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VENROCK ASSOCIATES
- As of  04/27/24, 08:05:50 AM:   63 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
S 2014-02-14 16:24:54.0 IRONWOOD PHARMACEUTICALS INC IRWD 4.0% view
B 60.81% 2013-02-14 16:35:38.0 VOCERA COMMUNICATIONS DMND 9.8% view
B 66.48% 2013-02-14 16:21:38.0 IMPERVA INC IMPV 11.0% view
S 2013-02-14 16:09:49.0 IRONWOOD PHARMACEUTICALS INC IRWD 7.6% view
B 7.69% 2012-02-14 15:32:55.0 IMPERVA INC IMPV 11.0% view
S 2012-02-14 15:03:01.0 IRONWOOD PHARMACEUTICALS INC IRWD 9.6% view
S 2011-08-15 15:27:54.0 ICAGEN INC ICGN 4.6% view
B -41.24% 2011-02-14 07:30:07.0 XENOPORT INC XNPT 85.0% view
S 2011-02-14 07:29:28.0 SUNESIS PHARMACEUTICALS INC SNSS 2.5% view
B 28.24% 2011-02-11 17:17:15.0 IRONWOOD PHARMACEUTICALS INC IRWD 12.0% view
B 2010-03-15 13:45:32.0 PHARMOS CORPORATION n/a 21.6% view
S 2010-02-16 16:10:12.0 INFINITY PHARMACEUTICALS INFI 4.5% view
S 2010-02-16 16:03:28.0 ATHENAHEALTH INC ATHN n/a view
B 2010-02-16 16:00:00.0 SUNESIS PHARMACEUTICALS INC SNSS 5.3% view
S 2009-09-08 19:22:41.0 XENOPORT INC XNPT 5.7% view
B 2009-05-01 17:25:53.0 PHARMOS CORP PARS 22.2% view
S 2009-02-17 16:04:12.0 ATHENAHEALTH INC ATHN 5.9% view
B 8.83% 2008-02-14 09:01:28.0 ATHENAHEALTH INC ATHN 12.2% view
B -58.82% 2008-01-16 16:17:27.0 PHARMOS CORP PARS 5.01% view
B -65.94% 2007-02-16 19:44:23.0 PHARMOS CORP PARS 5.0% view
B -11.43% 2007-02-16 14:30:14.0 ICAGEN INC ICGN 8.3% view
S 2007-02-14 15:09:49.0 SUNESIS PHARMACEUTICALS INC SNSS 3.9% view
B 2007-02-14 15:05:25.0 INFINITY PHARMACEUTICALS DPII 6.0% view
S 2007-02-14 14:59:48.0 ICAGEN INC ICGN 7.7% view
B 2007-01-03 14:14:56.0 SIRNA THERAPEUTICS INC RNAI 18.0% view
S 2006-11-09 13:42:30.0 SIRNA THERAPEUTICS INC RNAI 9.0% view
B 2006-11-02 16:48:36.0 PHARMOS CORPORATION n/a 5.0% view
S 2006-10-23 20:37:42.0 MEMORY PHARMACEUTICALS CORP MEMY 5.6% view
B -79.60% 2006-02-14 00:00:00.0 ICAGEN INC ICGN 7.8% view
B -2.40% 2006-02-14 00:00:00.0 SUNESIS PHARMACEUTICALS INC SNSS 5.3% view
B 63.82% 2006-02-14 00:00:00.0 XENOPORT INC XNPT 7.3% view
S 2006-02-14 00:00:00.0 RENOVIS INC RNVS 4.5% view
S 2005-10-04 00:00:00.0 MEMORY PHARMACEUTICALS CORP MEMY 5.6% view
S 2005-09-09 00:00:00.0 SIRNA THERAPEUTICS INC RNAI 10.3% view
S 2005-07-18 00:00:00.0 SIRNA THERAPEUTICS INC RNAI 14.5% view
B 95.97% 2005-02-14 00:00:00.0 RENOVIS INC RNVS 7.3% view
S 2005-02-14 00:00:00.0 SONIC INNOVATIONS INC SNCI 0.3% view
B -52.73% 2005-02-14 00:00:00.0 MEMORY PHARMACEUTICALS CORP MEMY 6.3% view
B 2.26% 2005-01-04 00:00:00.0 SIRNA THERAPEUTICS INC RNAI 17.7% view
S 2004-08-02 00:00:00.0 SIRNA THERAPEUTICS INC RNAI 16.3% view
B -18.52% 2004-05-11 00:00:00.0 SIRNA THERAPEUTICS INC RNAI 22.7% view
B -44.43% 2004-02-13 00:00:00.0 SONIC INNOVATIONS INC SNCI 11.6% view
S 2004-02-13 00:00:00.0 AIRSPAN NETWORKS INC AIRN 0.0% view
S 2004-02-13 00:00:00.0 ILLUMINA INC ILMN 4.1% view
S 2003-04-28 00:00:00.0 SIRNA THERAPEUTICS INC RNAI 2.0% view
B 1,182.35% 2003-02-28 00:00:00.0 RIBOZYME PHARMACEUTICALS INC RNAI 2.0% view
S 2003-02-14 00:00:00.0 SONIC INNOVATIONS INC SNCI 11.2% view
S 2003-02-14 00:00:00.0 AIRSPAN NETWORKS INC AIRN 6.1% view
S 2003-02-14 00:00:00.0 ILLUMINA INC ILMN 8.9% view
S 2002-02-14 00:00:00.0 ILLUMINA INC ILMN 9.0% view
S 2001-02-14 00:00:00.0 SYMYX TECHNOLOGIES INC SMMX 0.53% view
B -17.66% 2001-02-14 00:00:00.0 SONIC INNOVATIONS INC SNCI 11.75% view
S 2001-02-14 00:00:00.0 CALIPER TECHNOLOGIES CORP CALP 3.85% view
B -44.00% 2001-02-14 00:00:00.0 AIRSPAN NETWORKS INC AIRN 6.26% view
B -57.26% 2001-02-14 00:00:00.0 ILLUMINA INC ILMN 10.24% view
B -32.44% 2000-02-14 00:00:00.0 SYMYX TECHNOLOGIES INC SMMX 6.11% view
S 2000-02-14 00:00:00.0 VISUAL NETWORKS INC VNWK 0.28% view
B -70.55% 2000-02-14 00:00:00.0 CALIPER TECHNOLOGIES CORP CALP 10.23% view
B 1999-02-12 00:00:00.0 VISUAL NETWORKS INC VNWK 7.47% view
S 1998-02-13 00:00:00.0 GERON CORPORATION GERN 0.4% view
B 21.68% 1997-02-18 00:00:00.0 PHARMACYCLICS INC PCYC 4.08% view
B -7.40% 1997-02-14 00:00:00.0 GERON CORPORATION GERN 8.44% view
B 1996-11-19 00:00:00.0 OCCUPATIONAL HEALTH & REHABILITATION INC OHRI 5.5% 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.