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IRIDIAN ASSET MANAGEMENT LLC
- As of  05/30/24, 11:19:22 AM:   215 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
B 2020-01-28 10:08:56.0 Chemours Co UNVR 100.0% view
B 2020-01-28 09:58:59.0 HALOZYME THERAPEUTICS HALO 100.0% view
B 2019-02-06 14:22:36.0 Chemours Co CC 6.8% view
B 2019-02-06 14:21:40.0 HALOZYME THERAPEUTICS INC HALO 8.9% view
S 2019-02-06 14:20:36.0 Versum Materials VSTO 10.3% view
B 2019-02-06 14:19:48.0 Wyndham Destinations OLN 100.0% view
B 2019-02-06 14:18:29.0 La Quinta Holdings Inc LQ 100.0% view
B 2019-02-06 14:17:14.0 ARMSTRONG WORLD INDUSTRIES INC MDRX 100.0% view
B 2019-02-06 14:15:17.0 EAGLE PHARMACEUTICALS EGRX 100.0% view
S 2018-09-06 11:36:56.0 ARMSTRONG WORLD INDUSTRIES INC AWI 5.2% view
B 2018-02-06 10:56:20.0 GRAPHIC PACKAGING HOLDING CO AXTA 100.0% view
B 2018-02-06 09:19:39.0 WYNDHAM WORLDWIDE CORP GRA 100.0% view
B 2018-02-06 09:18:40.0 SemGroup Corp SEE 100.0% view
B 2018-02-06 09:17:15.0 GameStop Corp GME 100.0% view
S 2018-02-06 09:16:00.0 ALERE INC VSTO 10.4% view
S 2018-02-06 09:14:57.0 OLIN CORP HALO 9.3% view
B 2018-02-06 09:14:07.0 ARMSTRONG WORLD INDUSTRIES INC AWI 10.9% view
S 2018-02-06 09:13:19.0 ALLEGHENY TECHNOLOGIES INC ATI 8.6% view
B 2018-02-06 09:12:01.0 Versum Materials UNVR 5.8% view
B 2018-02-06 09:10:42.0 La Quinta Holdings Inc LQ 7.6% view
B 2018-01-08 16:39:21.0 EAGLE PHARMACEUTICALS EGRX 10.1% view
B 2017-06-06 09:54:51.0 ALLEGHENY TECHNOLOGIES INC SEMG 10.1% view
B 2017-04-04 10:07:45.0 ARMSTRONG WORLD INDUSTRIES INC INVA 100.0% view
B 2017-02-02 10:40:32.0 GameStop Corp POST 5.9% view
B 2017-02-02 08:58:15.0 OLIN CORP OLN 5.7% view
B 2017-02-02 08:56:28.0 ARMSTRONG WORLD INDUSTRIES INC AWI 7.0% view
S 2017-02-02 08:54:44.0 WYNDHAM WORLDWIDE CORP GRA 7.3% view
S 2017-02-02 08:53:35.0 VISTEON CORP SEMG 9.6% view
S 2017-02-02 08:52:07.0 SEALED AIR CORP INVA 10.2% view
S 2017-02-02 08:51:09.0 HALOZYME THERAPEUTICS INC GPK 5.1% view
S 2017-02-02 08:49:51.0 GCP Applied Technologies Inc MDRX 9.4% view
B 2017-02-02 08:48:38.0 Vista Outdoor Inc VSTO 100.0% view
B 2017-02-02 08:47:31.0 MYRIAD GENETICS INC MYGN 100.0% view
S 2017-02-02 08:46:22.0 AVIS BUDGET GROUP CAR n/a view
B 2016-06-07 09:27:22.0 CST BRANDS CST 10.7% view
B 2016-05-09 08:29:25.0 GCP Applied Technologies Inc n/a 10.2% view
S 2016-02-11 08:45:36.0 SERVICE CORPORATION INTERNATIONAL SCI n/a view
B 2016-01-26 11:25:50.0 W R GRACE & CO GRA 10.6% view
B 2016-01-26 11:24:12.0 Innoviva THRX 12.1% view
S 2016-01-26 11:22:51.0 SEALED AIR CORP SEE 8.3% view
B 2016-01-26 11:21:45.0 MYRIAD GENETICS INC MYGN 5.6% view
