ARDSLEY ADVISORY PARTNERS LP SEC EDGAR Filings (CIK 0000900529)

SEC EDGAR filings, ownership reports, and insider transactions for ARDSLEY ADVISORY PARTNERS LP.

Business address
105 Rowayton Ave, Norwalk, CT, 06853
Top holdings (ownership)
MBII
Top securities (13F)
FSLR, HUT, RUN, ORCL, AVGO, MSFT, GOOG, EOSE, AMZN, ARM, NVDA, LITE, GLW, WULF, BTSG, SIMO, SHOP, TER, AGI, and SNDK
State of incorporation
NY
Fiscal year end
31 December
Former names
ARDSLEY ADVISORY PARTNERS (to 14 Nov 2018)
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ARDSLEY ADVISORY PARTNERS LP has filed 495 SEC EDGAR filings since 14 Feb 1994

Latest Filings

Recent SEC filings for ARDSLEY ADVISORY PARTNERS LP including 13F-HR, N-PX, SC 13G/A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2025 30 Sep 2025 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2025 30 Jun 2025 028-04639
N-PX Open N-PX document View SEC filing for N-PX 05 Aug 2025 30 Jun 2025 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2025 31 Mar 2025 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2025 31 Dec 2024 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2024 30 Sep 2024 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2024 30 Jun 2024 028-04639
N-PX Open N-PX document View SEC filing for N-PX 09 Aug 2024 30 Jun 2024 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2024 31 Mar 2024 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2024 31 Dec 2023 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2023 30 Sep 2023 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2023 30 Jun 2023 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2023 31 Mar 2023 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2023 31 Dec 2022 028-04639
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 25 Jan 2023
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 25 Jan 2023
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 25 Jan 2023
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2022 30 Sep 2022 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 Aug 2022 30 Jun 2022 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 May 2022 31 Mar 2022 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2022 31 Dec 2021 028-04639
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 08 Feb 2022
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 08 Feb 2022
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 08 Feb 2022
4 Open 4 document View SEC filing for 4 15 Nov 2021 11 Nov 2021 001-36030
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 Nov 2021 30 Sep 2021 028-04639
3 Open 3 document View SEC filing for 3 05 Oct 2021 04 Oct 2021 001-36030
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Aug 2021 30 Jun 2021 028-04639
4 Open 4 document View SEC filing for 4 11 Jun 2021 11 Jun 2021 001-36030
13F-HR Open 13F-HR document View SEC filing for 13F-HR 17 May 2021 31 Mar 2021 028-04639
4 Open 4 document View SEC filing for 4 15 Mar 2021 12 Mar 2021 001-36030
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Feb 2021 31 Dec 2020 028-04639
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 12 Feb 2021
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 12 Feb 2021
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 12 Feb 2021
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 12 Feb 2021
4 Open 4 document View SEC filing for 4 04 Jan 2021 31 Dec 2020 001-36030
4 Open 4 document View SEC filing for 4 14 Dec 2020 14 Dec 2020 001-36030
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Nov 2020 30 Sep 2020 028-04639
4 Open 4 document View SEC filing for 4 17 Sep 2020 15 Sep 2020 001-36030
4 Open 4 document View SEC filing for 4 20 Aug 2020 18 Aug 2020 001-34198
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2020 30 Jun 2020 028-04639
4 Open 4 document View SEC filing for 4 07 Aug 2020 05 Aug 2020 001-34198
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2020 31 Mar 2020 028-04639
4 Open 4 document View SEC filing for 4 04 May 2020 29 Apr 2020 001-36030
4 Open 4 document View SEC filing for 4 28 Feb 2020 25 Feb 2020 001-36030
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2020 31 Dec 2019 028-04639
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 07 Feb 2020 19 Dec 2019 001-36030
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 07 Feb 2020
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 07 Feb 2020
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 07 Feb 2020
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 07 Feb 2020
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 31 Dec 2019
4 Open 4 document View SEC filing for 4 20 Dec 2019 19 Dec 2019 001-36030
4 Open 4 document View SEC filing for 4 20 Dec 2019 19 Dec 2019 001-34198
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2019 30 Sep 2019 028-04639
4 Open 4 document View SEC filing for 4 12 Nov 2019 08 Nov 2019 001-34198
4 Open 4 document View SEC filing for 4 06 Nov 2019 05 Nov 2019 001-34198
