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PALO ALTO INVESTORS
- As of  06/21/24, 05:18:56 AM:   153 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
S 2020-02-14 15:16:07.0 Karyopharm Therapeutics Inc KPTI 7.32% view
B 2020-02-14 14:21:56.0 Clovis Oncology CLVS 9.22% view
S 2020-02-14 13:57:40.0 ALIMERA SCIENCES INC ALIM 16.16% view
B 2020-02-14 13:31:31.0 Aimmune Therapeutics AIMT 5.34% view
S 2020-02-14 08:57:28.0 Vanda Pharmaceuticals Inc CLVS 9.14% view
B 2017-10-12 14:33:02.0 Epizyme EPZM 8.07% view
S 2017-01-12 17:43:16.0 SUNESIS PHARMACEUTICALS INC SNSS 5.57% view
B 2017-01-12 17:33:41.0 STAAR SURGICAL CO SQNM 12.0% view
S 2017-01-12 17:19:16.0 RIGEL PHARMACEUTICALS INC KPTI 7.76% view
S 2017-01-12 17:06:59.0 INSMED Inc EPZM 5.23% view
B 2017-01-12 16:55:10.0 AMAG PHARMACEUTICALS INC AMAG 9.78% view
S 2017-01-12 16:42:23.0 ABIOMED INC ABMD 4.39% view
B 2016-02-16 14:50:21.0 AUXILIUM PHARMACEUTICALS INC AUXL 12.0% view
B 2016-02-16 14:42:38.0 SUNESIS PHARMACEUTICALS INC SNSS 8.2% view
B 2016-02-16 14:37:12.0 Epizyme EPZM 6.38% view
B 2016-02-16 14:32:01.0 STAAR SURGICAL CO CYBX 12.0% view
S 2016-02-16 14:27:22.0 INSMED Inc INSM 7.75% view
S 2016-02-16 14:19:58.0 AMAG PHARMACEUTICALS INC SQNM 8.45% view
S 2016-02-16 14:11:08.0 Vanda Pharmaceuticals Inc VNDA 9.41% view
B 2016-02-16 13:56:12.0 Celladon Corp CLDN 12.0% view
B 2015-02-18 11:22:50.0 AMICUS THERAPEUTICS INC CLVS 6.19% view
B 2015-02-17 21:55:20.0 ALIMERA SCIENCES INC n/a 6.8% view
B 2015-02-17 21:13:26.0 Clovis Oncology CLDN 6.02% view
S 2015-02-17 20:59:22.0 AUXILIUM PHARMACEUTICALS INC AUXL 9.64% view
B 2015-02-17 20:49:36.0 Anacor Pharmaceuticals ANAC 5.88% view
S 2015-02-17 20:44:53.0 SEQUENOM INC RIGL 5.9% view
S 2015-02-17 20:35:30.0 INSMED Inc CYBX 6.11% view
S 2015-02-17 20:23:21.0 AMICUS THERAPEUTICS INC FOLD 2.49% view
B -22.08% 2014-02-18 10:17:33.0 RIGEL PHARMACEUTICALS INC RIGL 6.0% view
S 2014-02-14 17:25:09.0 Vanda Pharmaceuticals Inc VNDA 9.8% view
B -20.48% 2014-02-14 17:22:09.0 SEQUENOM INC CYBX 7.2% view
S 2014-02-14 17:19:04.0 AUXILIUM PHARMACEUTICALS INC FOLD 8.9% view
B -22.52% 2014-02-14 17:16:31.0 ALIMERA SCIENCES INC ALIM 35.5% view
S 2014-02-14 17:13:55.0 ABIOMED INC ABMD 6.8% view
B 21.53% 2013-09-09 16:33:27.0 AUXILIUM PHARMACEUTICALS INC AUXL 8.9% view
S 2013-02-14 16:17:31.0 ALIMERA SCIENCES INC ALIM 32.6% view
B 94.47% 2013-02-14 16:06:12.0 SAVIENT PHARMACEUTICALS INC SVNT 15.6% view
B 178.13% 2013-02-14 15:56:45.0 Vanda Pharmaceuticals Inc VNDA 5.1% view