S 2016-01-26 11:19:47.0 LEXMARK INTERNATIONAL INC HALO 10.1% view
B 2016-01-26 11:18:38.0 GRAPHIC PACKAGING HOLDING CO CAR 6.5% view
B 2016-01-26 11:17:30.0 WYNDHAM WORLDWIDE CORP WYN 7.9% view
B 2016-01-26 11:16:18.0 Vista Outdoor Inc VSTO 5.3% view
B 2016-01-26 11:15:04.0 CST BRANDS CST 8.9% view
B 2015-09-09 12:22:53.0 SemGroup Corp SEMG 10.0% view
B 2015-06-09 08:36:25.0 W R GRACE & CO GRA 10.3% view
B 2015-05-06 10:16:47.0 AOL Inc THRX 10.6% view
B 2015-03-04 14:40:05.0 PITNEY BOWES INC GPK 10.2% view
B 2015-01-29 09:12:19.0 SemGroup Corp SEMG 8.2% view
B 2015-01-29 09:08:15.0 HALOZYME THERAPEUTICS INC HALO 9.0% view
B 2015-01-29 09:05:52.0 W R GRACE & CO GRA 9.1% view
B 2015-01-29 09:03:33.0 THERAVANCE INC THRX 9.4% view
B 2015-01-29 09:01:10.0 PITNEY BOWES INC PBI 9.3% view
S 2015-01-29 08:56:28.0 AVIS BUDGET GROUP CAR 5.1% view
S 2015-01-29 08:50:22.0 Dresser DRC n/a view
S 2015-01-29 08:46:59.0 WYNDHAM WORLDWIDE CORP WYN n/a view
B 2015-01-07 10:45:07.0 HEALTH NET INC HNT 12.0% view
S 2014-02-04 08:38:55.0 LEXMARK INTERNATIONAL INC LXK n/a view
S 2014-02-04 08:37:38.0 Rockwood Holdings ROC 5.6% view
B 43.15% 2014-02-04 08:36:27.0 Dresser DRC 7.4% view
S 2014-02-04 08:35:18.0 VALSPAR CORP VAL 5.4% view
B 36.50% 2014-02-04 08:34:10.0 SEALED AIR CORP SEE 6.0% view
B 58.19% 2014-02-04 08:32:58.0 AVIS BUDGET GROUP CAR 9.3% view
B 68.62% 2014-02-04 08:31:50.0 HEALTH NET INC HNT 11.3% view
B 28.59% 2013-04-04 11:00:32.0 WYNDHAM WORLDWIDE CORP WYN 12.0% view
B -81.01% 2013-01-31 09:12:50.0 TENNECO INC TEN 12.0% view
S 2013-01-31 09:11:02.0 EASTMAN CHEMICAL CO ROC 7.0% view
B 60.44% 2013-01-31 09:09:45.0 PACKAGING CORP OF AMERICA OCR 8.2% view
B 31.31% 2013-01-31 09:08:13.0 HEALTH NET INC GRA 6.0% view
S 2013-01-31 09:07:06.0 LEXMARK INTERNATIONAL INC LXK 6.7% view
B 74.71% 2012-09-06 11:57:09.0 ENZON PHARMACEUTICALS INC ENZN 6.5% view
B -0.44% 2012-02-06 09:56:58.0 TENNECO INC ROC 8.8% view
B 34.22% 2012-02-06 09:55:45.0 HEALTH NET INC EMN 5.4% view
B 35.82% 2012-02-06 09:54:42.0 VALSPAR CORP PKG 8.1% view
S 2012-02-06 09:53:37.0 ENZON PHARMACEUTICALS INC ENZN 11.6% view
B 6.54% 2012-02-06 09:52:31.0 PDL BIOPHARMA PDLI 12.0% view
B 17.66% 2012-02-06 09:51:12.0 Dresser DRC 12.0% view
B 2012-02-06 09:50:08.0 Celera CORP CRA 12.0% view
S 2012-02-06 09:48:59.0 AOL Inc AOL 12.0% view
B -18.32% 2011-08-22 09:01:57.0 ENZON PHARMACEUTICALS INC ENZN 12.3% view
S 2011-01-28 08:47:48.0 ENZON PHARMACEUTICALS INC n/a 5.8% view
B 2011-01-26 08:39:37.0 OMNICARE INC n/a 7.0% view
B 2011-01-26 08:11:18.0 Celera CORP n/a 5.3% view
S 2011-01-25 15:10:33.0 TEEKAY CORP n/a 5.5% view
S 2011-01-25 14:56:42.0 Dresser DRC 5.4% view
