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)
⭐ Add to watchlist ⭐
Shannon River Fund Management LLC has filed 114 SEC EDGAR filings since 07 Oct 2004

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
13F-HR Open Document Open Filing 13 Nov 2025 30 Sep 2025 028-12219
N-PX Open Document Open Filing 26 Aug 2025 30 Jun 2025 028-12219
13F-HR Open Document Open Filing 13 Aug 2025 30 Jun 2025 028-12219
13F-HR Open Document Open Filing 14 May 2025 31 Mar 2025 028-12219
13F-HR Open Document Open Filing 13 Feb 2025 31 Dec 2024 028-12219
13F-HR Open Document Open Filing 13 Nov 2024 30 Sep 2024 028-12219
N-PX Open Document Open Filing 29 Aug 2024 30 Jun 2024 028-12219
13F-HR Open Document Open Filing 13 Aug 2024 30 Jun 2024 028-12219
13F-HR Open Document Open Filing 14 May 2024 31 Mar 2024 028-12219
13F-HR Open Document Open Filing 13 Feb 2024 31 Dec 2023 028-12219
13F-HR Open Document Open Filing 13 Nov 2023 30 Sep 2023 028-12219
13F-HR Open Document Open Filing 11 Aug 2023 30 Jun 2023 028-12219
13F-HR Open Document Open Filing 12 May 2023 31 Mar 2023 028-12219
13F-HR Open Document Open Filing 13 Feb 2023 31 Dec 2022 028-12219
13F-HR Open Document Open Filing 14 Nov 2022 30 Sep 2022 028-12219
13F-HR Open Document Open Filing 15 Aug 2022 30 Jun 2022 028-12219
13F-HR/A Open Document Open Filing 20 Jul 2022 31 Mar 2022 028-12219
13F-HR Open Document Open Filing 16 May 2022 31 Mar 2022 028-12219
13F-HR Open Document Open Filing 14 Feb 2022 31 Dec 2021 028-12219
13F-HR Open Document Open Filing 15 Nov 2021 30 Sep 2021 028-12219
13F-HR/A Open Document Open Filing 16 Aug 2021 30 Jun 2021 028-12219
13F-HR Open Document Open Filing 16 Aug 2021 30 Jun 2021 028-12219
13F-HR Open Document Open Filing 17 May 2021 31 Mar 2021 028-12219
13F-HR Open Document Open Filing 16 Feb 2021 31 Dec 2020 028-12219
13F-HR Open Document Open Filing 16 Nov 2020 30 Sep 2020 028-12219
13F-HR Open Document Open Filing 14 Aug 2020 30 Jun 2020 028-12219
13F-HR Open Document Open Filing 15 May 2020 31 Mar 2020 028-12219
SC 13D/A Open Document Open Filing 01 Apr 2020
13F-HR Open Document Open Filing 14 Feb 2020 31 Dec 2019 028-12219
13F-HR/A Open Document Open Filing 14 Feb 2020 30 Sep 2019 028-12219
13F-HR/A Open Document Open Filing 14 Feb 2020 30 Jun 2019 028-12219
13F-HR Open Document Open Filing 14 Nov 2019 30 Sep 2019 028-12219
13F-HR Open Document Open Filing 14 Aug 2019 30 Jun 2019 028-12219
SC 13D Open Document Open Filing SCHEDULE 13D DATED AUGUST 2, 2019 12 Aug 2019
13F-HR Open Document Open Filing 15 May 2019 31 Mar 2019 028-12219
13F-HR Open Document Open Filing 14 Feb 2019 31 Dec 2018 028-12219
13F-HR Open Document Open Filing 14 Nov 2018 30 Sep 2018 028-12219
13F-HR Open Document Open Filing 14 Aug 2018 30 Jun 2018 028-12219
SC 13D/A Open Document Open Filing JUNE 29, 2018 29 Jun 2018
13F-HR Open Document Open Filing 15 May 2018 31 Mar 2018 028-12219
SC 13D Open Document Open Filing MARCH 5, 2018 05 Mar 2018
SC 13G/A Open Document Open Filing FEBRUARY 14, 2018 14 Feb 2018
13F-HR Open Document Open Filing 14 Feb 2018 31 Dec 2017 028-12219
13F-HR Open Document Open Filing 14 Nov 2017 30 Sep 2017 028-12219
13F-HR Open Document Open Filing 14 Aug 2017 30 Jun 2017 028-12219
13F-HR Open Document Open Filing 15 May 2017 31 Mar 2017 028-12219
SC 13G/A Open Document Open Filing FEBRUARY 14, 2017 14 Feb 2017
13F-HR Open Document Open Filing 14 Feb 2017 31 Dec 2016 028-12219
13F-HR Open Document Open Filing 14 Nov 2016 30 Sep 2016 028-12219
13F-HR Open Document Open Filing 15 Aug 2016 30 Jun 2016 028-12219
13F-HR Open Document Open Filing 16 May 2016 31 Mar 2016 028-12219
13F-HR Open Document Open Filing 16 Feb 2016 31 Dec 2015 028-12219
SC 13G/A Open Document Open Filing FEBRUARY 16, 2016 16 Feb 2016
SC 13G/A Open Document Open Filing FEBRUARY 16, 2016 16 Feb 2016
13F-HR Open Document Open Filing 16 Nov 2015 30 Sep 2015 028-12219
13F-HR Open Document Open Filing 14 Aug 2015 30 Jun 2015 028-12219
13F-HR Open Document Open Filing 14 May 2015 31 Mar 2015 028-12219
SC 13G/A Open Document Open Filing FEBRUARY 17, 2015 17 Feb 2015
SC 13G/A Open Document Open Filing FEBRUARY 17, 2015 17 Feb 2015
SC 13G/A Open Document Open Filing FEBRUARY 17, 2015 17 Feb 2015
SC 13G/A Open Document Open Filing FEBRUARY 17, 2015 17 Feb 2015
SC 13G/A Open Document Open Filing FEBRUARY 17, 2015 17 Feb 2015
13F-HR Open Document Open Filing 17 Feb 2015 31 Dec 2014 028-12219
13F-HR Open Document Open Filing 14 Nov 2014 30 Sep 2014 028-12219
SC 13G Open Document Open Filing OCTOBER 14, 2014 14 Oct 2014
SC 13G Open Document Open Filing SEPTEMBER 26, 2014 29 Sep 2014
SC 13G Open Document Open Filing AUGUST 25, 2014 25 Aug 2014
13F-HR Open Document Open Filing 14 Aug 2014 30 Jun 2014 028-12219
13F-HR Open Document Open Filing 15 May 2014 31 Mar 2014 028-12219
SC 13G Open Document Open Filing APRIL 11, 2014 11 Apr 2014
13F-HR Open Document Open Filing 13 Feb 2014 31 Dec 2013 028-12219
SC 13G/A Open Document Open Filing FEBRUARY 7, 2014 07 Feb 2014
SC 13G/A Open Document Open Filing FEBRUARY 7, 2014 07 Feb 2014