Shannon River Fund Management LLC SEC EDGAR Filings (CIK 0001301050)

SEC EDGAR filings, ownership reports, and insider transactions for Shannon River Fund Management LLC.

Business address
850 Third Avenue, 13 Th Floor, New York, NY, 10022
Top securities (13F)
PEGA, TSEM, IDCC, WIX, FLEX, NCNO, FROG, MRVL, FORM, GWRE, CLH, DOCU, CRDO, LRN, CWAN, PLTR, CCCS, COHR, TSM, and BLZE
State of incorporation
DE
Fiscal year end
31 December
Former names
Shannon River Fund Management CO LLC (to 12 Nov 2013)
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Shannon River Fund Management LLC has filed 114 SEC EDGAR filings since 07 Oct 2004

Latest Filings

Recent SEC filings for Shannon River Fund Management LLC including 13F-HR, N-PX, 13F-HR/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 13 Nov 2025 30 Sep 2025 028-12219
N-PX Open N-PX document View SEC filing for N-PX 26 Aug 2025 30 Jun 2025 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Aug 2025 30 Jun 2025 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 May 2025 31 Mar 2025 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Feb 2025 31 Dec 2024 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Nov 2024 30 Sep 2024 028-12219
N-PX Open N-PX document View SEC filing for N-PX 29 Aug 2024 30 Jun 2024 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Aug 2024 30 Jun 2024 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 May 2024 31 Mar 2024 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Feb 2024 31 Dec 2023 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Nov 2023 30 Sep 2023 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 11 Aug 2023 30 Jun 2023 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 May 2023 31 Mar 2023 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Feb 2023 31 Dec 2022 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2022 30 Sep 2022 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 Aug 2022 30 Jun 2022 028-12219
13F-HR/A Open 13F-HR/A document View SEC filing for 13F-HR/A 20 Jul 2022 31 Mar 2022 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 May 2022 31 Mar 2022 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2022 31 Dec 2021 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 Nov 2021 30 Sep 2021 028-12219
13F-HR/A Open 13F-HR/A document View SEC filing for 13F-HR/A 16 Aug 2021 30 Jun 2021 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Aug 2021 30 Jun 2021 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 17 May 2021 31 Mar 2021 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Feb 2021 31 Dec 2020 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Nov 2020 30 Sep 2020 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2020 30 Jun 2020 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2020 31 Mar 2020 028-12219
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 01 Apr 2020
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2020 31 Dec 2019 028-12219
13F-HR/A Open 13F-HR/A document View SEC filing for 13F-HR/A 14 Feb 2020 30 Sep 2019 028-12219
13F-HR/A Open 13F-HR/A document View SEC filing for 13F-HR/A 14 Feb 2020 30 Jun 2019 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2019 30 Sep 2019 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2019 30 Jun 2019 028-12219
SC 13D Open SC 13D document View SEC filing for SC 13D SCHEDULE 13D DATED AUGUST 2, 2019 12 Aug 2019
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2019 31 Mar 2019 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2019 31 Dec 2018 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2018 30 Sep 2018 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2018 30 Jun 2018 028-12219
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A JUNE 29, 2018 29 Jun 2018
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2018 31 Mar 2018 028-12219
SC 13D Open SC 13D document View SEC filing for SC 13D MARCH 5, 2018 05 Mar 2018
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 14, 2018 14 Feb 2018
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2018 31 Dec 2017 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2017 30 Sep 2017 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2017 30 Jun 2017 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2017 31 Mar 2017 028-12219
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 14, 2017 14 Feb 2017
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Feb 2017 31 Dec 2016 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2016 30 Sep 2016 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 Aug 2016 30 Jun 2016 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 May 2016 31 Mar 2016 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Feb 2016 31 Dec 2015 028-12219
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 16, 2016 16 Feb 2016
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 16, 2016 16 Feb 2016
13F-HR Open 13F-HR document View SEC filing for 13F-HR 16 Nov 2015 30 Sep 2015 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2015 30 Jun 2015 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 May 2015 31 Mar 2015 028-12219
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 17, 2015 17 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 17, 2015 17 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 17, 2015 17 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 17, 2015 17 Feb 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 17, 2015 17 Feb 2015
13F-HR Open 13F-HR document View SEC filing for 13F-HR 17 Feb 2015 31 Dec 2014 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Nov 2014 30 Sep 2014 028-12219
SC 13G Open SC 13G document View SEC filing for SC 13G OCTOBER 14, 2014 14 Oct 2014
SC 13G Open SC 13G document View SEC filing for SC 13G SEPTEMBER 26, 2014 29 Sep 2014
SC 13G Open SC 13G document View SEC filing for SC 13G AUGUST 25, 2014 25 Aug 2014
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 Aug 2014 30 Jun 2014 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 May 2014 31 Mar 2014 028-12219
SC 13G Open SC 13G document View SEC filing for SC 13G APRIL 11, 2014 11 Apr 2014
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Feb 2014 31 Dec 2013 028-12219
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 7, 2014 07 Feb 2014
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 7, 2014 07 Feb 2014
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 Nov 2013 30 Sep 2013 028-12219
SC 13G Open SC 13G document View SEC filing for SC 13G 8/13/2013 13 Aug 2013
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 Aug 2013 30 Jun 2013 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR NONE 15 May 2013 31 Mar 2013 028-12219
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 14, 2013 14 Feb 2013
13F-HR Open 13F-HR document View SEC filing for 13F-HR NONE 14 Feb 2013 31 Dec 2012 028-12219
SC 13G Open SC 13G document View SEC filing for SC 13G NOVEMBER 16, 2012 16 Nov 2012
13F-HR Open 13F-HR document View SEC filing for 13F-HR NONE 14 Nov 2012 30 Sep 2012 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR NONE 13 Aug 2012 30 Jun 2012 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR NONE 15 May 2012 31 Mar 2012 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR NONE 13 Feb 2012 31 Dec 2011 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR NONE 14 Nov 2011 30 Sep 2011 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 15 Aug 2011 30 Jun 2011 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 May 2011 31 Mar 2011 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR FEBRUARY 14, 2011 14 Feb 2011 31 Dec 2010 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR NOVEMBER 15, 2010 12 Nov 2010 30 Sep 2010 028-12219
4 Open 4 document View SEC filing for 4 01 Oct 2010 29 Sep 2010 001-14332
13F-HR Open 13F-HR document View SEC filing for 13F-HR 13 Aug 2010 30 Jun 2010 028-12219
SC 13G Open SC 13G document View SEC filing for SC 13G 08 Jul 2010
13F-HR Open 13F-HR document View SEC filing for 13F-HR 14 May 2010 31 Mar 2010 028-12219
13F-HR Open 13F-HR document View SEC filing for 13F-HR 12 Feb 2010 31 Dec 2009 028-12219

About this filer

Shannon River Fund Management LLC files with the SEC under CIK 0001301050. This page aggregates EDGAR filings and related ownership activity.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
Why are some filings missing?
New filings appear as the SEC updates EDGAR, and older records can vary by availability.
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Updates follow new EDGAR submissions and periodic data refreshes.

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