4 Open 4 document View SEC filing for 4 29 Oct 2019 28 Oct 2019 001-34198
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 28 Oct 2019
4 Open 4 document View SEC filing for 4 28 Oct 2019 24 Oct 2019 001-34198
4 Open 4 document View SEC filing for 4 25 Oct 2019 24 Oct 2019 001-34198
4 Open 4 document View SEC filing for 4 24 Oct 2019 22 Oct 2019 001-34198
3 Open 3 document View SEC filing for 3 23 Oct 2019 21 Oct 2019 001-34198
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 12 Sep 2019
4 Open 4 document View SEC filing for 4 09 Sep 2019 05 Sep 2019 001-36030
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 19 Aug 2019
13F-HR/A Open 13F-HR/A document View SEC filing for 13F-HR/A 15 Aug 2019 30 Jun 2019 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Aug 2019 30 Jun 2019 028-04639
4 Open 4 document View SEC filing for 4 09 Aug 2019 06 Aug 2019 001-36030
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2019 31 Mar 2019 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2019 31 Dec 2018 028-04639
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 12 Feb 2019
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 12 Feb 2019
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2018 30 Sep 2018 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2018 30 Jun 2018 028-04639
4 Open 4 document View SEC filing for 4 13 Aug 2018 06 Aug 2018 001-36030
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2018 31 Mar 2018 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2018 31 Dec 2017 028-04639
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 07 Feb 2018
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 06 Feb 2018 05 Feb 2018 001-36030
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 26 Jan 2018
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 26 Jan 2018
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SC 13G/A 26 Jan 2018
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2017 30 Sep 2017 028-04639
13F-HR/A Open 13F-HR/A document View SEC filing for 13F-HR/A 21 Sep 2017 30 Jun 2017 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2017 30 Jun 2017 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2017 31 Mar 2017 028-04639
SC 13G Open SC 13G document View SEC filing for SC 13G SCHEDULE 13G 08 May 2017
SC 13G Open SC 13G document View SEC filing for SC 13G SC 13G 05 May 2017
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 05 May 2017 28 Apr 2017 001-36030
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 01 May 2017 28 Apr 2017 001-36030
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 28 Apr 2017 25 Apr 2017 001-36030
3 Open 3 document View SEC filing for 3 OWNERSHIP DOCUMENT 28 Apr 2017 25 Apr 2017 001-36030
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2017 31 Dec 2016 028-04639
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A APPLIED OPTOELECTRONICS, INC. 14 Feb 2017
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A BIOSCRIP, INC. 14 Feb 2017
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2016 30 Sep 2016 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 Aug 2016 30 Jun 2016 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 May 2016 31 Mar 2016 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Feb 2016 31 Dec 2015 028-04639
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 16 Feb 2016
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 16 Feb 2016
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A APPLIED OPTOELECTRONICS INC 16 Feb 2016
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A BLUEROCK RESIDENTIAL GROWTH REIT, INC. 16 Feb 2016
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 16 Feb 2016
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A HANNON ARMSTRONG SUSTAINABLE INFRASTRUCTURE CAPITAL, INC. 16 Feb 2016
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Nov 2015 30 Sep 2015 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2015 30 Jun 2015 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2015 31 Mar 2015 028-04639
SC 13G Open SC 13G document View SEC filing for SC 13G ARDSLEY ADVISORY PARTNERS 16 Apr 2015
SC 13G Open SC 13G document View SEC filing for SC 13G APPLIED OPTOELECTRONICS, INC. 20 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 17 Feb 2015
13F-HR Open 13F-HR document View SEC filing for 13F-HR 17 Feb 2015 31 Dec 2014 028-04639
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 17 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 17 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 17 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 17 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 17 Feb 2015
4 Open 4 document View SEC filing for 4 SABA SOFTWARE, INC. 12 Feb 2015 11 Feb 2015 001-34372
SC 13G Open SC 13G document View SEC filing for SC 13G BIOSCRIP, INC. 09 Feb 2015
SC 13G Open SC 13G document View SEC filing for SC 13G INDEPENDENCE REALTY TRUST, INC. 10 Dec 2014
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Nov 2014 30 Sep 2014 028-04639