S 2011-01-25 14:21:27.0 CROWN HOLDINGS INC CCK 5.3% view
B 2011-01-25 11:24:02.0 NORDION INC n/a 12.0% view
B 0.00% 2011-01-25 11:11:55.0 L ID 12.0% view
B 82.86% 2011-01-25 10:41:57.0 ATLAS ENERGY ATLS 12.0% view
S 2011-01-05 17:29:09.0 ENZON PHARMACEUTICALS INC ENZN 11.2% view
S 2010-01-28 13:55:36.0 VALEANT PHARMACEUTICALS INTERNATIONAL VRX 10.9% view
S 2010-01-28 13:24:33.0 PDL BIOPHARMA PDLI 9.0% view
S 2010-01-28 13:18:07.0 GLOBAL CROSSING LTD GLBC 5.2% view
S 2010-01-28 13:11:00.0 GLOBAL CROSSING LTD GLBC 5.2% view
S 2010-01-28 12:41:40.0 Dresser DRC 9.9% view
S 2010-01-28 12:33:10.0 CHEMED CORP CHE 6.4% view
B 35.62% 2010-01-27 15:31:37.0 LEAP WIRELESS INTERNATIONAL INC VAL 6.0% view
S 2010-01-27 15:23:59.0 BALL CORP VRGY n/a view
S 2010-01-26 17:28:32.0 TEEKAY TANKERS LTD SVVS n/a view
S 2010-01-26 15:10:24.0 MCMORAN EXPLORATION CO EXP n/a view
S 2010-01-26 13:03:38.0 DST SYSTEMS INC ENZN 15.4% view
B 34.71% 2009-10-06 11:23:56.0 ENZON PHARMACEUTICALS INC ENZN 18.4% view
B 2009-04-07 09:26:36.0 MDS INC n/a 5.8% view
B 2009-02-04 10:51:19.0 FACET BIOTECH CORP n/a 12.4% view
B 55.43% 2009-02-04 10:32:39.0 VALEANT PHARMACEUTICALS INTERNATIONAL VRX 11.9% view
B 2009-02-04 10:27:02.0 TEEKAY CORP n/a 9.5% view
B 5.62% 2009-02-04 10:17:31.0 PDL BIOPHARMA PDLI 13.5% view
B 2009-02-04 10:10:31.0 GLOBAL CROSSING LTD GLBCE 7.1% view
B 30.43% 2009-02-04 09:46:32.0 EAGLE MATERIALS INC EXP 8.2% view
B 54.70% 2009-02-04 09:38:19.0 DST SYSTEMS INC DST 8.4% view
B 15.27% 2009-02-04 09:30:42.0 CROWN HOLDINGS INC CHE 12.8% view
B 2009-02-04 09:22:54.0 ATLAS AMERICA INC WWC 12.0% view
B 54.04% 2009-02-04 09:10:19.0 TreeHouse Foods EW 12.0% view
B 70.40% 2009-02-04 09:08:42.0 HEALTHSOUTH CORP BRKS 12.0% view
B -14.45% 2008-12-08 09:36:51.0 PDL BIOPHARMA PDLI 10.8% view
S 2008-10-07 09:50:36.0 VALEANT PHARMACEUTICALS INTERNATIONAL VRX 10.5% view
B -15.85% 2008-07-10 16:14:34.0 SAVVIS SVVS 10.1% view
B 2008-06-09 09:56:22.0 CHEMED CORP n/a 10.0% view
B -35.44% 2008-04-07 14:41:18.0 ATLAS AMERICA INC HLS 10.2% view
B -29.91% 2008-02-04 08:58:45.0 ENZON PHARMACEUTICALS INC WCI 12.0% view
B 2008-02-04 08:56:57.0 UAP HOLDING CORP UAPH 12.0% view
B -42.07% 2008-02-04 08:55:47.0 REGEN BIOLOGICS INC DRC 12.0% view
B -29.96% 2008-02-04 08:54:35.0 DEAN FOODS CO DF 12.0% view
B -13.69% 2008-02-04 08:53:20.0 BALL CORP BLL 12.0% view
S 2008-02-04 08:52:19.0 Verigy Ltd VRGY 5.3% view
S 2008-02-04 08:50:38.0 TreeHouse Foods n/a 8.5% view
S 2008-02-04 08:49:22.0 HEALTHSOUTH CORP GLBCE 9.7% view
S 2008-02-04 08:48:03.0 EDWARDS LIFESCIENCES CORP DCP 10.2% view
S 2008-02-04 08:46:49.0 DST SYSTEMS INC CCK 6.1% view
