Mersana Therapeutics, Inc. reports

Location
840 Memorial Drive, Cambridge, MA
State of incorporation
DE
Fiscal year end
December 31
Data updated at
11/13/2024, 08:52 AM
Form type Sec Links Description Filing date Reporting date
10-Q Report | Data 10-Q Nov 13, 2024 Sep 30, 2024
8-K Report | Data FORM 8-K Nov 13, 2024 Nov 13, 2024
SC 13G/A Report SC 13G/A Oct 15, 2024
10-Q Report | Data 10-Q Aug 13, 2024 Jun 30, 2024
8-K Report | Data FORM 8-K Aug 13, 2024 Aug 13, 2024
8-K Report | Data FORM 8-K Jun 11, 2024 Jun 11, 2024
SC 13G Report SC 13G May 17, 2024
10-Q Report | Data 10-Q May 9, 2024 Mar 31, 2024
8-K Report | Data FORM 8-K May 9, 2024 May 9, 2024
8-K Report | Data FORM 8-K Feb 28, 2024 Feb 28, 2024
10-K Report | Data 10-K Feb 28, 2024 Dec 31, 2023
8-K Report | Data FORM 8-K Feb 28, 2024 Feb 28, 2024
SC 13G/A Report SC 13G/A Feb 14, 2024
SC 13G Report SCHEDULE FILED TO REPORT ACQUISITION OF BENEFICIAL OWNERSHIP Feb 14, 2024
SC 13G/A Report AMENDMENT NO. 1 Feb 14, 2024
SC 13G/A Report MERSANA THERAPEUTICS, INC. Feb 14, 2024
SC 13G Report SC 13G Feb 14, 2024
SC 13G Report SCHEDULE 13G Feb 13, 2024
SC 13G/A Report Jan 29, 2024
SC 13G/A Report Jan 22, 2024
8-K Report | Data FORM 8-K Jan 5, 2024 Jan 5, 2024
8-K Report | Data FORM 8-K Dec 21, 2023 Dec 15, 2023
10-Q Report | Data 10-Q Nov 7, 2023 Sep 30, 2023
8-K Report | Data FORM 8-K Nov 7, 2023 Nov 7, 2023
8-K Report | Data FORM 8-K Oct 31, 2023 Oct 31, 2023
8-K Report | Data FORM 8-K Sep 12, 2023 Sep 12, 2023
8-K Report | Data FORM 8-K Sep 6, 2023 Sep 1, 2023
10-Q Report | Data 10-Q Aug 8, 2023 Jun 30, 2023
8-K Report | Data FORM 8-K Aug 8, 2023 Aug 8, 2023
SC 13G Report SC 13G Aug 7, 2023
SC 13G Report Jul 27, 2023
8-K Report | Data FORM 8-K Jul 27, 2023 Jul 26, 2023
8-K Report | Data FORM 8-K Jun 15, 2023 Jun 15, 2023
8-K Report | Data FORM 8-K Jun 9, 2023 Jun 8, 2023
10-Q Report | Data 10-Q May 9, 2023 Mar 31, 2023
8-K Report | Data FORM 8-K May 9, 2023 May 9, 2023
8-K Report | Data FORM 8-K Mar 31, 2023 Mar 31, 2023
8-K Report | Data FORM 8-K Mar 24, 2023 Mar 23, 2023
8-K Report | Data FORM 8-K Mar 13, 2023 Mar 10, 2023
10-K Report | Data 10-K Feb 28, 2023 Dec 31, 2022
8-K Report | Data FORM 8-K Feb 28, 2023 Feb 28, 2023
SC 13G Report SCHEDULE 13G Feb 14, 2023
SC 13G/A Report SC 13G/A Feb 14, 2023