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 26 Sep 2014 24 Sep 2014 001-34372
4 Open 4 document View SEC filing for 4 SABA SOFTWARE, INC. 05 Sep 2014 03 Sep 2014 001-34372
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 28 Aug 2014 26 Aug 2014 001-34372
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 25 Aug 2014 21 Aug 2014 001-34372
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 20 Aug 2014 18 Aug 2014 001-34372
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2014 30 Jun 2014 028-04639
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 16 Jul 2014 14 Jul 2014 001-34372
4 Open 4 document View SEC filing for 4 ARDSLEY ADVISORY PARTNERS 19 May 2014 15 May 2014 001-34372
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2014 31 Mar 2014 028-04639
4 Open 4 document View SEC filing for 4 SABA SOFTWARE, INC. 13 May 2014 09 May 2014 001-34372
4 Open 4 document View SEC filing for 4 ARDSLEY ADVISORY PARTNERS 25 Apr 2014 23 Apr 2014 001-34372
4 Open 4 document View SEC filing for 4 SABA SOFTWARE, INC. 16 Apr 2014 14 Apr 2014 001-34372
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 1 TO THE SCHEDULE 13D 13 Mar 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ACTIVE POWER, INC. 14 Feb 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ENTEROMEDICS INC. 14 Feb 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A HANNON ARMSTRONG SUSTAINABLE INFRASTRUCTURE CAPITAL, INC. 14 Feb 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 14 Feb 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A HI-CRUSH PARTNERS LP 14 Feb 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ARDSLEY ADVISORY PARTNERS 14 Feb 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A YUHE INTERNATIONAL, INC. 14 Feb 2014
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 Feb 2014 31 Dec 2013 028-04639
SC 13D Open SC 13D document View SEC filing for SC 13D SCHEDULE 13D 10 Jan 2014
4 Open 4 document View SEC filing for 4 OWNERSHIP DOCUMENT 06 Jan 2014 03 Jan 2014 001-34372
4 Open 4 document View SEC filing for 4 ARDSLEY ADVISORY PARTNERS 02 Jan 2014 31 Dec 2013 001-34372
SC 13G Open SC 13G document View SEC filing for SC 13G ARDSLEY ADVISORY PARNTERS 12 Dec 2013
13F-HR/A Open 13F-HR/A document View SEC filing for 13F-HR/A 27 Nov 2013 30 Sep 2013 028-04639
4 Open 4 document View SEC filing for 4 SABA SOFTWARE, INC. 25 Nov 2013 22 Nov 2013 001-34372
4 Open 4 document View SEC filing for 4 SABA SOFTWARE, INC. 18 Nov 2013 14 Nov 2013 001-34372
13F-HR Open 13F-HR document View SEC filing for 13F-HR 08 Nov 2013 30 Sep 2013 028-04639
4 Open 4 document View SEC filing for 4 ARDSLEY ADVISORY PARTNERS 04 Nov 2013 01 Nov 2013 001-34372
4 Open 4 document View SEC filing for 4 ARDSLEY ADVISORY PARTNERS 30 Oct 2013 28 Oct 2013 001-34372
SC 13G Open SC 13G document View SEC filing for SC 13G CANADIAN SOLAR INC. 19 Aug 2013
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2013 30 Jun 2013 028-04639
SC 13G Open SC 13G document View SEC filing for SC 13G ARDSLEY ADVISORY PARTNERS 28 May 2013
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 14 May 2013 31 Mar 2013 028-04639
4 Open 4 document View SEC filing for 4 SABA SOFTWARE, INC. 11 Apr 2013 09 Apr 2013 001-34372
3 Open 3 document View SEC filing for 3 SABA SOFTWARE, INC. 10 Apr 2013 08 Apr 2013 001-34372
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SABA SOFTWARE, INC. 10 Apr 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ZBB ENERGY CORPORATION 13 Feb 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMARIN CORPORATION PLC 13 Feb 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A SABA SOFTWARE, INC. 13 Feb 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ACTIVE POWER, INC. 13 Feb 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A HI-CRUSH PARTNERS LP 13 Feb 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ENTEROMEDICS INC. 13 Feb 2013
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WORLD ENERGY SOLUTIONS, INC. 13 Feb 2013
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 13 Feb 2013 31 Dec 2012 028-04639
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A COMVERGE, INC. 06 Feb 2013
SC 13G Open SC 13G document View SEC filing for SC 13G HI-CRUSH PARTNERS LP 27 Dec 2012
SC 13G Open SC 13G document View SEC filing for SC 13G SABA SOFTWARE, INC. 14 Dec 2012
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 14 Nov 2012 30 Sep 2012 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 13 Aug 2012 30 Jun 2012 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 14 May 2012 31 Mar 2012 028-04639
SC 13G Open SC 13G document View SEC filing for SC 13G ACTIVE POWER, INC. 16 Mar 2012
