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GLF - As of  04/30/25, 12:08:16 PM:   146 Insider Transactions.

Sector: Oil & Gas    Industry: Oil & Gas Equipment & Services
Prev Close:$3.33  Avg Vol(3m): 638,676  P/E: 0.00  EPS: -12.15

Email this page to a friend.    Insider Transactions for GLF

Buy/Sell* Filed Date Subject Symbol Acquirer Pct Owned Details
B 2019-02-14 15:45:42.0 GULFMARK OFFSHORE INC GLF TIAA 12.0% view
B 2019-02-14 15:42:08.0 GULFMARK OFFSHORE INC GLF TEACHERS ADVISORS 12.0% view
S 2018-12-10 09:02:04.0 GULFMARK OFFSHORE INC GLF FMR LLC 2.006% view
S 2018-11-29 20:33:04.0 GULFMARK OFFSHORE INC GLF TIDEWATER INC n/a view
S 2018-11-19 17:13:30.0 GULFMARK OFFSHORE INC GLF Raging Capital Management 0.0% view
B 2018-07-25 16:05:05.0 GULFMARK OFFSHORE INC GLF TIDEWATER INC 34.99% view
S 2018-07-17 16:41:09.0 GULFMARK OFFSHORE INC GLF CAPTAIN Q 16.4% view
S 2018-07-17 16:37:12.0 GULFMARK OFFSHORE INC GLF Raging Capital Management 30.7% view
B 2018-02-14 17:30:27.0 GULFMARK OFFSHORE INC GLF TEACHERS ADVISORS 12.0% view
B 2018-02-14 17:16:38.0 GULFMARK OFFSHORE INC GLF TIAA 12.0% view
B 2018-02-14 10:36:09.0 GULFMARK OFFSHORE INC GLF Solus Alternative Asset Management LP 2.05% view
S 2018-02-14 09:58:10.0 GULFMARK OFFSHORE INC GLF CANYON CAPITAL ADVISORS LLC 15.76% view
S 2018-02-13 09:38:40.0 GULFMARK OFFSHORE INC GLF FMR LLC 9.125% view
S 2018-02-09 09:46:16.0 GULFMARK OFFSHORE INC GLF DIMENSIONAL FUND ADVISORS LP 0.0% view
B 2017-12-08 15:58:22.0 GULFMARK OFFSHORE INC GLF CANYON CAPITAL ADVISORS LLC 15.81% view
B 2017-12-07 10:25:39.0 GULFMARK OFFSHORE INC GLF MILLARD ROBERT B 6.03% view
B 2017-11-22 12:53:09.0 GULFMARK OFFSHORE INC GLF CAPTAIN Q 16.6% view
B 2017-11-17 16:04:47.0 GULFMARK OFFSHORE INC GLF Raging Capital Management 32.8% view
S 2017-05-17 16:00:21.0 GULFMARK OFFSHORE INC GLF Raging Capital Management 18.9% view
B 2017-03-07 17:25:30.0 GULFMARK OFFSHORE INC GLF Raging Capital Management 19.0% view
B 2017-02-14 11:25:14.0 GULFMARK OFFSHORE INC GLF FMR LLC 12.018% view
S 2017-02-09 10:36:53.0 GULFMARK OFFSHORE INC GLF DIMENSIONAL FUND ADVISORS LP 5.02% view
S 2016-11-28 17:22:36.0 GULFMARK OFFSHORE INC GLF Raging Capital Management 19.0% view
S 2016-10-07 16:13:59.0 GULFMARK OFFSHORE INC GLF BlackRock Inc 2.7% view
S 2016-02-11 09:58:08.0 GULFMARK OFFSHORE INC GLF VANGUARD GROUP INC 4.5% view
S 2016-02-09 15:50:51.0 GULFMARK OFFSHORE INC GLF DIMENSIONAL FUND ADVISORS LP 7.5% view
B 2016-01-26 14:09:29.0 GULFMARK OFFSHORE INC GLF BlackRock Inc 9.4% view
B 2015-12-09 17:17:26.0 GULFMARK OFFSHORE INC GLF Raging Capital Management 19.9% view
B 2015-11-23 17:28:35.0 GULFMARK OFFSHORE INC GLF Raging Capital Management 19.9% view
B 2015-08-10 17:20:23.0 GULFMARK OFFSHORE INC GLF Raging Capital Management 18.5% view
B 2015-05-05 17:10:23.0 GULFMARK OFFSHORE INC GLF Raging Capital Management 12.9% view
B 2015-03-10 11:41:35.0 GULFMARK OFFSHORE INC GLF LORD 12.0% view
B 2015-02-13 10:45:45.0 GULFMARK OFFSHORE INC GLF LORD 5.44% view
B 2015-02-11 08:43:20.0 GULFMARK OFFSHORE INC GLF VANGUARD GROUP INC 6.36% view
