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NIERENBERG INVESTMENT MANAGEMENT CO
- As of  04/27/24, 03:44:44 AM:   139 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
B 2020-10-30 11:42:14.0 CRAWFORD & CO CRDA-CRDB 5.9% view
B 2020-09-03 17:00:14.0 FLOTEK INDUSTRIES INC FTK 6.2% view
S 2020-08-26 17:14:59.0 GEOSPACE TECHNOLOGIES CORP GEOS 4.0% view
B 2020-05-27 17:15:31.0 GEOSPACE TECHNOLOGIES CORP GEOS 5.1% view
B 2020-05-18 15:41:09.0 GEOSPACE TECHNOLOGIES CORP GEOS 5.1% view
S 2020-03-18 08:27:08.0 Houston Wire & Cable CO HWCC 12.3% view
B 2020-03-16 09:56:56.0 FLOTEK INDUSTRIES INC FTK 5.6% view
S 2020-01-21 11:53:06.0 GEOSPACE TECHNOLOGIES CORP GEOS 2.9% view
B 2019-12-23 13:17:04.0 Houston Wire & Cable CO HWCC 86.4% view
B 2019-03-13 12:35:26.0 Houston Wire & Cable CO HWCC 9.99% view
B 2019-02-08 16:58:41.0 GEOSPACE TECHNOLOGIES CORP GEOS 5.2% view
B 2018-12-19 10:49:52.0 Houston Wire & Cable CO HWCC 9.99% view
B 2018-04-23 15:14:59.0 GEOSPACE TECHNOLOGIES CORP GEOS 5.0% view
B 2018-01-04 14:14:06.0 Houston Wire & Cable CO HWCC 9.0% view
S 2017-12-01 16:05:11.0 ROSETTA STONE INC RST 4.3% view
B 2017-09-27 11:55:00.0 Houston Wire & Cable CO HWCC 8.3% view
S 2017-07-19 17:17:15.0 RADISYS CORP RSYS 4.1% view
S 2017-05-17 17:28:49.0 ROSETTA STONE INC RST 5.5% view
S 2017-02-06 15:54:35.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 4.95% view
S 2017-02-02 16:22:33.0 RADISYS CORP RSYS 6.9% view
B 2017-01-31 15:40:50.0 Houston Wire & Cable CO HWCC 6.5% view
S 2016-10-07 16:21:09.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 6.2% view
S 2016-02-24 17:20:28.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 8.9% view
B 2016-02-16 11:34:14.0 Houston Wire & Cable CO HWCC 5.8% view
B 2015-06-08 16:55:13.0 Houston Wire & Cable CO HWCC 5.2% view
B 2015-04-17 13:51:07.0 ROSETTA STONE INC RST 7.0% view
S 2015-03-16 17:17:29.0 ROSETTA STONE INC RST 7.0% view
B 2015-02-13 16:01:39.0 TECUMSEH PRODUCTS CO TECU 12.0% view
S 2015-01-30 16:20:08.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 9.1% view
S 2014-11-12 16:10:45.0 RADISYS CORP RSYS 9.6% view
B 2014-08-25 12:03:11.0 ROSETTA STONE INC RST 7.9% view
S 2014-08-11 16:50:49.0 ROSETTA STONE INC RST 7.9% view
B 2014-06-16 11:37:21.0 ROSETTA STONE INC RST 8.0% view
B -17.97% 2014-02-12 14:08:22.0 TECUMSEH PRODUCTS CO TECUB 8.6% view
S 2014-02-12 14:07:02.0 ROSETTA STONE INC RST 7.7% view
S 2014-01-21 16:25:52.0 RADISYS CORP RSYS 15.6% view
B 2013-08-30 16:06:58.0 TECUMSEH PRODUCTS CO TECUB 7.6% view
S 2013-08-05 16:33:33.0 MOVE INC MOVE 4.9% view
S 2013-07-25 17:57:23.0 MOVE INC MOVE 5.9% view
S 2013-06-13 16:45:57.0 MOVE INC MOVE 7.0% view
S 2013-05-01 17:51:24.0 ASSET ACCEPTANCE CAPITAL CORP AACC 11.5% view
S 2013-04-19 17:07:33.0 ASSET ACCEPTANCE CAPITAL CORP AACC 14.2% view
B -7.78% 2013-02-12 17:03:39.0 ROSETTA STONE INC RST 8.5% view
S 2012-11-29 17:01:54.0 MOVE INC MOVE 8.7% view
S 2012-08-10 16:52:19.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 10.8% view
B 30.28% 2012-05-18 16:48:08.0 ROSETTA STONE INC RST 5.0% view
S 2012-02-22 17:26:08.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 12.1% view