SC 13G/A Report MERSANA THERAPEUTICS, INC. Feb 14, 2023
SC 13G/A Report Feb 14, 2023
SC 13G/A Report SCHEDULE 13G/A Feb 9, 2023
SC 13G/A Report SEC SCHEDULE 13G Feb 6, 2023
SC 13G/A Report Feb 3, 2023
8-K Report | Data FORM 8-K Feb 1, 2023 Feb 1, 2023
SC 13G/A Report Jan 31, 2023
8-K Report | Data FORM 8-K Jan 25, 2023 Jan 25, 2023
SC 13G/A Report Jan 19, 2023
8-K Report | Data FORM 8-K Jan 6, 2023 Jan 6, 2023
8-K Report | Data FORM 8-K Dec 27, 2022 Dec 27, 2022
8-K Report | Data FORM 8-K Dec 22, 2022 Dec 22, 2022
8-K Report | Data FORM 8-K Nov 7, 2022 Nov 7, 2022
10-Q Report | Data 10-Q Nov 7, 2022 Sep 30, 2022
8-K Report | Data FORM 8-K Nov 7, 2022 Nov 7, 2022
8-K Report | Data FORM 8-K Oct 6, 2022 Oct 6, 2022
8-K Report | Data FORM 8-K Aug 16, 2022 Aug 16, 2022
10-Q Report | Data 10-Q Aug 8, 2022 Jun 30, 2022
8-K Report | Data FORM 8-K Aug 8, 2022 Aug 8, 2022
8-K Report | Data FORM 8-K Aug 8, 2022 Aug 6, 2022
8-K Report | Data FORM 8-K Jun 10, 2022 Jun 9, 2022
SC 13D/A Report SC 13D/A May 11, 2022
10-Q Report | Data 10-Q May 9, 2022 Mar 31, 2022
8-K Report | Data FORM 8-K May 9, 2022 May 9, 2022
SC 13D/A Report SC 13D/A Apr 14, 2022
8-K Report | Data FORM 8-K Feb 28, 2022 Feb 28, 2022
10-K Report | Data 10-K Feb 28, 2022 Dec 31, 2021
8-K Report | Data FORM 8-K Feb 28, 2022 Feb 28, 2022
SC 13G Report Feb 17, 2022
SC 13G Report Feb 11, 2022
SC 13G Report SCHEDULE 13G Feb 10, 2022
SC 13D/A Report SC 13D/A Feb 8, 2022
SC 13G/A Report SEC SCHEDULE 13G Feb 4, 2022
8-K Report | Data FORM 8-K Feb 3, 2022 Feb 2, 2022
SC 13G Report Jan 27, 2022
SC 13G/A Report Jan 26, 2022
SC 13D/A Report SC 13D/A Jan 3, 2022
8-K Report | Data FORM 8-K Nov 23, 2021 Nov 23, 2021
10-Q Report | Data 10-Q Nov 9, 2021 Sep 30, 2021
8-K Report | Data FORM 8-K Nov 9, 2021 Nov 9, 2021
8-K Report | Data FORM 8-K Oct 29, 2021 Oct 29, 2021
SC 13G Report SC 13G Sep 16, 2021
8-K Report | Data FORM 8-K Sep 10, 2021 Sep 10, 2021
8-K Report | Data FORM 8-K Aug 16, 2021 Aug 16, 2021
10-Q Report | Data 10-Q Aug 6, 2021 Jun 30, 2021
8-K Report | Data FORM 8-K Aug 6, 2021 Aug 6, 2021
8-K Report | Data FORM 8-K Jun 17, 2021 Jun 11, 2021
8-K Report | Data FORM 8-K May 10, 2021 May 10, 2021
10-Q Report | Data 10-Q May 10, 2021 Mar 31, 2021
8-K Report | Data FORM 8-K Apr 9, 2021 Apr 5, 2021
8-K Report | Data FORM 8-K Mar 11, 2021 Mar 11, 2021