B 2008-02-04 08:45:32.0 WESCO INTERNATIONAL INC n/a 9.4% view
B -51.56% 2008-02-04 08:44:12.0 MCMORAN EXPLORATION CO EXP 7.5% view
B -64.53% 2008-02-04 08:42:54.0 CHEMED CORP CHE 5.4% view
B 2008-02-04 08:41:42.0 ATLAS AMERICA INC GLBCE 11.6% view
B 4.27% 2007-02-07 09:34:58.0 PACKAGING CORP OF AMERICA PKG 12.0% view
B -35.07% 2007-02-05 09:21:52.0 LEAP WIRELESS INTERNATIONAL INC LEAP 12.0% view
B -4.57% 2007-02-05 09:20:33.0 APPLERA CORP ABI 12.0% view
S 2007-02-05 09:19:19.0 VALEANT PHARMACEUTICALS INTERNATIONAL VRX 9.6% view
B 2007-02-05 09:17:54.0 TEEKAY SHIPPING CORP n/a 11.0% view
B -10.07% 2007-02-05 09:16:29.0 EDWARDS LIFESCIENCES CORP EW 8.0% view
S 2007-02-05 09:14:46.0 DEAN FOODS CO DF 5.4% view
S 2007-02-05 09:13:25.0 BALL CORP ALV 6.9% view
B 19.22% 2007-02-05 09:10:23.0 WCI COMMUNITIES INC VRGY 5.8% view
B 4.11% 2007-02-05 09:08:51.0 UAP HOLDING CORP DST 8.1% view
B 8.34% 2007-02-05 09:07:11.0 Dresser CCK 6.8% view
B 9.06% 2007-02-05 09:05:39.0 ENZON PHARMACEUTICALS INC ENZN 12.6% view
B 54.60% 2007-01-10 11:36:38.0 DYNCORP INTERNATIONAL INC DCP 10.6% view
B 43.38% 2006-06-09 00:00:00.0 TreeHouse Foods THS 7.4% view
B 12.19% 2006-02-03 00:00:00.0 EDWARDS LIFESCIENCES CORP EW 6.6% view
B 2006-02-03 00:00:00.0 ANDRX CORP ADRX 12.3% view
B 29.18% 2006-02-03 00:00:00.0 DOBSON COMMUNICATIONS CORP DCEL 7.3% view
B 18.10% 2006-02-03 00:00:00.0 BALL CORP BLL 6.8% view
B 2006-02-03 00:00:00.0 LEAP WIRELESS INTERNATIONAL INC LWIN 5.3% view
B 15.31% 2006-02-03 00:00:00.0 VALEANT PHARMACEUTICALS INTERNATIONAL DF 5.7% view
S 2006-02-03 00:00:00.0 WESTERN WIRELESS LLC CYH n/a view
B 2006-02-03 00:00:00.0 GTECH HOLDINGS CORP gtk 5.0% view
S 2006-02-03 00:00:00.0 KNIGHT CAPITAL GROUP NITE 8.1% view
B 16.70% 2005-08-04 00:00:00.0 REGEN BIOLOGICS INC RGBI 10.0% view
B -21.65% 2005-02-08 00:00:00.0 APPLERA CORP ADRX 8.4% view
S 2005-02-08 00:00:00.0 VIASYS HEALTHCARE INC PKG 5.2% view
S 2005-02-08 00:00:00.0 BALL CORP LPX n/a view
B 2005-02-08 00:00:00.0 AUTOLIV INC ICN 10.7% view
S 2005-02-08 00:00:00.0 IMATION CORP IMN n/a view
B 2005-02-08 00:00:00.0 WESTERN WIRELESS CORP WWCA 5.5% view
S 2005-02-08 00:00:00.0 COMMUNITY HEALTH SYSTEMS INC HCR 7.6% view
B 2005-02-08 00:00:00.0 STORAGE TECHNOLOGY CORP TOM 5.04% view
S 2004-07-08 00:00:00.0 APPLERA CORP DNB 5.0% view
S 2004-02-05 00:00:00.0 VIASYS HEALTHCARE INC CELG 5.0% view
S 2004-02-05 00:00:00.0 MILLIPORE CORP MIL 5.0% view
B -31.33% 2004-02-05 00:00:00.0 BALL CORP BLL 9.2% view
S 2004-02-05 00:00:00.0 VALEANT PHARMACEUTICALS INTERNATIONAL ICN 10.3% view
B -1.79% 2004-02-05 00:00:00.0 DEAN FOODS CO IMN 5.2% view