S 2013-02-14 15:55:51.0 SEQUENOM INC SQNM 7.0% view
S 2013-02-14 15:54:54.0 BROADVISION INC BVSN 4.9% view
B 20.44% 2013-02-14 15:50:58.0 AMICUS THERAPEUTICS INC FOLD 32.7% view
B -11.83% 2012-09-14 16:26:35.0 AMAG PHARMACEUTICALS INC ALIM 10.2% view
B -51.40% 2012-02-13 15:46:14.0 STAAR SURGICAL CO STAA 9.6% view
S 2012-02-13 15:39:26.0 AUXILIUM PHARMACEUTICALS INC FOLD 17.6% view
B 43.03% 2012-02-13 15:31:53.0 ALIMERA SCIENCES INC ALIM 8.9% view
B -49.76% 2012-02-13 15:15:38.0 SAVIENT PHARMACEUTICALS INC SVNT 16.6% view
S 2012-02-13 15:06:44.0 MOMENTA PHARMACEUTICALS INC MNTA 4.7% view
S 2012-02-13 14:59:24.0 CYBERONICS INC CYBX 10.0% view
S 2012-02-13 14:46:20.0 Triangle Petroleum Corp TPLM 0.1% view
B -37.86% 2011-11-14 14:42:09.0 SAVIENT PHARMACEUTICALS INC SVNT 12.6% view
B 16.82% 2011-10-11 16:47:48.0 BROADVISION INC FOLD 18.23% view
S 2011-09-12 14:21:53.0 AMICUS THERAPEUTICS INC AMAG 15.1% view
S 2011-02-11 14:07:00.0 VIROPHARMA INC TRGL 2.1% view
B -77.30% 2011-02-11 14:04:41.0 SAVIENT PHARMACEUTICALS INC SVNT 6.8% view
S 2011-02-11 14:01:42.0 interclick ICLK 6.4% view
S 2011-02-11 13:55:01.0 CYBERONICS INC CYBX 11.9% view
B 2011-02-11 13:51:29.0 BROADVISION INC BVSN 16.7% view
B 4.53% 2011-01-26 17:25:14.0 AMAG PHARMACEUTICALS INC AMAG 16.0% view
B 21.50% 2010-12-23 17:11:46.0 AMAG PHARMACEUTICALS INC AMAG 12.1% view
B 0.83% 2010-12-06 17:09:35.0 Triangle Petroleum Corp TPLM 6.1% view
S 2010-10-12 12:24:32.0 UNICA CORP UNCA 0.1% view
S 2010-09-03 16:56:36.0 GASTAR EXPLORATION LTD GST 5.8% view
B 895.38% 2010-08-31 16:16:14.0 GASTAR EXPLORATION LTD TPLM 15.2% view
S 2010-05-25 16:49:22.0 GASTAR EXPLORATION LTD GST 8.3% view
S 2010-05-04 17:15:54.0 TOREADOR RESOURCES CORP TRGL 7.6% view
B 65.77% 2010-04-13 14:29:36.0 TOREADOR RESOURCES CORP VPHM 6.5% view
S 2010-02-12 19:32:45.0 Vanda Pharmaceuticals Inc SVNT 5.2% view
B 69.01% 2010-02-12 19:26:23.0 NORTHERN OIL & GAS LLNW 7.1% view
B 80.79% 2010-02-12 19:17:39.0 interCLICK CYBX 14.2% view
S 2010-02-12 19:12:38.0 CYBERONICS INC CRNM 7.8% view
S 2010-02-12 19:03:24.0 CACHE INC CACH 6.0% view
S 2010-02-12 18:58:25.0 BROADVISION INC BMTI 0.7% view
B 77.07% 2010-02-12 18:51:18.0 AUXILIUM PHARMACEUTICALS INC FOLD 20.5% view
B 10.23% 2010-02-12 18:43:10.0 GASTAR EXPLORATION LTD GST 9.4% view
S 2010-01-13 19:44:30.0 GASTAR EXPLORATION LTD GST 9.4% view
S 2009-12-11 17:03:59.0 GASTAR EXPLORATION LTD FOLD 12.0% view
B 5,790.00% 2009-12-01 17:09:36.0 Triangle Petroleum Corp TPLM 21.22% view