S 2012-02-13 16:39:56.0 HEARTLAND PAYMENT SYSTEMS INC HPY 0.0% view
S 2011-09-14 16:58:23.0 MOVE INC MOVE 13.2% view
S 2011-09-13 17:02:53.0 MEDCATH CORP MDTH 2.5% view
B -41.83% 2011-07-07 14:41:40.0 MEDCATH CORP MDTH 14.4% view
B 2011-06-24 09:45:42.0 ZORAN CORP ZRAN 5.1% view
S 2011-05-04 16:59:06.0 NATUS MEDICAL INC BABY 4.5% view
S 2011-04-18 16:31:40.0 NATUS MEDICAL INC BABY 6.2% view
S 2011-03-31 17:29:31.0 NATUS MEDICAL INC BABY 7.6% view
B -11.73% 2011-03-31 09:30:42.0 ASSET ACCEPTANCE CAPITAL CORP AACC 16.1% view
S 2011-03-17 15:40:51.0 RADISYS CORP RSYS 18.6% view
B 54.38% 2011-02-10 17:09:22.0 HEARTLAND PAYMENT SYSTEMS INC HPY 7.5% view
S 2010-09-21 11:10:04.0 RADISYS CORP RSYS 18.7% view
S 2010-04-07 16:31:09.0 BROOKS AUTOMATION INC BRKS 4.8% view
S 2010-03-10 12:59:30.0 NATUS MEDICAL INC BABY 9.9% view
S 2010-03-03 15:29:19.0 MEDCATH CORP MDTH 13.1% view
S 2010-02-26 10:33:18.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 13.9% view
S 2010-01-21 16:50:22.0 NATUS MEDICAL INC BABY 11.5% view
S 2010-01-08 17:15:16.0 BROOKS AUTOMATION INC BRKS 5.9% view
S 2009-12-02 10:58:12.0 MEXICAN RESTAURANTS INC CASA 0.5% view
B 2009-10-09 16:21:50.0 HEARTLAND PAYMENT SYSTEMS INC HPV 5.51% view
S 2009-05-04 15:04:00.0 MOVE INC MOVE 18.4% view
S 2009-05-01 18:10:47.0 NATUS MEDICAL INC BABY 12.9% view
S 2009-04-08 16:29:29.0 NATCO GROUP INC NTG` 4.9% view
S 2009-02-09 16:20:24.0 BROOKS AUTOMATION INC BRKS 8.23% view
S 2008-12-09 09:01:44.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 15.0% view
B 52.48% 2008-12-01 09:09:08.0 MOVE INC MOVE 18.4% view
S 2008-10-16 16:57:42.0 REDWOOD TRUST INC RWT 3.9% view
B 11.06% 2008-10-07 06:01:05.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 15.0% view
B 12.78% 2008-10-07 06:00:49.0 BROOKS AUTOMATION INC BRKS 9.98% view
B -29.10% 2008-07-30 13:51:31.0 ASSET ACCEPTANCE CAPITAL CORP AACC 15.8% view
B -19.73% 2008-07-14 11:58:41.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 14.3% view
B 6.07% 2008-07-02 13:30:13.0 MOVE INC MOVE 16.4% view
B -38.45% 2008-07-02 13:25:04.0 ASSET ACCEPTANCE CAPITAL CORP AACC 14.8% view
B -12.13% 2008-06-26 11:22:10.0 MOVE INC MOVE 14.5% view
B -51.26% 2008-06-16 11:24:27.0 BROOKS AUTOMATION INC BRKS 9.1% view
B -44.21% 2008-05-21 14:50:17.0 ASSET ACCEPTANCE CAPITAL CORP AACC 13.3% view
B -56.10% 2008-05-13 14:14:39.0 MEDCATH CORP MDTH 15.1% view
B -34.73% 2008-05-08 17:16:59.0 MOVE INC MOVE 13.3% view
B -32.87% 2008-05-01 16:00:45.0 ASSET ACCEPTANCE CAPITAL CORP AACC 11.5% view
B -48.42% 2008-04-09 13:20:09.0 MOVE INC MOVE 10.0% view
B -58.91% 2008-04-08 11:09:56.0 NATUS MEDICAL INC BABY 19.1% view
B -42.68% 2008-03-31 07:01:45.0 ASSET ACCEPTANCE CAPITAL CORP AACC 9.6% view
B -54.87% 2008-03-31 07:01:21.0 MOVE INC MOVE 8.9% view
S 2008-03-26 11:43:27.0 NATCO GROUP INC NTG` 6.4% view
B -39.46% 2008-03-24 10:42:36.0 ASSET ACCEPTANCE CAPITAL CORP AACC 8.5% view
B -47.52% 2008-03-17 13:46:21.0 MOVE INC MOVE 7.8% view
B -60.23% 2008-03-07 19:43:57.0 ASSET ACCEPTANCE CAPITAL CORP AACC 6.9% view
B -50.88% 2008-03-06 19:40:48.0 MOVE INC MOVE 6.6% view
B -64.93% 2008-03-05 14:06:51.0 MEDCATH CORP MDTH 13.8% view
