Briggs Morrison

Business address
C/O Syndax Pharmaceuticals, Inc., 400 Totten Pond Road, Suite 110, Waltham, MA, 02451
Top holdings (ownership)
ARVN, SNDX, and CRSP
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Briggs Morrison has filed 71 SEC EDGAR filings since 02 Mar 2016

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 24 Sep 2025 22 Sep 2025 001-38672
4 Open Document Open Filing FORM 4 27 Jun 2025 25 Jun 2025 001-38672
4 Open Document Open Filing 4 13 Jun 2025 12 Jun 2025 001-40366
3/A Open Document Open Filing 3/A 10 Jun 2025 05 Jun 2025 001-37923
4 Open Document Open Filing 4 06 Jun 2025 05 Jun 2025 001-37923
3 Open Document Open Filing 3 06 Jun 2025 05 Jun 2025 001-37923
4 Open Document Open Filing OWNERSHIP DOCUMENT 27 Jun 2024 26 Jun 2024 001-36296
4 Open Document Open Filing 20 Jun 2024 17 Jun 2024 001-39335
4 Open Document Open Filing FORM 4 31 May 2024 29 May 2024 001-38672
4 Open Document Open Filing 4 24 May 2024 24 May 2024 001-40366
4 Open Document Open Filing PRIMARY DOCUMENT 09 Feb 2024 07 Feb 2024 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 10 Aug 2023 09 Aug 2023 001-37708
144 Open Document Open Filing 09 Aug 2023
4 Open Document Open Filing PRIMARY DOCUMENT 11 Jul 2023 10 Jul 2023 001-37708
144 Open Document Open Filing 10 Jul 2023
4 Open Document Open Filing FORM 4 SUBMISSION 23 Jun 2023 21 Jun 2023 001-40366
4 Open Document Open Filing FORM 4 20 Jun 2023 15 Jun 2023 001-38672
4 Open Document Open Filing FORM 4 SUBMISSION 12 Jun 2023 08 Jun 2023 001-39335
4 Open Document Open Filing PRIMARY DOCUMENT 09 Jun 2023 09 Jun 2023 001-37708
144 Open Document Open Filing 09 Jun 2023
4 Open Document Open Filing OWNERSHIP DOCUMENT 08 Jun 2023 06 Jun 2023 001-36296
4 Open Document Open Filing PRIMARY DOCUMENT 10 May 2023 09 May 2023 001-37708
144 Open Document Open Filing 09 May 2023
4 Open Document Open Filing PRIMARY DOCUMENT 12 Apr 2023 10 Apr 2023 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 14 Mar 2023 13 Mar 2023 001-37708
4 Open Document Open Filing OWNERSHIP DOCUMENT 09 Mar 2023 07 Mar 2023 001-36296
3 Open Document Open Filing OWNERSHIP DOCUMENT 09 Mar 2023 07 Mar 2023 001-36296
4 Open Document Open Filing PRIMARY DOCUMENT 08 Feb 2023 06 Feb 2023 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 03 Feb 2023 02 Feb 2023 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 21 Sep 2022 19 Sep 2022 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 16 Sep 2022 14 Sep 2022 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 05 Jul 2022 01 Jul 2022 001-37708
4 Open Document Open Filing FORM 4 SUBMISSION 21 Jun 2022 16 Jun 2022 001-38672
4 Open Document Open Filing FORM 4 SUBMISSION 03 Jun 2022 01 Jun 2022 001-40366
4 Open Document Open Filing FORM 4 SUBMISSION 16 May 2022 13 May 2022 001-39335
4 Open Document Open Filing FORM 4 SUBMISSION 18 Apr 2022 14 Apr 2022 001-38672
4/A Open Document Open Filing PRIMARY DOCUMENT 13 Apr 2022 01 Apr 2022 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 05 Apr 2022 01 Apr 2022 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 03 Feb 2022 02 Feb 2022 001-37708
4 Open Document Open Filing FORM 4 SUBMISSION 19 Jan 2022 14 Jan 2022 001-38672
4 Open Document Open Filing PRIMARY DOCUMENT 20 Dec 2021 17 Dec 2021 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 21 Sep 2021 17 Sep 2021 001-37708
4 Open Document Open Filing FORM 4 SUBMISSION 10 Jun 2021 08 Jun 2021 001-38672
4 Open Document Open Filing FORM 4 SUBMISSION 14 May 2021 13 May 2021 001-39335
4 Open Document Open Filing FORM 4 SUBMISSION 04 May 2021 30 Apr 2021 001-40366
3 Open Document Open Filing FORM 3 SUBMISSION 29 Apr 2021 29 Apr 2021 001-40366
4 Open Document Open Filing FORM 4 SUBMISSION 17 Feb 2021 17 Feb 2021 001-39615
4 Open Document Open Filing PRIMARY DOCUMENT 10 Feb 2021 08 Feb 2021 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 05 Feb 2021 03 Feb 2021 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 12 Nov 2020 09 Nov 2020 001-37708
4 Open Document Open Filing FORM 4 SUBMISSION 15 Oct 2020 13 Oct 2020 001-39615
3 Open Document Open Filing FORM 3 SUBMISSION 13 Oct 2020 13 Oct 2020 001-39615
3 Open Document Open Filing FORM 3 SUBMISSION 01 Oct 2020 01 Oct 2020 001-39575
4 Open Document Open Filing FORM 4 SUBMISSION 25 Jun 2020 23 Jun 2020 001-39335
3 Open Document Open Filing FORM 3 SUBMISSION 18 Jun 2020 18 Jun 2020 001-39335
4 Open Document Open Filing PRIMARY DOCUMENT 15 Jun 2020 11 Jun 2020 001-38905
4 Open Document Open Filing FORM 4 SUBMISSION 04 Jun 2020 03 Jun 2020 001-38672
4 Open Document Open Filing FORM 4 SUBMISSION 25 Mar 2020 24 Mar 2020 001-38672
4 Open Document Open Filing PRIMARY DOCUMENT 14 Feb 2020 12 Feb 2020 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 05 Feb 2020 04 Feb 2020 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 11 Oct 2019 10 Oct 2019 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 17 Jun 2019 13 Jun 2019 001-38905
4 Open Document Open Filing FORM 4 SUBMISSION 28 May 2019 23 May 2019 001-38672
4 Open Document Open Filing PRIMARY DOCUMENT 13 May 2019 09 May 2019 001-37708
3 Open Document Open Filing PRIMARY DOCUMENT 08 May 2019 08 May 2019 001-38905
4 Open Document Open Filing PRIMARY DOCUMENT 08 Feb 2019 06 Feb 2019 001-37708
4 Open Document Open Filing FORM 4 SUBMISSION 28 Sep 2018 26 Sep 2018 001-38672
3 Open Document Open Filing FORM 3 SUBMISSION 26 Sep 2018 26 Sep 2018 001-38672
4 Open Document Open Filing PRIMARY DOCUMENT 05 Mar 2018 01 Mar 2018 001-37708
4 Open Document Open Filing PRIMARY DOCUMENT 08 Feb 2017 06 Feb 2017 001-37708
3 Open Document Open Filing PRIMARY DOCUMENT 02 Mar 2016 02 Mar 2016 001-37708