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Year archive

Mersana Therapeutics, Inc. — 2020 filings

All 93 regulatory filings released by Mersana Therapeutics, Inc. (MRSN) in 2020, sourced directly from the official regulator.

93 Filings
2020 Period
2020 filings (93)
Filing Released Lang
OWNERSHIP DOCUMENT
Director's Dealing
2020-12-30 English
OWNERSHIP DOCUMENT
Director's Dealing
2020-12-22 English
OWNERSHIP DOCUMENT
Director's Dealing
2020-12-15 English
NEW ENTERPRISE ASSOCIATES 14, L.P. -- MERSANA THERAPEUTICS. 13DA5
Major Shareholding Notification
2020-12-10 English
4
Director's Dealing
2020-12-03 English
4
Director's Dealing
2020-12-02 English
3
Director's Dealing
2020-12-02 English
FORM 8-K
Regulatory Filings
2020-11-30 English
4
Director's Dealing
2020-11-24 English
NEW ENTERPRISE ASSOCIATES 14, L.P. -- MERSANA THERAPEUTICS. 13DA4
Major Shareholding Notification
2020-11-19 English
4
Director's Dealing
2020-11-12 English
10-Q
Interim / Quarterly Report Q3 2020
2020-11-09 English
FORM 8-K
Regulatory Filings
2020-11-09 English
4
Director's Dealing
2020-10-22 English
4
Director's Dealing
2020-09-23 English
NEW ENTERPRISE ASSOCIATES 14, L.P. -- MERSANA THERAPEUTICS. 13DA3
Major Shareholding Notification
2020-09-22 English
FORM 8-K
Regulatory Filings
2020-09-17 English
4
Director's Dealing
2020-09-17 English
FORM 4 SUBMISSION
Director's Dealing
2020-09-16 English
FORM 4 SUBMISSION
Director's Dealing
2020-09-16 English
FORM 4 SUBMISSION
Director's Dealing
2020-09-16 English
FORM 4 SUBMISSION
Director's Dealing
2020-09-16 English
FORM 4 SUBMISSION
Director's Dealing
2020-09-16 English
FORM 4 SUBMISSION
Director's Dealing
2020-09-16 English
FORM 4 SUBMISSION
Director's Dealing
2020-09-16 English
FORM 8-K
Regulatory Filings
2020-09-03 English
10-Q
Interim / Quarterly Report Q2 2020
2020-08-07 English
FORM 8-K
Regulatory Filings
2020-08-07 English
Major Shareholding Notification 2020
Major Shareholding Notification
2020-07-10 English
4
Director's Dealing
2020-07-06 English
FORM 4 SUBMISSION
Director's Dealing
2020-06-30 English
4
Director's Dealing
2020-06-30 English
4
Director's Dealing
2020-06-30 English
4
Director's Dealing
2020-06-30 English
4
Director's Dealing
2020-06-30 English
4
Director's Dealing
2020-06-24 English
3
Director's Dealing
2020-06-24 English
FORM 8-K
Regulatory Filings
2020-06-16 English
4
Director's Dealing
2020-06-03 English
FORM 8-K
Regulatory Filings
2020-06-01 English
424B5
Prospectus
2020-05-29 English
S-3MEF
Regulatory Filings
2020-05-29 English
424B5
Prospectus
2020-05-28 English
FORM 8-K
Regulatory Filings
2020-05-27 English
Regulatory Filings 2020
Regulatory Filings
2020-05-18 English
FORM 8-K
Regulatory Filings
2020-05-14 English
Regulatory Filings 2020
Regulatory Filings
2020-05-13 English
Regulatory Filings 2020
Regulatory Filings
2020-05-13 English
S-3
Registration Form
2020-05-08 English
10-Q
Interim / Quarterly Report Q1 2020
2020-05-08 English
FORM 8-K
Regulatory Filings
2020-05-08 English
NEW ENTERPRISE ASSOCIATES 14, L.P. -- MERSANA THERAPEUTICS. 13DA2
Major Shareholding Notification
2020-04-24 English
DEFA14A
Regulatory Filings
2020-04-20 English
DEF 14A
Proxy Solicitation & Information Statement
2020-04-20 English
SC 13D
Major Shareholding Notification
2020-04-17 English
FORM 8-K
Regulatory Filings
2020-04-15 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-14 English
FORM 4 SUBMISSION
Director's Dealing
2020-04-09 English
424B5
Prospectus
2020-04-09 English
4
Director's Dealing
2020-04-09 English
FORM 8-K
Regulatory Filings
2020-04-08 English
FORM 8-K
Regulatory Filings
2020-03-30 English
FORM 8-K
Regulatory Filings
2020-03-20 English
Regulatory Filings 2020
Regulatory Filings
2020-03-17 English
FORM 8-K
Regulatory Filings
2020-03-16 English
FORM S-8
Registration Form
2020-02-28 English
10-K
Annual Report FY 2019
2020-02-28 English
FORM 8-K
Regulatory Filings
2020-02-28 English
SCHEDULE 13G HOLDINGS REPORT AMENDMENT
Major Shareholding Notification
2020-02-14 English
AMENDMENT NO. 2 TO THE SCHEDULE 13G
Major Shareholding Notification
2020-02-14 English
Major Shareholding Notification 2020
Major Shareholding Notification
2020-02-07 English
4
Director's Dealing
2020-01-16 English
4
Director's Dealing
2020-01-16 English
4
Director's Dealing
2020-01-16 English
4
Director's Dealing
2020-01-16 English
4
Director's Dealing
2020-01-16 English
4
Director's Dealing
2020-01-16 English
4
Director's Dealing
2020-01-16 English
FORM 8-K
Regulatory Filings
2020-01-10 English
FORM 4 SUBMISSION
Director's Dealing
2020-01-03 English
4
Director's Dealing
2020-01-03 English
4
Director's Dealing
2020-01-03 English
4
Director's Dealing
2020-01-03 English