10-K Report | Data 10-K Feb 26, 2021 Dec 31, 2020
8-K Report | Data FORM 8-K Feb 26, 2021 Feb 26, 2021
SC 13G/A Report MERSANA THERAPEUTICS SC 13G/A Feb 12, 2021
SC 13G Report MERSANA THERAPEUTICS, INC. Feb 12, 2021
SC 13G/A Report AMENDMENT NO. 3 TO THE SCHEDULE 13G Feb 11, 2021
SC 13G Report SEC SCHEDULE 13G Feb 4, 2021
SC 13G/A Report Jan 27, 2021
SC 13G Report SCHEDULE 13G Jan 25, 2021
SC 13D/A Report SC 13D/A Jan 12, 2021
8-K Report | Data FORM 8-K Jan 5, 2021 Jan 5, 2021
SC 13D/A Report NEW ENTERPRISE ASSOCIATES 14, L.P. -- MERSANA THERAPEUTICS. 13DA5 Dec 10, 2020
8-K Report | Data FORM 8-K Nov 30, 2020 Nov 30, 2020
SC 13D/A Report NEW ENTERPRISE ASSOCIATES 14, L.P. -- MERSANA THERAPEUTICS. 13DA4 Nov 19, 2020
10-Q Report | Data 10-Q Nov 9, 2020 Sep 30, 2020
8-K Report | Data FORM 8-K Nov 9, 2020 Nov 9, 2020
SC 13D/A Report NEW ENTERPRISE ASSOCIATES 14, L.P. -- MERSANA THERAPEUTICS. 13DA3 Sep 22, 2020
8-K Report | Data FORM 8-K Sep 17, 2020 Sep 17, 2020
8-K Report | Data FORM 8-K Sep 3, 2020 Aug 28, 2020
10-Q Report | Data 10-Q Aug 7, 2020 Jun 30, 2020
8-K Report FORM 8-K Aug 7, 2020 Aug 7, 2020
SC 13G/A Report Jul 10, 2020
8-K Report FORM 8-K Jun 16, 2020 Jun 12, 2020
8-K Report FORM 8-K Jun 1, 2020 May 28, 2020
8-K Report FORM 8-K May 27, 2020 May 27, 2020
8-K Report FORM 8-K May 14, 2020 May 14, 2020
10-Q Report | Data 10-Q May 8, 2020 Mar 31, 2020
8-K Report FORM 8-K May 8, 2020 May 8, 2020
SC 13D/A Report NEW ENTERPRISE ASSOCIATES 14, L.P. -- MERSANA THERAPEUTICS. 13DA2 Apr 24, 2020
SC 13D Report SC 13D Apr 17, 2020
8-K Report FORM 8-K Apr 15, 2020 Apr 13, 2020
8-K Report FORM 8-K Apr 8, 2020 Apr 7, 2020
8-K Report FORM 8-K Mar 30, 2020 Mar 30, 2020
8-K Report FORM 8-K Mar 20, 2020 Mar 20, 2020
8-K Report FORM 8-K Mar 16, 2020 Mar 11, 2020
10-K Report | Data 10-K Feb 28, 2020 Dec 31, 2019
8-K Report FORM 8-K Feb 28, 2020 Feb 28, 2020
SC 13G/A Report SCHEDULE 13G HOLDINGS REPORT AMENDMENT Feb 14, 2020
SC 13G/A Report AMENDMENT NO. 2 TO THE SCHEDULE 13G Feb 14, 2020
SC 13G Report Feb 7, 2020
8-K Report FORM 8-K Jan 10, 2020 Jan 10, 2020
SC 13G Report SC 13G Dec 23, 2019
8-K Report FORM 8-K Nov 27, 2019 Nov 26, 2019
10-Q Report | Data 10-Q Nov 6, 2019 Sep 30, 2019
8-K Report 8-K Nov 6, 2019 Nov 6, 2019
SC 13G/A Report AMENDMENT NO. 1 TO SCHEDULE 13G Oct 9, 2019
