Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000950170-25-086364
Filing Date
2025-06-13
Accepted
2025-06-13 17:10:40
Documents
1
Period of Report
2025-06-12

Document Format Files

Seq Description Document Type Size
1 4 ownership.html 4  
1 4 ownership.xml 4 3834
  Complete submission text file 0000950170-25-086364.txt   5316
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
(CF Office: 03 Life Sciences)

Mailing Address 300 THIRD STREET, FIRST FLOOR CAMBRIDGE MA 02142
Business Address
Hack Andrew A. F. (Reporting) CIK: 0001657434 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38129 | Film No.: 251047644