Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001104659-23-100441
Filing Date
2023-09-13
Accepted
2023-09-13 16:01:38
Documents
1
Period of Report
2023-09-11

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm2326002-1_4seq1.html 4  
1 OWNERSHIP DOCUMENT tm2326002-1_4seq1.xml 4 6621
  Complete submission text file 0001104659-23-100441.txt   8084
Mailing Address 840 MEMORIAL DRIVE CAMBRIDGE MA 02139
Business Address 840 MEMORIAL DRIVE CAMBRIDGE MA 02139 617-498-0020
Mersana Therapeutics, Inc. (Issuer) CIK: 0001442836 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address C/O TESARO, INC. 1000 WINTER STREET, SUITE 3300 WALTHAM MA 02451
Business Address
Huber Martin H. Jr. (Reporting) CIK: 0001653276 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38129 | Film No.: 231252651