EDGAR Filing Documents for 0001558370-19-001720

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:

SEC Accession No. 0001558370-19-001720

Filing Date

2019-03-08

Accepted

2019-03-08 16:09:15

Documents

106

Period of Report

2018-12-31

Document Format Files

Seq	Description	Document	Type	Size
1	10-K	mrsn-20181231x10k.htm	10-K	3296062
2	EX-21.1	mrsn-20181231ex211d41f95.htm	EX-21.1	7516
3	EX-23.1	mrsn-20181231ex231be0ea6.htm	EX-23.1	7473
4	EX-31.1	mrsn-20181231ex311d53ec4.htm	EX-31.1	13381
5	EX-31.2	mrsn-20181231ex3128240ed.htm	EX-31.2	13900
6	EX-32.1	mrsn-20181231ex321be0817.htm	EX-32.1	16018
7	GRAPHIC	mrsn20181231x10k001.jpg	GRAPHIC	24423
8	GRAPHIC	mrsn20181231x10k002.jpg	GRAPHIC	6735
9	GRAPHIC	mrsn20181231x10k003.gif	GRAPHIC	12437
10	GRAPHIC	mrsn20181231x10k004.jpg	GRAPHIC	11455
11	GRAPHIC	mrsn20181231x10k005.jpg	GRAPHIC	8869
12	GRAPHIC	mrsn20181231x10k006.jpg	GRAPHIC	161166
13	GRAPHIC	mrsn20181231x10k007.jpg	GRAPHIC	42028
14	GRAPHIC	mrsn20181231x10k008.jpg	GRAPHIC	21914
15	GRAPHIC	mrsn20181231x10k009.jpg	GRAPHIC	18829
16	GRAPHIC	mrsn20181231x10k010.jpg	GRAPHIC	7284
17	GRAPHIC	mrsn20181231x10k011.jpg	GRAPHIC	10267
18	GRAPHIC	mrsn20181231x10k012.jpg	GRAPHIC	38585
19	GRAPHIC	mrsn20181231x10k013.jpg	GRAPHIC	41405
	Complete submission text file	0001558370-19-001720.txt		11275283

Data Files

Seq	Description	Document	Type	Size
20	EX-101.INS	mrsn-20181231.xml	EX-101.INS	2184422
21	EX-101.SCH	mrsn-20181231.xsd	EX-101.SCH	79928
22	EX-101.CAL	mrsn-20181231_cal.xml	EX-101.CAL	61996
23	EX-101.DEF	mrsn-20181231_def.xml	EX-101.DEF	303840
24	EX-101.LAB	mrsn-20181231_lab.xml	EX-101.LAB	610330
25	EX-101.PRE	mrsn-20181231_pre.xml	EX-101.PRE	485931

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)