8-K Report 8-K Aug 21, 2019 Aug 20, 2019
10-Q Report | Data 10-Q Aug 8, 2019 Jun 30, 2019
8-K Report 8-K Aug 8, 2019 Aug 8, 2019
8-K Report 8-K Jul 26, 2019 Jul 26, 2019
8-K Report 8-K Jun 12, 2019 Jun 7, 2019
8-K Report 8-K Jun 7, 2019 Jun 7, 2019
8-K Report 8-K Jun 5, 2019 Jun 1, 2019
10-Q Report | Data 10-Q May 9, 2019 Mar 31, 2019
8-K Report 8-K May 9, 2019 May 9, 2019
8-K Report 8-K Apr 8, 2019 Apr 8, 2019
SC 13D/A Report NEW ENTERPRISE ASSOCIATES 14, L.P. - MERSANA THERAPEUTICS 13D/A(#1) Mar 14, 2019
SC 13G Report THE SCHEDULE 13G Mar 11, 2019
SC 13G Report SCHEDULE 13G Mar 11, 2019
10-K Report | Data 10-K Mar 8, 2019 Dec 31, 2018
8-K Report 8-K Mar 8, 2019 Mar 8, 2019
8-K Report 8-K Mar 4, 2019 Feb 28, 2019
8-K Report 8-K Feb 28, 2019 Feb 28, 2019
SC 13G/A Report SCHEDULE 13G HOLDINGS REPORT AMENDMENT Feb 14, 2019
SC 13G Report Feb 14, 2019
SC 13G/A Report SEC SCHEDULE 13G Jan 10, 2019
8-K Report 8-K Jan 4, 2019 Jan 4, 2019
8-K Report 8-K Jan 4, 2019 Jan 2, 2019
10-Q Report | Data 10-Q Nov 13, 2018 Sep 30, 2018
8-K Report 8-K Nov 13, 2018 Nov 13, 2018
8-K Report 8-K Sep 17, 2018 Sep 17, 2018
10-Q Report | Data 10-Q Aug 14, 2018 Jun 30, 2018
8-K Report 8-K Aug 14, 2018 Aug 14, 2018
8-K Report 8-K Jul 23, 2018 Jul 19, 2018
8-K Report 8-K Jun 29, 2018 Jun 27, 2018
10-Q Report | Data 10-Q May 15, 2018 Mar 31, 2018
8-K Report 8-K May 14, 2018 May 14, 2018
8-K Report 8-K Apr 10, 2018 Apr 9, 2018
10-K Report | Data 10-K Mar 28, 2018 Dec 31, 2017
8-K Report 8-K Mar 28, 2018 Mar 28, 2018
8-K Report 8-K Mar 19, 2018 Mar 19, 2018
8-K Report 8-K Mar 12, 2018 Mar 12, 2018
8-K Report 8-K Mar 2, 2018 Feb 26, 2018
SC 13G/A Report 13G/A Feb 14, 2018
SC 13G/A Report SCHEDULE 13G AMENDMENT 1 Feb 13, 2018
SC 13G/A Report Feb 13, 2018
SC 13G Report Feb 9, 2018
SC 13G/A Report SEC SCHEDULE 13G Feb 8, 2018
10-Q Report | Data 10-Q Nov 13, 2017 Sep 30, 2017
8-K Report 8-K Nov 9, 2017 Nov 9, 2017
8-K Report 8-K Sep 6, 2017 Sep 5, 2017
10-Q Report | Data 10-Q Aug 11, 2017 Jun 30, 2017
8-K Report 8-K Aug 11, 2017 Aug 11, 2017
SC 13G Report SEC SCHEDULE 13G Aug 10, 2017
SC 13G Report SCHEDULE 13G Jul 13, 2017
SC 13D Report MERSANA THERAPEUTICS, INC. - SCHEDULE 13D Jul 11, 2017
8-K Report 8-K Jul 10, 2017 Jul 3, 2017
SC 13G Report 13G Jul 7, 2017
SC 13G Report Jul 6, 2017