B 2015-02-05 09:16:03.0 GULFMARK OFFSHORE INC GLF DIMENSIONAL FUND ADVISORS LP 8.43% view
S 2015-01-30 09:50:59.0 GULFMARK OFFSHORE INC GLF Artisan Partners Limited Partnership 2.8% view
B 2015-01-22 14:24:20.0 GULFMARK OFFSHORE INC GLF BlackRock Inc 8.7% view
B 2015-01-12 09:58:00.0 GULFMARK OFFSHORE INC GLF FMR LLC 11.054% view
B 2014-03-24 07:09:23.0 GULFMARK OFFSHORE INC GLF Artisan Partners Limited Partnership 6.0% view
S 2014-02-14 08:24:19.0 GULFMARK OFFSHORE INC GLF LORD 5.44% view
B 2014-02-11 11:24:20.0 GULFMARK OFFSHORE INC GLF VANGUARD GROUP INC 5.39% view
B 2014-02-10 16:29:23.0 GULFMARK OFFSHORE INC GLF DIMENSIONAL FUND ADVISORS LP 8.19% view
B 2014-01-30 07:46:23.0 GULFMARK OFFSHORE INC GLF Artisan Partners Limited Partnership 5.8% view
B 2014-01-29 07:45:24.0 GULFMARK OFFSHORE INC GLF BlackRock Inc 5.8% view
B 2013-02-11 17:10:25.0 GULFMARK OFFSHORE INC GLF DIMENSIONAL FUND ADVISORS LP 7.04% view
B 2013-02-06 07:20:24.0 GULFMARK OFFSHORE INC GLF ARTISAN PARTNERS HOLDINGS LP 6.3% view
B 2013-01-30 14:34:46.0 GULFMARK OFFSHORE INC GLF BlackRock Inc 5.23% view
S 2013-01-10 09:12:06.0 GULFMARK OFFSHORE INC GLF LORD 6.91% view
S 2012-09-10 15:08:50.0 GULFMARK OFFSHORE INC GLF WELLINGTON MANAGEMENT CO LLP 4.42% view
S 2012-04-10 18:05:53.0 GULFMARK OFFSHORE INC GLF BlackRock Inc 4.9% view
B 2012-02-14 11:14:35.0 GULFMARK OFFSHORE INC GLF WELLINGTON MANAGEMENT CO LLP 10.71% view
B 2012-02-14 10:45:53.0 GULFMARK OFFSHORE INC GLF LORD 11.96% view
S 2012-02-14 09:20:52.0 GULFMARK OFFSHORE INC GLF STEINBERG ASSET MANAGEMENT LLC 2.3% view
B 2012-02-14 08:09:07.0 GULFMARK OFFSHORE INC GLF DIMENSIONAL FUND ADVISORS LP 7.0% view
B 2012-02-13 13:07:36.0 GULFMARK OFFSHORE INC GLF BlackRock Inc 5.04% view
B 2011-10-11 15:11:02.0 GULFMARK OFFSHORE INC GLF WELLINGTON MANAGEMENT CO LLP 10.41% view
B 2011-09-09 09:52:34.0 GULFMARK OFFSHORE INC GLF LORD ABBETT & CO LLC 10.34% view
S 2011-02-14 11:23:38.0 GULFMARK OFFSHORE INC GLF STEINBERG ASSET MANAGEMENT LLC 4.94% view
S 2011-02-11 15:33:03.0 GULFMARK OFFSHORE INC GLF Estabrook Capital Management 4.09% view
B 2011-02-11 14:13:37.0 GULFMARK OFFSHORE INC GLF DIMENSIONAL FUND ADVISORS LP 6.27% view
B 2010-02-16 13:48:41.0 GULFMARK OFFSHORE INC GLF STEINBERG ASSET MANAGEMENT LLC 6.16% view
S 2010-01-29 12:26:09.0 GULFMARK OFFSHORE INC GLF Estabrook Capital Management 5.69% view
B 2009-01-29 17:19:27.0 GULFMARK OFFSHORE INC GLF Estabrook Capital Management 5.98% view
S 2008-07-10 16:56:19.0 GULFMARK OFFSHORE INC GLF LEHMAN BROTHERS HOLDINGS INC 7.3% view
S 2008-07-10 16:18:49.0 GULFMARK OFFSHORE INC GLF LEHMAN BROTHERS HOLDINGS INC 7.3% view
B 2008-02-14 13:49:48.0 GULFMARK OFFSHORE INC GLF Bank of New York Mellon CORP 5.74% view
S 2008-02-11 16:24:38.0 GULFMARK OFFSHORE INC GLF STEINBERG ASSET MANAGEMENT LLC 5.15% view
S 2008-02-06 10:50:34.0 GULFMARK OFFSHORE INC GLF DIMENSIONAL FUND ADVISORS INC 4.12% view
S 2007-07-06 09:42:22.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2007-04-19 09:52:32.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
