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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001104659-23-078750
Filing Date
2023-07-06
Accepted
2023-07-06 16:19:41
Documents
1
Period of Report
2023-07-03

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm2320657-2_4seq1.html 4  
1 OWNERSHIP DOCUMENT tm2320657-2_4seq1.xml 4 3781
  Complete submission text file 0001104659-23-078750.txt   5212
Mailing Address ONE AMGEN CENTER DRIVE THOUSAND OAKS CA 91320-1799
Business Address
Dere Willard H (Reporting) CIK: 0001311569 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38129 | Film No.: 231073826

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)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations