Hudson Executive Capital LP

Entity
Company
Business address
C/O Cadwalader, Wickersham & Taft, Llp, 200 Liberty Street, 10281 New York, NY
Phone
(212) 521-8495
State of incorporation
DE
Fiscal year end
December 31
13F signature
Ira Mosberg - CFO
13D/G Schedule signature
Douglas L. Braunstein - Douglas L. Braunstein
Insider ownership signature
HEC MANAGEMENT GP LLC, By: /s/ Douglas L. Braunstein, Name: Douglas L. Braunstein, Title: Managing Member
All SEC filings
View on sec.gov
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Hudson Executive Capital LP has filed 196 SEC EDGAR filings since 1/15/2016

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
13F-HR Open Document Open Filing Nov 14, 2025 Sep 30, 2025 028-17089
13F-HR Open Document Open Filing Aug 14, 2025 Jun 30, 2025 028-17089
N-PX Open Document Open Filing Aug 14, 2025 Jun 30, 2025 028-17089
SCHEDULE 13D/A Open Document Open Filing Jun 16, 2025
13F-HR Open Document Open Filing May 15, 2025 Mar 31, 2025 028-17089
13F-HR Open Document Open Filing Feb 14, 2025 Dec 31, 2024 028-17089
13F-HR Open Document Open Filing Nov 14, 2024 Sep 30, 2024 028-17089
N-PX Open Document Open Filing Aug 30, 2024 Jun 30, 2024 028-17089
13F-HR Open Document Open Filing Aug 14, 2024 Jun 30, 2024 028-17089
13F-HR Open Document Open Filing May 15, 2024 Mar 31, 2024 028-17089
4 Open Document Open Filing OWNERSHIP DOCUMENT Feb 21, 2024 Feb 20, 2024 001-33365
SC 13D/A Open Document Open Filing SC 13D/A Feb 21, 2024
144 Open Document Open Filing Feb 21, 2024
13F-HR Open Document Open Filing Feb 14, 2024 Dec 31, 2023 028-17089
13F-HR Open Document Open Filing Nov 14, 2023 Sep 30, 2023 028-17089
13F-HR Open Document Open Filing Aug 14, 2023 Jun 30, 2023 028-17089
SC 13D/A Open Document Open Filing SC 13D/A Jul 21, 2023
13F-HR Open Document Open Filing May 15, 2023 Mar 31, 2023 028-17089
13F-HR Open Document Open Filing Feb 14, 2023 Dec 31, 2022 028-17089
SC 13D/A Open Document Open Filing SC 13D/A Feb 7, 2023
SC 13D/A Open Document Open Filing SC 13D/A Jan 20, 2023
SC 13D/A Open Document Open Filing SC 13D/A Dec 2, 2022
13F-HR Open Document Open Filing Nov 14, 2022 Sep 30, 2022 028-17089
SC 13D/A Open Document Open Filing SCHEDULE 13DA Sep 13, 2022
13F-HR Open Document Open Filing Aug 15, 2022 Jun 30, 2022 028-17089
4 Open Document Open Filing FORM 4 May 25, 2022 May 23, 2022 001-33365
13F-HR Open Document Open Filing May 16, 2022 Mar 31, 2022 028-17089
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 1) Mar 23, 2022
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 2) Mar 11, 2022
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 1) Mar 9, 2022
13F-HR Open Document Open Filing Feb 14, 2022 Dec 31, 2021 028-17089
4 Open Document Open Filing FORM 4 Dec 29, 2021 Dec 27, 2021 001-33365
4 Open Document Open Filing FORM 4 Nov 24, 2021 Nov 23, 2021 001-39314
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 1) Nov 17, 2021
13F-HR Open Document Open Filing Nov 15, 2021 Sep 30, 2021 028-17089
4 Open Document Open Filing FORM 4 Oct 26, 2021 Aug 30, 2021 001-39314
SC 13D Open Document Open Filing SCHEDULE 13D Oct 18, 2021
4 Open Document Open Filing FORM 4 SUBMISSION Aug 16, 2021 Aug 12, 2021 001-39314
13F-HR Open Document Open Filing Aug 16, 2021 Jun 30, 2021 028-17089
3 Open Document Open Filing FORM 3 SUBMISSION Jul 2, 2021 Jun 22, 2021 001-39314
SC 13D Open Document Open Filing SC 13D Jul 2, 2021
SC 13D Open Document Open Filing SCHEDULE 13D Jun 8, 2021
13F-HR Open Document Open Filing May 17, 2021 Mar 31, 2021 028-17089
4 Open Document Open Filing FORM 4 May 14, 2021 May 14, 2021 001-33365
4 Open Document Open Filing FORM 4 Mar 11, 2021 Mar 9, 2021 001-37820
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 1) Mar 11, 2021
4 Open Document Open Filing FORM 4 Feb 26, 2021 Feb 24, 2021 001-33365
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 12) Feb 26, 2021
SC 13D Open Document Open Filing SCHEDULE 13D Feb 19, 2021
13F-HR Open Document Open Filing Feb 16, 2021 Dec 31, 2020 028-17089
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 6) Dec 15, 2020
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 5) Dec 9, 2020
13F-HR Open Document Open Filing Nov 16, 2020 Sep 30, 2020 028-17089
13F-HR Open Document Open Filing Aug 14, 2020 Jun 30, 2020 028-17089
4 Open Document Open Filing FORM 4 Jul 2, 2020 Jun 30, 2020 001-33365
SC 13D/A Open Document Open Filing SCHEDULE 13DA AMENDMENT NO. 11 Jul 2, 2020
4 Open Document Open Filing Jun 29, 2020 Jun 25, 2020 001-37820
4 Open Document Open Filing FORM 4 Jun 23, 2020 Jun 19, 2020 001-37820
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 4) Jun 23, 2020
4 Open Document Open Filing FORM 4 May 22, 2020 May 21, 2020 001-33365
4 Open Document Open Filing FORM 4 May 19, 2020 May 15, 2020 001-37820
13F-HR Open Document Open Filing May 15, 2020 Mar 31, 2020 028-17089
4 Open Document Open Filing FORM 4 May 11, 2020 May 7, 2020 000-19364
SC 13D/A Open Document Open Filing AMENDMENT NO. 3 May 11, 2020
4 Open Document Open Filing FORM 4 May 8, 2020 May 6, 2020 001-33365
SC 13D/A Open Document Open Filing AMENDMENT NO. 10 TO SCHEDULE 13D May 6, 2020
SC 13D/A Open Document Open Filing SC 13D/A Apr 27, 2020
DFAN14A Open Document Open Filing DFAN14A Apr 20, 2020
DFAN14A Open Document Open Filing DFAN14A Apr 9, 2020
DFAN14A Open Document Open Filing FORM DFAN14A Apr 9, 2020
DFRN14A Open Document Open Filing DFRN14A Apr 9, 2020
DFAN14A Open Document Open Filing FORM DFAN14A Apr 6, 2020
DFAN14A Open Document Open Filing FORM DFAN14A Apr 6, 2020
DFAN14A Open Document Open Filing DFAN14A Apr 6, 2020
4 Open Document Open Filing FORM 4 Apr 2, 2020 Mar 31, 2020 001-37820
DFRN14A Open Document Open Filing DFRN14A Mar 31, 2020
DFAN14A Open Document Open Filing DFAN14A Mar 30, 2020
DFAN14A Open Document Open Filing DFAN14A Mar 24, 2020
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 2 ) Mar 13, 2020
3 Open Document Open Filing FORM 3 Mar 13, 2020 Mar 11, 2020 000-19364
4 Open Document Open Filing FORM 4 Mar 11, 2020 Mar 9, 2020 001-37820
4 Open Document Open Filing FORM 4 Mar 6, 2020 Mar 4, 2020 001-33365
4/A Open Document Open Filing FORM 4/A Mar 6, 2020 Aug 5, 2019 001-33365
DFAN14A Open Document Open Filing DFAN14A Mar 3, 2020
DFRN14A Open Document Open Filing DFRN14A Mar 2, 2020
SC 13D Open Document Open Filing SCHEDULE 13D Feb 24, 2020
SC 13D/A Open Document Open Filing AMENDMENT NO. 1 TO SCHEDULE 13D Feb 24, 2020
DFAN14A Open Document Open Filing DFAN14A Feb 21, 2020
DFAN14A Open Document Open Filing DFAN14A Feb 18, 2020
DFAN14A Open Document Open Filing DFAN14A Feb 18, 2020
SC 13D/A Open Document Open Filing SC 13D/A Feb 18, 2020
13F-HR Open Document Open Filing Feb 14, 2020 Dec 31, 2019 028-17089
DFRN14A Open Document Open Filing DFRN14A Feb 11, 2020
DFAN14A Open Document Open Filing DFAN14A Feb 5, 2020
DFAN14A Open Document Open Filing DFAN14A Feb 5, 2020
DFAN14A Open Document Open Filing DFAN14A Jan 22, 2020
SC 13D/A Open Document Open Filing SC 13D/A Jan 21, 2020
SC 13D/A Open Document Open Filing SCHEDULE 13 D AMENDMENT NO. 3 Jan 16, 2020
DFAN14A Open Document Open Filing DFAN14A Jan 16, 2020
DFAN14A Open Document Open Filing DFAN14A Jan 15, 2020
DFAN14A Open Document Open Filing DFAN14A Dec 27, 2019
DFAN14A Open Document Open Filing DFAN14A Dec 26, 2019
SC 13D Open Document Open Filing SC 13D Dec 19, 2019
DFAN14A Open Document Open Filing DFAN14A Dec 9, 2019
DFAN14A Open Document Open Filing DFAN14A Dec 9, 2019
DEFC14A Open Document Open Filing DEFC14A Dec 9, 2019
CORRESP Open Document Open Filing Dec 4, 2019
PRRN14A Open Document Open Filing PRRN14A Dec 4, 2019
PREC14A Open Document Open Filing PREC14A Nov 26, 2019
SC 13D/A Open Document Open Filing SC 13D/A Nov 22, 2019
CORRESP Open Document Open Filing Nov 22, 2019
DFAN14A Open Document Open Filing DFAN14A Nov 21, 2019
DFAN14A Open Document Open Filing DFAN14A Nov 18, 2019
SC 13D/A Open Document Open Filing SC 13D/A Nov 18, 2019
DFAN14A Open Document Open Filing DFAN14A Nov 15, 2019
DEFC14A Open Document Open Filing DEFC14A Nov 15, 2019
PRRN14A Open Document Open Filing PRRN14A Nov 15, 2019
CORRESP Open Document Open Filing Nov 15, 2019
13F-HR Open Document Open Filing Nov 14, 2019 Sep 30, 2019 028-17089
CORRESP Open Document Open Filing Nov 12, 2019
PRRN14A Open Document Open Filing PRRN14A Nov 12, 2019
DFAN14A Open Document Open Filing DFAN14A Nov 4, 2019
SC 13D/A Open Document Open Filing SC 13D/A Nov 4, 2019
PREC14A Open Document Open Filing PREC14A Nov 4, 2019
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 3) Oct 31, 2019
4 Open Document Open Filing FORM 4 Oct 31, 2019 Oct 29, 2019 001-37406
4 Open Document Open Filing FORM 4 Oct 28, 2019 Oct 24, 2019 001-36306
4 Open Document Open Filing FORM 4 Oct 23, 2019 Oct 21, 2019 001-36306
4 Open Document Open Filing FORM 4 Oct 18, 2019 Oct 16, 2019 001-36306
DFAN14A Open Document Open Filing SCHEDULE 14A Oct 18, 2019
4 Open Document Open Filing FORM 4 Oct 16, 2019 Oct 14, 2019 001-33365
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 3 ) Oct 16, 2019
4 Open Document Open Filing FORM 4 Oct 15, 2019 Oct 10, 2019 001-36306
DFAN14A Open Document Open Filing SCHEDULE 14A Oct 15, 2019
4 Open Document Open Filing FORM 4 Oct 9, 2019 Oct 7, 2019 001-36306
SC 13D/A Open Document Open Filing SCHEDULE 13D (AMENDMENT NO. 2 ) Sep 27, 2019
4 Open Document Open Filing FORM 4 Sep 26, 2019 Sep 24, 2019 001-33365
4 Open Document Open Filing FORM 4 Sep 23, 2019 Sep 19, 2019 001-33365
4 Open Document Open Filing FORM 4 Sep 19, 2019 Sep 17, 2019 001-36306
4 Open Document Open Filing FORM 4 Sep 13, 2019 Sep 11, 2019 001-36306
13F-HR Open Document Open Filing Aug 14, 2019 Jun 30, 2019 028-17089
4 Open Document Open Filing FORM 4 Aug 5, 2019 Aug 1, 2019 001-33365
SC 13D/A Open Document Open Filing SCHEDULE 13D AMENDMENT NO. 1 Aug 5, 2019
13F-HR/A Open Document Open Filing May 21, 2019 Mar 31, 2019 028-17089
13F-HR/A Open Document Open Filing May 21, 2019 Dec 31, 2018 028-17089
3 Open Document Open Filing FORM 3 May 20, 2019 May 16, 2019 001-33365
SC 13D Open Document Open Filing SCHEDULE 13D May 20, 2019
13F-HR Open Document Open Filing May 15, 2019 Mar 31, 2019 028-17089