B 2007-02-09 15:19:41.0 GULFMARK OFFSHORE INC GMRK STEINBERG ASSET MANAGEMENT LLC 8.52% view
S 2007-02-08 19:34:34.0 GULFMARK OFFSHORE INC GMRK DIMENSIONAL FUND ADVISORS INC 5.57% view
S 2007-02-01 20:22:21.0 GULFMARK OFFSHORE INC GMRK DIMENSIONAL FUND ADVISORS INC 5.57% view
S 2007-01-10 09:43:13.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2006-10-05 10:38:57.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2006-07-06 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
B 2006-04-28 00:00:00.0 GULFMARK OFFSHORE INC GMRK LEHMAN BROTHERS HOLDINGS INC 10.75% view
S 2006-04-17 00:00:00.0 GULFMARK OFFSHORE INC GMRK LEHMAN BROTHERS HOLDINGS INC n/a view
S 2006-04-11 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2006-03-15 00:00:00.0 GULFMARK OFFSHORE INC GMRK LEHMAN BROTHERS HOLDINGS INC 12.11% view
S 2006-02-09 00:00:00.0 GULFMARK OFFSHORE INC GMRK ROYCE & ASSOCIATES LLC 0.59% view
B 2006-02-08 00:00:00.0 GULFMARK OFFSHORE INC GMRK STEINBERG ASSET MANAGEMENT LLC 6.03% view
B 2006-02-06 00:00:00.0 GULFMARK OFFSHORE INC GMRK DIMENSIONAL FUND ADVISORS INC 6.59% view
S 2006-02-03 00:00:00.0 GULFMARK OFFSHORE INC GMRK BANK OF AMERICA CORP 5.0% view
S 2006-01-20 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2005-10-19 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2005-07-19 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2005-06-14 00:00:00.0 GULFMARK OFFSHORE INC GMRK LEHMAN BROTHERS HOLDINGS INC 14.01% view
S 2005-02-11 00:00:00.0 GULFMARK OFFSHORE INC GMRK BANK OF AMERICA CORP 6.35% view
S 2005-02-10 00:00:00.0 GULFMARK OFFSHORE INC GMRK STEINBERG ASSET MANAGEMENT LLC 5.36% view
B 2005-02-09 00:00:00.0 GULFMARK OFFSHORE INC GMRK DIMENSIONAL FUND ADVISORS INC 6.38% view
B 2005-01-28 00:00:00.0 GULFMARK OFFSHORE INC GMRK ROYCE & ASSOCIATES LLC 6.66% view
S 2005-01-21 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2005-01-19 00:00:00.0 GULFMARK OFFSHORE INC GMRK LEHMAN BROTHERS HOLDINGS INC 17.29% view
S 2004-10-06 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2004-07-08 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
B 2004-06-07 00:00:00.0 GULFMARK OFFSHORE INC GMRK BANK OF AMERICA CORP 6.4% view
S 2004-05-19 00:00:00.0 GULFMARK OFFSHORE INC GMRK LEHMAN BROTHERS HOLDINGS INC 19.26% view
S 2004-04-22 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2004-02-13 00:00:00.0 GULFMARK OFFSHORE INC GMRK FLEETBOSTON FINANCIAL CORP 6.31% view
S 2004-02-13 00:00:00.0 GULFMARK OFFSHORE INC GMRK PUTNAM LLC 12.0% view
S 2004-02-06 00:00:00.0 GULFMARK OFFSHORE INC GMRK DIMENSIONAL FUND ADVISORS INC 4.19% view
B 2004-02-06 00:00:00.0 GULFMARK OFFSHORE INC GMRK STEINBERG PRIEST & SLOANE CAPITAL MANAGEMENT LLC 5.76% view
B 2004-02-03 00:00:00.0 GULFMARK OFFSHORE INC GMRK ROYCE & ASSOCIATES LLC 6.16% view
S 2004-01-15 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2003-10-06 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2003-07-02 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2003-04-09 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2003-02-14 00:00:00.0 GULFMARK OFFSHORE INC GMRK PUTNAM LLC 12.0% view
