Richard Peters

Business address
Merrimack Pharmaceuticals, Inc., One Kendall Square, Suite B7201, Cambridge, MA, 02139
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Richard Peters has filed 26 SEC EDGAR filings since 2/9/2017

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing 4 Jul 2, 2025 Jun 30, 2025 001-37695
4 Open Document Open Filing 4 Jun 25, 2025 Jun 23, 2025 001-37695
4 Open Document Open Filing OWNERSHIP DOCUMENT Jun 9, 2025 Jun 5, 2025 001-39069
4 Open Document Open Filing 4 Sep 5, 2024 Sep 4, 2024 001-37695
4 Open Document Open Filing OWNERSHIP DOCUMENT Jun 21, 2024 Jun 20, 2024 001-39069
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 24, 2023 Aug 23, 2023 001-39069
4 Open Document Open Filing FORM 4 SUBMISSION Apr 14, 2023 Apr 12, 2023 001-37695
4 Open Document Open Filing FORM 4 SUBMISSION Dec 20, 2022 Dec 16, 2022 001-37695
4 Open Document Open Filing FORM 4 SUBMISSION Dec 6, 2022 Dec 2, 2022 001-37695
4 Open Document Open Filing OWNERSHIP DOCUMENT Aug 1, 2022 Jul 28, 2022 001-39069
4 Open Document Open Filing FORM 4 SUBMISSION Jul 6, 2022 Jul 5, 2022 001-37695
4 Open Document Open Filing FORM 4 SUBMISSION Jun 6, 2022 Jun 3, 2022 001-37695
4 Open Document Open Filing FORM 4 SUBMISSION Mar 30, 2022 Mar 28, 2022 001-37695
4 Open Document Open Filing FORM 4 SUBMISSION Dec 3, 2021 Dec 1, 2021 001-37695
4 Open Document Open Filing FORM 4 SUBMISSION Jul 7, 2021 Jul 2, 2021 001-37695
4 Open Document Open Filing FORM 4 Jul 1, 2021 Jun 30, 2021 001-39069
4 Open Document Open Filing FORM 4 SUBMISSION Feb 3, 2021 Feb 1, 2021 001-37695
4 Open Document Open Filing FORM 4 SUBMISSION Dec 28, 2020 Dec 22, 2020 001-37695
3 Open Document Open Filing FORM 3 SUBMISSION Dec 28, 2020 Dec 22, 2020 001-37695
4 Open Document Open Filing Jun 29, 2020 Jun 26, 2020 001-39069
3 Open Document Open Filing Jun 29, 2020 Jun 26, 2020 001-39069
4 Open Document Open Filing FORM 4 SUBMISSION May 10, 2019 May 8, 2019 001-35409
4 Open Document Open Filing FORM 4 SUBMISSION Dec 13, 2018 Dec 11, 2018 001-35409
4 Open Document Open Filing FORM 4 SUBMISSION Feb 16, 2018 Feb 15, 2018 001-35409
4 Open Document Open Filing FORM 4 SUBMISSION Jun 7, 2017 Jun 6, 2017 001-35409
3 Open Document Open Filing FORM 3 SUBMISSION Feb 9, 2017 Feb 6, 2017 001-35409