B -16.63% 2009-11-09 21:43:36.0 AMICUS THERAPEUTICS INC FOLD 14.8% view
S 2009-09-11 19:03:03.0 CANADIAN SUPERIOR ENERGY INC n/a 9.3% view
S 2009-06-24 16:42:21.0 CANADIAN SUPERIOR ENERGY INC n/a 9.3% view
S 2009-06-02 18:31:41.0 CANADIAN SUPERIOR ENERGY INC n/a 9.3% view
S 2009-05-19 18:19:07.0 CANADIAN SUPERIOR ENERGY INC n/a 9.3% view
S 2009-04-27 18:42:12.0 NORTHERN OIL & GAS peet 12.0% view
S 2009-04-06 15:25:52.0 CANADIAN SUPERIOR ENERGY INC n/a 9.3% view
S 2009-03-27 17:24:05.0 Allis Chalmers Energy Inc n/a 9.3% view
S 2009-03-11 08:51:57.0 CANADIAN SUPERIOR ENERGY INC n/a 9.3% view
B 1,361.11% 2009-02-17 16:04:51.0 Vanda Pharmaceuticals Inc VNDA 12.0% view
S 2009-02-17 14:41:19.0 Triangle Petroleum Corp TPLM 12.0% view
S 2009-02-17 14:40:10.0 PEETS COFFEE & TEA INC peet 12.0% view
B 66.24% 2009-02-17 14:39:11.0 MEDIVATION MDVN 12.0% view
B 35.36% 2009-02-17 14:38:13.0 CYBERONICS INC CYBX 12.0% view
B 2009-02-17 14:37:01.0 CERAGON NETWORKS LTD n/a 12.0% view
S 2009-02-17 14:36:02.0 CACHE INC BVSN 12.0% view
B 0.86% 2009-02-17 14:35:11.0 BIOMIMETIC THERAPEUTICS AUXL 12.0% view
B 2.67% 2009-02-17 14:32:54.0 AMICUS THERAPEUTICS INC AMAG 12.0% view
B 2009-02-17 14:31:19.0 Allis Chalmers Energy Inc n/a 14.0% view
S 2009-02-02 17:37:48.0 TOREADOR RESOURCES CORP TPLM 12.0% view
B -70.97% 2008-11-06 14:08:13.0 CANADIAN SUPERIOR ENERGY INC TPLM 23.9% view
B 2008-09-30 15:16:20.0 CANADIAN SUPERIOR ENERGY INC n/a 10.1% view
B 2008-09-26 18:56:27.0 IDM PHARMA n/a 40.5% view
S 2008-08-18 16:08:51.0 Vanda Pharmaceuticals Inc SVNT 6.9% view
B -31.91% 2008-08-11 16:28:27.0 AMAG PHARMACEUTICALS INC FOLD 10.5% view
B -23.96% 2008-05-27 14:58:24.0 TOREADOR RESOURCES CORP FOLD 9.5% view
B -24.00% 2008-05-12 17:04:50.0 UNICA CORP UNCA 11.0% view
B 2008-03-19 15:41:45.0 CYBERONICS INC CYBX 7.8% view
S 2008-02-13 14:51:38.0 CYBERONICS INC CRNM 7.8% view
B -7.01% 2008-02-13 14:51:03.0 COLLAGENEX PHARMACEUTICALS INC AUXL 5.3% view
B -56.55% 2008-02-13 14:50:31.0 AMAG PHARMACEUTICALS INC LLNW 6.7% view
B -9.57% 2008-02-13 14:50:04.0 UNICA CORP peet 12.1% view
S 2008-02-13 14:49:31.0 TOREADOR RESOURCES CORP TPLM 15.3% view
S 2008-02-13 14:48:45.0 MOMENTA PHARMACEUTICALS INC n/a 10.2% view
B -81.97% 2008-02-13 14:48:13.0 FLOTEK INDUSTRIES INC CACH 9.3% view
B 2008-02-13 14:47:42.0 CANADIAN SUPERIOR ENERGY INC BVSN 14.0% view
B -49.59% 2008-02-13 14:47:10.0 Allis Chalmers Energy Inc GST 11.5% view
S 2008-01-25 18:50:42.0 SAVIENT PHARMACEUTICALS INC SVNT 13.3% view
B 2008-01-10 15:07:07.0 COLLAGENEX PHARMACEUTICALS INC CGPI 8.0% view
