543 filings
Page 6 of 28
SC 13G/A
MRSN
Mersana Therapeutics Inc
14 Feb 23
Mersana Therapeutics / Rho Ventures V ownership change
12:00am
SC 13G/A
MRSN
Mersana Therapeutics Inc
9 Feb 23
Mersana Therapeutics / VANGUARD ownership change
11:27am
SC 13G/A
MRSN
Mersana Therapeutics Inc
6 Feb 23
Mersana Therapeutics / WELLINGTON MANAGEMENT ownership change
2:53pm
SC 13G/A
MRSN
Mersana Therapeutics Inc
3 Feb 23
Mersana Therapeutics / STATE STREET ownership change
12:27pm
8-K
MRSN
Mersana Therapeutics Inc
1 Feb 23
Company plans to report interim data for the combination of UpRi with carboplatin in the second half of 2023
8:18am
SC 13G/A
BLK
Blackrock Inc.
31 Jan 23
Mersana Therapeutics / BlackRock ownership change
12:00am
8-K
MRSN
Mersana Therapeutics Inc
25 Jan 23
Mersana Therapeutics Announces Initiation of Phase 1 Trial of XMT-2056 in HER2-Expressing Tumors
8:24am
SC 13G/A
MRSN
Mersana Therapeutics Inc
19 Jan 23
Mersana Therapeutics / MILLENNIUM MANAGEMENT ownership change
4:06pm
4
Arvin Yang
18 Jan 23
Mersana Therapeutics / Arvin Yang ownership change
8:29pm
4
Protopapas Anna
18 Jan 23
Mersana Therapeutics / Anna Protopapas ownership change
8:24pm
4
MRSN
Mersana Therapeutics Inc
18 Jan 23
Mersana Therapeutics / Ashish Mandelia ownership change
8:20pm
4
MRSN
Mersana Therapeutics Inc
18 Jan 23
Mersana Therapeutics / TUSHAR MISRA ownership change
8:18pm
4
Timothy B Lowinger
18 Jan 23
Mersana Therapeutics / Timothy B Lowinger ownership change
8:14pm
4
MRSN
Mersana Therapeutics Inc
18 Jan 23
Mersana Therapeutics / Brian DeSchuytner ownership change
8:12pm
4
Carvajal Alejandra
18 Jan 23
Mersana Therapeutics / Alejandra Carvajal ownership change
8:09pm
8-K
MRSN
Mersana Therapeutics Inc
6 Jan 23
Mersana Therapeutics Provides Business Update and Announces Strategic Objectives and Expected Milestones
7:18am
8-K
MRSN
Mersana Therapeutics Inc
27 Dec 22
Entry into a Material Definitive Agreement
7:02am
8-K
MRSN
Mersana Therapeutics Inc
22 Dec 22
Entry into a Material Definitive Agreement
12:00am
4
MRSN
Mersana Therapeutics Inc
16 Dec 22
Mersana Therapeutics / Timothy B Lowinger ownership change
4:46pm
4
Arvin Yang
2 Dec 22
Mersana Therapeutics / Arvin Yang ownership change
4:01pm