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Filing Detail
Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0000315066-17-002496
Filing Date
2017-07-06
Accepted
2017-07-06 11:10:17
Documents
1

Document Format Files

Seq Description Document Type Size
1 filing.txt SC 13G 6718
  Complete submission text file 0000315066-17-002496.txt   8365
Mailing Address 245 SUMMER STREET BOSTON MA 02210
Business Address 245 SUMMER STREET BOSTON MA 02210 6175706339
FMR LLC (Filed by) CIK: 0000315066 (see all company filings)

IRS No.: 043532603 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000

Mailing Address 840 MEMORIAL DRIVE CAMBRIDGE MA 02139
Business Address 840 MEMORIAL DRIVE CAMBRIDGE MA 02139 617-498-0020
Mersana Therapeutics, Inc. (Subject) CIK: 0001442836 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-90033 | Film No.: 17951244
SIC: 2834 Pharmaceutical Preparations