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ARDSLEY ADVISORY PARTNERS
- As of  06/14/24, 06:55:19 PM:   56 Insider Transactions.

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Buy/Sell* 1 Yr Return** Filed Date Subject Symbol Pct Owned Details
B 2020-02-07 16:31:43.0 Just Energy Group Inc n/a 13.6% view
S 2019-09-12 17:14:56.0 SunOpta Inc MBII 13.57% view
S 2018-01-26 09:55:09.0 AMERICAN SUPERCONDUCTOR CORP AMSC 1.5% view
B 2017-05-08 15:57:27.0 MARRONE BIO INNOVATIONS INC MBII 12.1% view
S 2017-02-14 12:53:50.0 BioScrip BIOS 5.4% view
B 2016-02-16 15:10:01.0 BioScrip BIOS 9.9% view
B 2016-02-16 15:06:12.0 Bluerock Residential Growth REIT HASI 4.1% view
S 2015-02-17 16:35:20.0 SUPERNUS PHARMACEUTICALS INC ETRM 0.1% view
S 2015-02-17 16:14:03.0 INDEPENDENCE REALTY TRUST XWES 0.0% view
B 2015-02-09 16:16:42.0 BioScrip IRT 5.4% view
B -30.63% 2014-02-14 14:57:56.0 ACTIVE POWER INC ACPW 7.9% view
S 2014-02-14 14:53:31.0 Hi YUII 3.7% view
B 2014-01-10 09:00:05.0 World Energy Solutions SUPN 5.7% view
B 46.45% 2013-05-28 11:58:27.0 AMARIN CORP PLC AMRN 8.1% view
B 123.56% 2013-02-13 13:51:30.0 ACTIVE POWER INC HCLP 6.3% view
B 2013-02-13 13:42:32.0 World Energy Solutions COMV 0.0% view
S 2012-02-13 17:50:39.0 EnteroMedics Inc CNYD 1.2% view
B 2012-02-10 17:25:46.0 COMVERGE COMV 12.7% view
B 51.08% 2011-12-15 10:27:01.0 COMVERGE AMRN 5.3% view
S 2011-08-11 15:04:56.0 ZBB ENERGY CORP ZBB 13.37% view
S 2011-02-14 18:51:02.0 Yongye International YONG 5.85% view
B -37.46% 2011-01-14 15:37:03.0 EnteroMedics Inc ETRM 5.03% view
S 2010-10-25 16:09:24.0 ZBB ENERGY CORP CVVT 5.4% view
S 2010-08-16 17:15:00.0 ZHONGPIN INC YUII 11.22% view
B 2010-02-16 11:22:09.0 ECOTALITY YTEC 5.61% view
B 25.81% 2009-05-14 15:01:35.0 ZHONGPIN INC HOGS 9.72% view
B 2008-07-08 15:32:17.0 Harbin Electric VTKT 6.27% view
B 2008-06-10 13:38:07.0 YUHE INTERNATIONAL DLSL 12.69% view
B -33.45% 2008-06-02 17:29:42.0 China Green Agriculture SMBL 7.29% view
B 2008-02-14 17:01:00.0 Yucheng Technologies LTD YTEC 6.45% view
B 2008-02-14 15:33:17.0 TRONOX INC TRX 6.68% view
B 2007-02-14 13:13:41.0 TRONOX INC n/a 5.52% view
B 2007-02-14 13:11:59.0 VAXGEN INC n/a 6.99% view
S 2007-02-14 13:10:08.0 YOUBET COM INC n/a 0.0% view
B -45.48% 2006-09-29 11:01:27.0 CORAUTUS GENETICS INC CAQ 6.12% view
S 2006-02-15 00:00:00.0 INTEGRATED ELECTRICAL SERVICES INC IES 0.0% view
B -31.70% 2006-02-15 00:00:00.0 YOUBET COM INC UBET 6.32% view
B -75.93% 2006-02-15 00:00:00.0 VAXGEN INC VXGN 4.95% view
S 2006-02-15 00:00:00.0 W R GRACE & CO GRA 5.2% view
B 21.51% 2005-02-11 00:00:00.0 CORAUTUS GENETICS INC CAQ 5.2% view
S 2004-09-02 00:00:00.0 OWENS CORNING OWENQ n/a view
S 2004-01-29 00:00:00.0 CORAUTUS GENETICS INC OWENQ 10.11% view
S 2002-02-14 00:00:00.0 ALPINE GROUP INC MDRX 7.18% view
S 2001-02-15 00:00:00.0 DAVITA INC APNI n/a view
B -78.45% 2001-02-14 00:00:00.0 ALLSCRIPTS HEALTHCARE SOLUTIONS INC MDRX 7.6% view
S 2000-02-14 00:00:00.0 PER SE TECHNOLOGIES INC PSTI 4.7% view
S 2000-02-14 00:00:00.0 TOTAL RENAL CARE HOLDINGS INC PSTI 7.5% view
S 1999-02-16 00:00:00.0 VIVUS INC MYGN n/a view
B 67.51% 1998-02-09 00:00:00.0 ICG COMMUNICATIONS INC TMR 3.75% view
B -75.80% 1997-03-10 00:00:00.0 VIVUS INC VVUS 8.0% view
B 1997-02-10 00:00:00.0 ICG COMMUNICATIONS INC ICGC 5.1% view
B -0.50% 1997-02-10 00:00:00.0 NEORX CORP CYTC 6.8% view
S 1997-02-10 00:00:00.0 SYMANTEC CORP SYMC 4.5% view
S 1996-05-10 00:00:00.0 TESORO PETROLEUM CORP TSO 10.4% view
B -10.40% 1996-02-13 00:00:00.0 SYMANTEC CORP TSO 12.2% view
B -38.10% 1995-02-13 00:00:00.0 STAPLES INC SPLS 9.2% 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.