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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001558370-20-001726
Filing Date
2020-02-28
Accepted
2020-02-28 09:01:33
Documents
108
Period of Report
2019-12-31

Document Format Files

Seq Description Document Type Size
1 10-K mrsn-20191231x10k.htm 10-K 3674620
2 EX-4.4 mrsn-20191231ex44aee8769.htm EX-4.4 28015
3 EX-21.1 mrsn-20191231ex211c1cc4c.htm EX-21.1 7519
4 EX-23.1 mrsn-20191231ex23135cff1.htm EX-23.1 9915
5 EX-31.1 mrsn-20191231ex3118a639a.htm EX-31.1 13393
6 EX-31.2 mrsn-20191231ex312f3da01.htm EX-31.2 13952
7 EX-32.1 mrsn-20191231ex321b1e22e.htm EX-32.1 16069
8 GRAPHIC mrsn20191231x10k001.jpg GRAPHIC 100554
9 GRAPHIC mrsn20191231x10k002.jpg GRAPHIC 63818
10 GRAPHIC mrsn20191231x10k003.jpg GRAPHIC 44219
11 GRAPHIC mrsn20191231x10k004.jpg GRAPHIC 53590
12 GRAPHIC mrsn20191231x10k005.jpg GRAPHIC 76304
  Complete submission text file 0001558370-20-001726.txt   12850046

Data Files

Seq Description Document Type Size
13 EX-101.INS mrsn-20191231.xml EX-101.INS 2716999
14 EX-101.SCH mrsn-20191231.xsd EX-101.SCH 76469
15 EX-101.CAL mrsn-20191231_cal.xml EX-101.CAL 75213
16 EX-101.DEF mrsn-20191231_def.xml EX-101.DEF 285984
17 EX-101.LAB mrsn-20191231_lab.xml EX-101.LAB 677864
18 EX-101.PRE mrsn-20191231_pre.xml EX-101.PRE 525073
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: 10-K | Act: 34 | File No.: 001-38129 | Film No.: 20665858
SIC: 2834 Pharmaceutical Preparations