERBRIDGE PARTNERS LLC 6.62% view
B 2015-01-22 12:58:17.0 Proto Labs Inc PRLB KORNITZER CAPITAL MANAGEMENT INC 5.58% view
B 2014-12-05 09:11:28.0 Proto Labs Inc PRLB BROWN CAPITAL MANAGEMENT LLC 5.85% view
S 2014-02-14 10:02:58.0 Proto Labs Inc PRLB LUKIS LAWRENCE J 14.95% view
S 2014-02-10 17:21:06.0 Proto Labs Inc PRLB NBGE Manager n/a view
B 2014-02-05 13:04:56.0 Proto Labs Inc PRLB RIVERBRIDGE PARTNERS LLC 5.32% view
B 2014-01-27 14:55:55.0 Proto Labs Inc PRLB WELLS FARGO & COMPANY 5.16% view
B 2014-01-16 16:18:15.0 Proto Labs Inc PRLB KORNITZER CAPITAL MANAGEMENT INC 5.29% view
B 2013-02-14 15:18:11.0 Proto Labs Inc PRLB LUKIS LAWRENCE J 21.9% view
B 2013-02-14 11:16:32.0 Proto Labs Inc PRLB NBGE Manager 14.0% 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.