B 9.68% 2004-02-05 00:00:00.0 COMMUNITY HEALTH SYSTEMS INC CYH 5.3% view
S 2004-02-05 00:00:00.0 MANOR CARE INC HCR 7.6% view
B 2004-02-05 00:00:00.0 VALEANT PHARMACEUTICALS INTERNATIONAL ICN 10.6% view
B 2003-09-30 00:00:00.0 ICN PHARMACEUTICALS INC ICN 7.8% view
S 2003-02-11 00:00:00.0 METRIS COMPANIES INC DNB 7.5% view
B 31.13% 2003-02-11 00:00:00.0 OXFORD HEALTH PLANS INC PKG 5.7% view
B -13.96% 2003-02-11 00:00:00.0 KADANT INC DF 5.0% view
B 104.17% 2003-02-11 00:00:00.0 THERMO ELECTRON CORP HCR 8.6% view
S 2003-02-11 00:00:00.0 VIASYS HEALTHCARE INC VAS 13.2% view
B 58.35% 2003-02-10 00:00:00.0 MILLIPORE CORP MIL 7.9% view
S 2003-02-10 00:00:00.0 EQUIFAX INC EFX 5.4% view
S 2003-02-10 00:00:00.0 ICN PHARMACEUTICALS INC ICN 6.1% view
S 2002-06-28 00:00:00.0 ICN PHARMACEUTICALS INC ICN n/a view
B 2002-06-17 00:00:00.0 ICN PHARMACEUTICALS INC ICN 5.8% view
S 2002-03-25 00:00:00.0 ICN PHARMACEUTICALS INC ICN 5.9% view
S 2002-02-01 00:00:00.0 STORAGE TECHNOLOGY CORP STK 6.7% view
B 2002-02-01 00:00:00.0 METRIS COMPANIES INC MXT 6.7% view
B 16.54% 2002-01-30 00:00:00.0 KADANT INC KAI 5.4% view
B -13.79% 2002-01-30 00:00:00.0 EQUIFAX INC EFX 5.6% view
B 0.59% 2002-01-30 00:00:00.0 DUN & BRADSTREET CORP DNB 7.7% view
S 2002-01-29 00:00:00.0 NCR CORP NCR 5.0% view
S 2002-01-29 00:00:00.0 BAUSCH & LOMB INC BOL 5.0% view
S 2002-01-29 00:00:00.0 SIX FLAGS INC PKS 5.0% view
B -23.83% 2002-01-29 00:00:00.0 VIASYS HEALTHCARE INC VAS 14.3% view
B 45.40% 2001-02-07 00:00:00.0 DUN & BRADSTREET CORP DNB 5.7% view
S 2001-02-07 00:00:00.0 L 3 COMMUNICATIONS HOLDINGS INC LLL 5.0% view
S 2001-02-07 00:00:00.0 NCR CORP NCR 5.0% view
S 2001-02-07 00:00:00.0 BAUSCH & LOMB INC BLL 7.5% view
S 2001-02-07 00:00:00.0 SIX FLAGS INC GENZ 5.0% view
B 2001-02-07 00:00:00.0 MANDALAY RESORT GROUP MBG 10.3% view
B 154.68% 2000-02-08 00:00:00.0 L 3 COMMUNICATIONS HOLDINGS INC STJ 10.1% view
B 62.92% 2000-02-07 00:00:00.0 SILICON GRAPHICS INC vtiv 9.6% view
B 2000-02-07 00:00:00.0 LORAL SPACE & COMMUNICATIONS LTD LRLSQ 5.3% view
B 20.44% 2000-02-07 00:00:00.0 BALL CORP BLL 9.6% view
S 2000-02-07 00:00:00.0 W R GRACE & CO GRA 5.0% view
B 61.09% 2000-02-01 00:00:00.0 L 3 COMMUNICATIONS HOLDINGS INC LLL 10.8% view
B 4.46% 1999-09-20 00:00:00.0 ST JUDE MEDICAL INC STJ 5.67% view
B -21.18% 1999-03-18 00:00:00.0 ST JUDE MEDICAL INC GRA 8.34% view
B -32.24% 1999-02-08 00:00:00.0 US INDUSTRIES INC JJZ 5.49% view
B -4.68% 1999-02-08 00:00:00.0 ST JUDE MEDICAL INC STJ 5.4% view
S 1998-02-06 00:00:00.0 ALLIANT TECHSYSTEMS INC ATK 9.28% view
B 24.84% 1998-01-21 00:00:00.0 PACIFICARE HEALTH SYSTEMS INC ATK 10.71% 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.