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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001104659-21-076535
Filing Date
2021-06-03
Accepted
2021-06-03 18:58:03
Documents
1
Period of Report
2021-06-01

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT tm2118511-1_4seq1.html 4  
1 OWNERSHIP DOCUMENT tm2118511-1_4seq1.xml 4 4370
  Complete submission text file 0001104659-21-076535.txt   5812
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
Office of Life Sciences

Mailing Address 1000 WINTER STREET SUITE 3300 WALTHAM MA 02451
Business Address
Alleva Lawrence M (Reporting) CIK: 0001553053 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-38129 | Film No.: 21994189