Robert E. Gagnon

Business address
Verastem, Inc., 117 Kendrick Street, Suite 500, Needham, MA, 02494
Top holdings (ownership)
VSTM, IRD, BBLG, and HBIO
Get insider transactions for this reporting owner
Robert E. Gagnon has filed 98 SEC EDGAR filings since 10 Nov 2010

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing OWNERSHIP DOCUMENT 18 Dec 2025 16 Dec 2025 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 18 Sep 2025 16 Sep 2025 001-35403
4 Open Document Open Filing 11 Sep 2025 02 Sep 2025 001-34079
3 Open Document Open Filing 11 Sep 2025 02 Sep 2025 001-34079
4 Open Document Open Filing OWNERSHIP DOCUMENT 18 Jul 2025 16 Jul 2025 001-33957
3 Open Document Open Filing OWNERSHIP DOCUMENT 18 Jul 2025 16 Jul 2025 001-33957
4 Open Document Open Filing OWNERSHIP DOCUMENT 20 Jun 2025 16 Jun 2025 001-35403
4 Open Document Open Filing 06 Jun 2025 04 Jun 2025 001-40899
4 Open Document Open Filing OWNERSHIP DOCUMENT 27 May 2025 22 May 2025 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 19 Mar 2025 17 Mar 2025 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 20 Dec 2024 16 Dec 2024 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 20 Sep 2024 19 Sep 2024 001-35403
4 Open Document Open Filing 19 Sep 2024 17 Sep 2024 001-40899
4 Open Document Open Filing OWNERSHIP DOCUMENT 18 Sep 2024 16 Sep 2024 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 20 Jun 2024 17 Jun 2024 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 20 Mar 2024 18 Mar 2024 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 07 Feb 2024 06 Feb 2024 001-35403
144 Open Document Open Filing 06 Feb 2024
4 Open Document Open Filing OWNERSHIP DOCUMENT 17 Jan 2024 12 Jan 2024 001-35403
144 Open Document Open Filing 12 Jan 2024
4 Open Document Open Filing 10 Jan 2024 08 Jan 2024 001-40899
3 Open Document Open Filing 10 Jan 2024 08 Jan 2024 001-40899
4 Open Document Open Filing OWNERSHIP DOCUMENT 20 Dec 2023 18 Dec 2023 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 20 Sep 2023 18 Sep 2023 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 21 Jun 2023 16 Jun 2023 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 16 May 2023 15 May 2023 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 20 Mar 2023 16 Mar 2023 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 20 Dec 2022 16 Dec 2022 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 15 Dec 2022 13 Dec 2022 001-35403
3 Open Document Open Filing OWNERSHIP DOCUMENT 15 Dec 2022 13 Dec 2022 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 21 Sep 2022 19 Sep 2022 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 22 Jun 2022 21 Jun 2022 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 17 May 2022 14 May 2022 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 23 Mar 2022 21 Mar 2022 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 05 Jan 2022 03 Jan 2022 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 22 Dec 2021 20 Dec 2021 001-35403
4 Open Document Open Filing OWNERSHIP DOCUMENT 17 Dec 2021 12 Aug 2021 001-35403
4 Open Document Open Filing PRIMARY DOCUMENT 22 Dec 2020 18 Dec 2020 001-35403
4 Open Document Open Filing PRIMARY DOCUMENT 13 Aug 2020 11 Aug 2020 001-35403
4 Open Document Open Filing 4 30 Mar 2020 27 Mar 2020 001-35403
4 Open Document Open Filing 4 17 Dec 2019 13 Dec 2019 001-35403
4 Open Document Open Filing 4 25 Jun 2019 21 Jun 2019 001-35403
4 Open Document Open Filing PRIMARY DOCUMENT 07 Jan 2019 03 Jan 2019 001-35403
4 Open Document Open Filing PRIMARY DOCUMENT 30 Aug 2018 28 Aug 2018 001-35403
3 Open Document Open Filing PRIMARY DOCUMENT 30 Aug 2018 28 Aug 2018 001-35403
4 Open Document Open Filing FORM 4 SUBMISSION 30 Aug 2018 29 Aug 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 13 Aug 2018 03 Aug 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 09 Aug 2018 07 Aug 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 31 Jul 2018 27 Jul 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 26 Jul 2018 24 Jul 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 23 Jul 2018 19 Jul 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 16 Jul 2018 12 Jul 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 11 Jul 2018 09 Jul 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 29 May 2018 24 May 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 08 May 2018 06 May 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 12 Mar 2018 07 Mar 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 04 Jan 2018 01 Jan 2018 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 30 May 2017 25 May 2017 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 04 Jan 2017 01 Jan 2017 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 03 Nov 2016 02 Nov 2016 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 10 May 2016 06 May 2016 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 05 Jan 2016 01 Jan 2016 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 16 Nov 2015 12 Nov 2015 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 09 Nov 2015 09 Nov 2015 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 05 Aug 2015 03 Aug 2015 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 08 Jun 2015 04 Jun 2015 001-33957
4 Open Document Open Filing FORM 4 SUBMISSION 05 Jan 2015 31 Dec 2014 001-33957
4 Open Document Open Filing GAGNON FORM 4 02 Jul 2014 30 Jun 2014 001-33957
4 Open Document Open Filing GAGNON FORM 4 16 Jun 2014 16 Jun 2014 001-33957
4 Open Document Open Filing GAGNON FORM 4 02 Jun 2014 30 May 2014 001-33957