Form S-8 POS - Securities to be offered to employees in employee benefit plans, post-effective amendments:
SEC Accession No. 0001104659-26-001317
Filing Date
2026-01-06
Accepted
2026-01-06 16:17:57
Documents
1
Effectiveness Date
2026-01-06

Document Format Files

Seq Description Document Type Size
1 S-8 POS tm261736d22_s8pos.htm S-8 POS 29615
  Complete submission text file 0001104659-26-001317.txt   30733
Mailing Address 840 MEMORIAL DRIVE CAMBRIDGE MA 02139
Business Address 840 MEMORIAL DRIVE CAMBRIDGE MA 02139 617-498-0020
Mersana Therapeutics, Inc. (Filer) CIK: 0001442836 (see all company filings)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-8 POS | Act: 33 | File No.: 333-276492 | Film No.: 26511763
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)