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A COMVERGE INC. 01 Mar 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ZBB ENERGY CORPORATION 14 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WORLD ENERGY SOLUTIONS, INC. 14 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ENTEROMEDICS INC. 14 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A AMARIN CORPORATION PLC 14 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A QKL STORES INC. 14 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WONDER AUTO TECHNOLOGY, INC. 14 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A YUHE INTERNATIONAL, INC. 10 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A CHINA YIDA HOLDING, CO. 10 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ECOTALITY, INC. 10 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A CHINA VALVES TECHNOLOGY, INC. 10 Feb 2012
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A YONGYE INTERNATIONAL, INC. 10 Feb 2012
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 09 Feb 2012 31 Dec 2011 028-04639
4 Open 4 document View SEC filing for 4 FORM 4 10 Jan 2012 30 Dec 2011 001-33399
3 Open 3 document View SEC filing for 3 FORM 3 10 Jan 2012 30 Dec 2011 001-33399
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A COMVERGE, INC. 06 Jan 2012
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A COMVERGE, INC. 15 Dec 2011
SC 13G Open SC 13G document View SEC filing for SC 13G AMARIN CORPORATION PLC 14 Nov 2011
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 14 Nov 2011 30 Sep 2011 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 12 Aug 2011 30 Jun 2011 028-04639
SC 13D Open SC 13D document View SEC filing for SC 13D COMVERGE, INC. 11 Aug 2011
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 16 May 2011 31 Mar 2011 028-04639
SC 13G Open SC 13G document View SEC filing for SC 13G ARDSLEY ADVISORY PARTNERS 20 Apr 2011
SC 13G Open SC 13G document View SEC filing for SC 13G COMVERGE, INC. 11 Apr 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A CHINA INFORMATION TECHNOLOGY, INC. 15 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A YUCHENG TECHNOLOGIES LTD 15 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A QKL STORES INC. 15 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A CHINA VALVES TECHNOLOGY, INC. 15 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A CHINA YIDA HOLDING, CO. 15 Feb 2011
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 14 Feb 2011 31 Dec 2010 028-04639
4 Open 4 document View SEC filing for 4 FORM 4 14 Feb 2011 10 May 2010 001-34512
4 Open 4 document View SEC filing for 4 FORM 4 14 Feb 2011 10 May 2010 001-34512
4 Open 4 document View SEC filing for 4 FORM 4 14 Feb 2011 10 May 2010 001-34512
4 Open 4 document View SEC filing for 4 FORM 4 14 Feb 2011 10 May 2010 001-34512
3 Open 3 document View SEC filing for 3 FORM 3 14 Feb 2011 07 May 2010 001-34512
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ZBB ENERGY CORPORATION 14 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ECOTALITY, INC. 14 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A WONDER AUTO TECHNOLOGY, INC. 14 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A YONGYE INTERNATIONAL, INC 14 Feb 2011
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A YUHE INTERNATIONAL, INC. 14 Feb 2011
SC 13G Open SC 13G document View SEC filing for SC 13G ENTEROMEDICS INC. 14 Jan 2011
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 15 Nov 2010 30 Sep 2010 028-04639
3 Open 3 document View SEC filing for 3 FORM 3 25 Oct 2010 15 Oct 2010 001-33540
SC 13G Open SC 13G document View SEC filing for SC 13G ZBB ENERGY CORPORATION 25 Oct 2010
SC 13G Open SC 13G document View SEC filing for SC 13G CHINA VALVES TECHNOLOGY, INC. 21 Oct 2010
SC 13G Open SC 13G document View SEC filing for SC 13G WONDER AUTO TECHNOLOGY, INC. 18 Aug 2010
SC 13G Open SC 13G document View SEC filing for SC 13G CHINA YIDA HOLDING, CO. 16 Aug 2010
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 16 Aug 2010 30 Jun 2010 028-04639
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 17 May 2010 31 Mar 2010 028-04639
SC 13G Open SC 13G document View SEC filing for SC 13G QKL STORES INC. 16 Apr 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ENVIRONMENTAL POWER CORPORATION 16 Feb 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ZHONGPIN INC. 16 Feb 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A YUHE INTERNATIONAL, INC. 16 Feb 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A VONGYE INTERNATIONAL, INC. 16 Feb 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A ECOTALITY, INC. 16 Feb 2010
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A YUCHENG TECHNOLOGIES LIMITED 16 Feb 2010
13F-HR Open 13F-HR document View SEC filing for 13F-HR ARDSLEY ADVISORY PARTNERS 12 Feb 2010 31 Dec 2009 028-04639
4 Open 4 document View SEC filing for 4 27 Jan 2010 27 Jan 2010 000-50983
SC 13G Open SC 13G document View SEC filing for SC 13G CHINA INFORMATION SECURITY TECHNOLOGY, INC. 19 Jan 2010

About this filer

ARDSLEY ADVISORY PARTNERS LP files with the SEC under CIK 0000900529. This page aggregates EDGAR filings and related ownership activity.

See reporting owner transactions.

FAQ

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