Mersana Therapeutics, Inc. 3 SEC Filings

Filed On	Filing
30 Dec 2024	Form 3: Nextech Crossover I Scsp, 10% owner and 4 others Holds 12,067,246 shares of Common Stock
07 Sep 2023	Form 3: Bala Mohan, SVP, Chief Development Officer Holds 4,395 shares of Common Stock
31 Jul 2023	Form 3: EcoR1 Capital, Llc, 10% owner Holds 19,364,688 shares of Common Stock
18 Aug 2021	Form 3: Misra Tushar, Chief Manufacturing Officer No securities owned
28 Apr 2021	Form 3: Carvajal Alejandra, Chief Legal Officer No securities owned
11 Mar 2021	Form 3: Diaz Allene M., Director No securities owned
02 Dec 2020	Form 3: Yang Arvin, Chief Medical Officer No securities owned
24 Jun 2020	Form 3: Huber Martin H. Jr., Director No securities owned
12 Jul 2019	Form 3: DeSchuytner Brian, Sr. VP, Finance & Product stgy No securities owned
03 Dec 2018	Form 3: Huebner Dirk, Chief Medical Officer No securities owned
21 Mar 2018	Form 3: Dere Willard H, Director No securities owned
14 Mar 2018	Form 3: Spellman David A, Chief Financial Officer No securities owned
07 Sep 2017	Form 3: Alleva Lawrence M, Director No securities owned
27 Jun 2017	Form 3: Fmr Llc, 10% owner Holds 383,357 shares of Common Stock
27 Jun 2017	Form 3: Nayeem Sara M., Director No securities owned
27 Jun 2017	Form 3: Viswanathan Ravi, 10% owner
27 Jun 2017	Form 3: Sonsini Peter W., 10% owner
27 Jun 2017	Form 3: Sandell Scott D, 10% owner
27 Jun 2017	Form 3: Mott David M, Director
27 Jun 2017	Form 3: Kerins Patrick J, 10% owner

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