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Filing Detail
Form S-3MEF - Registration adding securities to prior Form S-3 registration [Rule 462(b)]:
SEC Accession No. 0001104659-20-067267
Filing Date
2020-05-28
Accepted
2020-05-28 21:41:43
Documents
4
Effectiveness Date
2020-05-28

Document Format Files

Seq Description Document Type Size
1 S-3MEF a20-19073_7s3mef.htm S-3MEF 76281
2 EX-5.1 a20-19073_7ex5d1.htm EX-5.1 12055
3 EX-23.1 a20-19073_7ex23d1.htm EX-23.1 4152
4 GRAPHIC g190737kii001.jpg GRAPHIC 5149
  Complete submission text file 0001104659-20-067267.txt   100824
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)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-3MEF | Act: 33 | File No.: 333-238761 | Film No.: 20923851
SIC: 2834 Pharmaceutical Preparations