B -28.91% 2008-02-08 14:55:37.0 RADISYS CORP RSYS 19.9% view
B -63.81% 2008-01-11 14:04:09.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 12.8% view
B -59.80% 2007-12-27 13:09:12.0 MEDCATH CORP MDTH 13.1% view
B -60.18% 2007-12-07 11:09:29.0 REDWOOD TRUST INC RWT 5.4% view
B -67.05% 2007-11-16 15:37:26.0 MEDCATH CORP MDTH 12.7% view
B -33.57% 2007-09-26 10:49:49.0 BROOKS AUTOMATION INC BRKS 7.2% view
B 10.05% 2007-08-14 17:34:25.0 RADISYS CORP RSYS 15.0% view
S 2007-08-10 11:17:32.0 MEDCATH CORP MDTH 9.7% view
B 3.75% 2007-08-03 13:13:36.0 RADISYS CORP RSYS 13.4% view
S 2007-07-16 17:42:49.0 NATCO GROUP INC NTG` 7.2% view
B -29.75% 2007-06-25 19:06:43.0 RADISYS CORP RSYS 12.2% view
S 2007-05-29 07:20:49.0 PEDIATRIC SERVICES OF AMERICA INC PSAI 19.2% view
S 2007-05-14 10:57:29.0 NATUS MEDICAL INC BABY 18.9% view
S 2007-04-30 16:06:06.0 PEDIATRIC SERVICES OF AMERICA INC PSAI 19.3% view
B -22.38% 2007-04-12 11:22:15.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 11.8% view
B -14.93% 2007-03-29 10:51:28.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 11.7% view
B -12.22% 2007-01-29 16:26:42.0 BROOKS AUTOMATION INC BRKS 6.4% view
B -18.47% 2007-01-24 11:00:01.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 11.6% view
B -3.00% 2007-01-10 10:56:40.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 10.8% view
B 0.20% 2006-12-28 14:34:40.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 9.5% view
B -26.90% 2006-10-31 11:03:38.0 RADISYS CORP RSYS 11.1% view
B 6.68% 2006-10-26 11:08:37.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 9.4% view
B 33.12% 2006-07-24 00:00:00.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 8.3% view
B 16.75% 2006-07-06 00:00:00.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 7.0% view
B -23.58% 2006-07-06 00:00:00.0 MEXICAN RESTAURANTS INC CASA 35.5% view
B 57.61% 2006-07-06 00:00:00.0 MEDCATH CORP MDTH 9.99% view
S 2006-07-06 00:00:00.0 NATCO GROUP INC NTG 9.4% view
B 47.47% 2006-07-06 00:00:00.0 NATUS MEDICAL INC BABY 18.9% view
B -43.46% 2006-07-06 00:00:00.0 RADISYS CORP RSYS 9.8% view
S 2006-07-06 00:00:00.0 PEDIATRIC SERVICES OF AMERICA INC PSAI 19.4% view
S 2006-06-28 00:00:00.0 CREDENCE SYSTEMS CORP CMOS 3.96% view
S 2006-04-10 00:00:00.0 KOREA EQUITY FUND INC KEF 2.4% view
B 27.31% 2006-04-10 00:00:00.0 NATCO GROUP INC NTG 9.4% view
B 42.47% 2006-03-30 00:00:00.0 MEDCATH CORP MDTH 9.1% view
B -12.04% 2006-03-28 00:00:00.0 ELECTRO SCIENTIFIC INDUSTRIES INC ESIO 6.8% view
B -52.74% 2006-03-27 00:00:00.0 CREDENCE SYSTEMS CORP CMOS 5.0% view
B 25.58% 2005-12-28 00:00:00.0 KOREA EQUITY FUND INC KEF 7.8% view
S 2005-12-27 00:00:00.0 PEDIATRIC SERVICES OF AMERICA INC PSAI 20.0% view
B -11.16% 2005-12-22 00:00:00.0 PEDIATRIC SERVICES OF AMERICA INC PSAI 20.0% view
B 2005-12-15 00:00:00.0 AmNet Mortgage INV 0.0% view
B -1.69% 2005-12-09 00:00:00.0 MEXICAN RESTAURANTS INC CASA 34.5% view
B 36.23% 2005-09-28 00:00:00.0 MEDCATH CORP MDTH 8.1% view
B -44.98% 2005-05-10 00:00:00.0 MEDCATH CORP MDTH 6.2% 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.
** Since most institutions are long investors, only returns for long transactions are shown here.