S 2007-11-26 17:27:23.0 RESTORATION HARDWARE INC RSTO 11.5% view
S 2007-09-07 18:33:17.0 FLOTEK INDUSTRIES INC FTK 7.8% view
B 2007-09-07 18:32:53.0 RESTORATION HARDWARE INC RSTO 11.6% view
S 2007-07-30 14:18:17.0 ENDEAVOUR INTERNATIONAL CORP END 0.0% view
B -67.55% 2007-06-11 16:16:56.0 Triangle Petroleum Corp TPLM 18.2% view
B 2007-03-08 14:30:42.0 ON TRACK INNOVATIONS LTD n/a 15.5% view
B -12.17% 2007-02-14 15:35:56.0 PEETS COFFEE & TEA INC peet 10.3% view
B -61.40% 2007-02-14 15:35:18.0 TOREADOR RESOURCES CORP TRGL 5.1% view
B -41.16% 2007-02-14 15:34:46.0 MOMENTA PHARMACEUTICALS INC MNTA 6.1% view
B 2007-02-14 15:16:12.0 FORBES MEDI TECH INC n/a 4.1% view
B -31.32% 2007-02-14 15:15:36.0 BROADVISION INC GST 5.6% view
B -40.91% 2007-02-14 15:14:53.0 FLOTEK INDUSTRIES INC END 8.1% view
B 2007-02-14 15:14:23.0 CURON MEDICAL INC n/a 8.5% view
S 2007-02-14 15:13:57.0 CACHE INC ALCM 11.7% view
B 4.92% 2007-02-14 15:13:16.0 PEETS COFFEE & TEA INC peet 9.8% view
B 273.92% 2006-12-11 14:21:48.0 FLOTEK INDUSTRIES INC FTK 10.1% view
S 2006-05-11 00:00:00.0 ADVANCED MAGNETICS INC AVM 4.34% view
S 2006-05-08 00:00:00.0 FOXHOLLOW TECHNOLOGIES ATPG 4.0% view
S 2006-05-08 00:00:00.0 ARTHROCARE CORP ARTC 4.57% view
B -29.00% 2006-05-08 00:00:00.0 RESTORATION HARDWARE INC PKTR 6.77% view
B 2006-05-02 00:00:00.0 ATP OIL & GAS CORP PRVWZ 7.89% view
B -7.77% 2006-05-02 00:00:00.0 ARTHROCARE CORP RSTO 6.08% view
B 2006-05-02 00:00:00.0 ADVANCED MAGNETICS INC AVM 7.57% view
B 2006-05-02 00:00:00.0 ADVANCED MAGNETICS INC AVM 7.57% view
S 2006-05-02 00:00:00.0 CURON MEDICAL INC PKTR 5.81% view
B -15.38% 2006-04-28 00:00:00.0 PEETS COFFEE & TEA INC peet 6.68% view
B 2006-04-27 00:00:00.0 ADVANCED MAGNETICS INC AVM 5.09% view
B 2006-04-18 00:00:00.0 CURON MEDICAL INC CURN 11.05% view
B -9.37% 2006-04-18 00:00:00.0 SAVIENT PHARMACEUTICALS INC CACH 5.1% view
B -26.42% 2006-02-14 00:00:00.0 FLOTEK INDUSTRIES INC FOXH 6.1% view
B 58.86% 2006-02-14 00:00:00.0 SUMTOTAL SYSTEMS INC ACTU 12.0% view
B -15.24% 2006-02-14 00:00:00.0 Allis Chalmers Energy Inc ARTC 5.5% view
B 2.24% 2006-02-14 00:00:00.0 CHORDIANT SOFTWARE INC CHRD 12.0% view
B -15.88% 2006-02-14 00:00:00.0 PEETS COFFEE & TEA INC peet 5.8% view
B 197.35% 2006-02-14 00:00:00.0 SAVIENT PHARMACEUTICALS INC SVNT 10.2% view
B 117.38% 2005-11-22 00:00:00.0 SAVIENT PHARMACEUTICALS INC SVNT 8.01% view
B 74.75% 2005-05-16 00:00:00.0 CHORDIANT SOFTWARE INC CHRD 8.8% 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.