B 2003-02-14 00:00:00.0 GULFMARK OFFSHORE INC GMRK FLEETBOSTON FINANCIAL CORP 6.51% view
B 2003-02-07 00:00:00.0 GULFMARK OFFSHORE INC GMRK DIMENSIONAL FUND ADVISORS INC 5.08% view
B 2003-01-16 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.0% view
S 2002-10-03 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 11.8% view
S 2002-08-09 00:00:00.0 GULFMARK OFFSHORE INC GMRK PUTNAM LLC 12.0% view
S 2002-07-17 00:00:00.0 GULFMARK OFFSHORE INC GMRK PUTNAM LLC 12.0% view
B 2002-07-10 00:00:00.0 GULFMARK OFFSHORE INC GMRK PUTNAM LLC 12.0% view
S 2002-07-09 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 12.2% view
S 2002-04-09 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 13.5% view
S 2002-03-18 00:00:00.0 GULFMARK OFFSHORE INC GMRK LEHMAN BROTHERS HOLDINGS INC 20.93% view
S 2002-02-14 00:00:00.0 GULFMARK OFFSHORE INC GMRK LEHMAN BROTHERS HOLDINGS INC 24.76% view
B 2002-02-14 00:00:00.0 GULFMARK OFFSHORE INC GMRK FLEETBOSTON FINANCIAL CORP 5.7229% view
S 2002-02-12 00:00:00.0 GULFMARK OFFSHORE INC GMRK DIMENSIONAL FUND ADVISORS INC n/a view
S 2002-01-17 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 15.6857% view
S 2001-10-10 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 15.9825% view
S 2001-07-26 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 16.5% view
S 2001-04-09 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT LLC 16.8% view
B 2001-02-14 00:00:00.0 GULFMARK OFFSHORE INC GMRK FLEETBOSTON FINANCIAL CORP 5.5% view
S 2001-02-02 00:00:00.0 GULFMARK OFFSHORE INC GMRK DIMENSIONAL FUND ADVISORS INC n/a view
S 2001-01-08 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 17.1% view
S 2000-10-23 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 17.5% view
S 2000-07-06 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 17.7% view
S 2000-04-05 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 18.1% view
B 2000-02-03 00:00:00.0 GULFMARK OFFSHORE INC GMRK DIMENSIONAL FUND ADVISORS INC n/a view
S 2000-01-25 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 18.9% view
S 2000-01-06 00:00:00.0 GULFMARK OFFSHORE INC GMRK FRANKLIN RESOURCES INC 0.0% view
S 1999-10-14 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 19.8% view
B 1999-07-07 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 19.8% view
S 1999-04-14 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 19.0% view
B 1999-03-10 00:00:00.0 GULFMARK OFFSHORE INC GMRK PILGRIM BAXTER & ASSOCIATES LTD n/a view
B 1999-01-19 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 19.1% view
B 1998-10-20 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 18.9% view
B 1998-07-17 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 18.2% view
B 1998-04-17 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 16.9% view
B 1998-03-27 00:00:00.0 GULFMARK OFFSHORE INC GMRK ESTABROOK CAPITAL MANAGEMENT INC 15.5% view
B 1998-02-04 00:00:00.0 GULFMARK OFFSHORE INC GMRK FRANKLIN RESOURCES INC 8.1% view
B 1997-05-12 00:00:00.0 GULFMARK OFFSHORE INC GMRK LEHMAN BROTHERS HOLDINGS INC 30.4% 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.