SC 13D/A Open Document Open Filing SCHEDULE 13 D AMENDMENT NO. 2 May 14, 2019
4 Open Document Open Filing FORM 4 Mar 15, 2019 Mar 13, 2019 001-37820
SC 13D/A Open Document Open Filing SCHEDULE 13 D AMENDMENT NO. 2 Mar 15, 2019
4 Open Document Open Filing FORM 4 Mar 14, 2019 Mar 12, 2019 001-37406
4 Open Document Open Filing FORM 4 Mar 12, 2019 Mar 8, 2019 001-37820
13F-HR Open Document Open Filing Feb 14, 2019 Dec 31, 2018 028-17089
13F-HR Open Document Open Filing Nov 14, 2018 Sep 30, 2018 028-17089
SC 13D/A Open Document Open Filing AMENDMENT NO. 2 Oct 9, 2018
4 Open Document Open Filing FORM 4 Aug 15, 2018 Aug 13, 2018 001-37820
13F-HR Open Document Open Filing Aug 14, 2018 Jun 30, 2018 028-17089
4 Open Document Open Filing FORM 4 Aug 10, 2018 Aug 8, 2018 001-37820
4 Open Document Open Filing FORM 4 Jun 22, 2018 Jun 20, 2018 001-37820
SC 13D/A Open Document Open Filing SCHEDULE 13D AMENDMENT NO. 3 Jun 21, 2018
13F-HR Open Document Open Filing May 15, 2018 Mar 31, 2018 028-17089
4 Open Document Open Filing FORM 4 May 4, 2018 May 2, 2018 001-37820
SC 13D/A Open Document Open Filing AMENDMENT NO. 2 May 1, 2018
4 Open Document Open Filing FORM 4 Apr 30, 2018 Apr 26, 2018 001-37820
4 Open Document Open Filing FORM 4 Apr 24, 2018 Apr 20, 2018 001-37820
SC 13D/A Open Document Open Filing AMENDMENT NO. 1 Apr 16, 2018
4 Open Document Open Filing FORM 4 Apr 13, 2018 Apr 11, 2018 001-37820
4 Open Document Open Filing FORM 4 Apr 2, 2018 Mar 29, 2018 001-37820
SC 13D/A Open Document Open Filing SC 13D/A Mar 20, 2018
3 Open Document Open Filing FORM 3 SUBMISSION Mar 20, 2018 Mar 16, 2018 001-37406
4 Open Document Open Filing FORM 4 Feb 23, 2018 Feb 21, 2018 001-37820
SC 13D/A Open Document Open Filing AMENDMENT NO. 1 TO SCHEDULE 13D Feb 14, 2018
13F-HR Open Document Open Filing Feb 14, 2018 Dec 31, 2017 028-17089
3 Open Document Open Filing FORM 3 Jan 31, 2018 Jan 22, 2018 001-37820
SC 13D Open Document Open Filing SCHEDULE 13D Jan 31, 2018
13F-HR Open Document Open Filing Nov 14, 2017 Sep 30, 2017 028-17089
13F-HR Open Document Open Filing Aug 14, 2017 Jun 30, 2017 028-17089
13F-HR Open Document Open Filing May 15, 2017 Mar 31, 2017 028-17089
SC 13D/A Open Document Open Filing AMENDMENT NO. 1 TO SCHEDULE 13D Apr 4, 2017
SC 13D Open Document Open Filing SCHEDULE 13D Mar 10, 2017
13F-HR Open Document Open Filing Feb 14, 2017 Dec 31, 2016 028-17089
SC 13D Open Document Open Filing SCHEDULE 13D Jan 25, 2017
13F-HR/A Open Document Open Filing Jan 24, 2017 Sep 30, 2016 028-17089
SC 13D Open Document Open Filing SCHEDULE 13D Jan 24, 2017
13F-HR Open Document Open Filing Nov 14, 2016 Sep 30, 2016 028-17089
13F-HR Open Document Open Filing Aug 15, 2016 Jun 30, 2016 028-17089
13F-HR/A Open Document Open Filing Jul 7, 2016 Mar 31, 2016 028-17089
SC 13D/A Open Document Open Filing AMENDMENT NO. 1 TO SCHEDULE 13D Jul 5, 2016
SC 13D/A Open Document Open Filing AMENDMENT NO. 2 TO SCHEDULE 13D Jun 28, 2016
13F-HR/A Open Document Open Filing Jun 27, 2016 Mar 31, 2016 028-17089
SC 13D Open Document Open Filing SCHEDULE 13D Jun 27, 2016
13F-HR Open Document Open Filing May 16, 2016 Mar 31, 2016 028-17089
SC 13D/A Open Document Open Filing AMENDMENT NO. 1 TO SCHEDULE 13D May 5, 2016
13F-HR Open Document Open Filing Feb 1, 2016 Dec 31, 2015 028-17089
SC 13D Open Document Open Filing HEARTWARE INTERNATIONAL, INC. Jan 15, 2016