# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001628280-22-004101
Filing Date
2022-02-28
Accepted
2022-02-28 09:11:44
Documents
93
Period of Report
2021-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | mrsn-20211231.htm iXBRL | 10-K | 2224652
2 | EX-10.14 | exhibit101410kfy2021.htm | EX-10.14 | 392710
3 | EX-10.15 | exhibit101510kfy2021.htm | EX-10.15 | 423131
4 | EX-10.28 | exhibit102810kfy2021.htm | EX-10.28 | 94354
5 | EX-10.29 | exhibit102910kfy2021.htm | EX-10.29 | 27226
6 | EX-10.30 | exhibit103010kfy2021.htm | EX-10.30 | 29525
7 | EX-21.1 | exhibit21110kfy2021q4.htm | EX-21.1 | 3556
8 | EX-23.1 | exhibit23110kfy2021q4.htm | EX-23.1 | 6293
9 | EX-31.1 | exhibit31110kfy2021q4.htm | EX-31.1 | 9861
10 | EX-31.2 | exhibit31210kfy2021q4.htm | EX-31.2 | 9860
11 | EX-32.1 | exhibit32110kfy2021q4.htm | EX-32.1 | 6288
17 |  | mrsn-20211231_g1.jpg | GRAPHIC | 188025
18 |  | mrsn-20211231_g2.jpg | GRAPHIC | 72471
| Complete submission text file | 0001628280-22-004101.txt |  | 10959902

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
12 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | mrsn-20211231.xsd | EX-101.SCH | 66933
13 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | mrsn-20211231_cal.xml | EX-101.CAL | 83068
14 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | mrsn-20211231_def.xml | EX-101.DEF | 309702
15 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | mrsn-20211231_lab.xml | EX-101.LAB | 812581
16 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | mrsn-20211231_pre.xml | EX-101.PRE | 511842
87 | EXTRACTED XBRL INSTANCE DOCUMENT | mrsn-20211231_htm.xml | XML | 1352891

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: 10-K | Act: 34 | File No.: 001-38129 | Film No.: 22684283
SIC: 2834 Pharmaceutical Preparations