Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0001273087-22-000017
Filing Date
2022-02-17
Accepted
2022-02-17 16:12:39
Documents
1
Group Members
ISRAEL A. ENGLANDERMILLENNIUM GROUP MANAGEMENT LLCMILLENNIUM MANAGEMENT LLC

Document Format Files

Seq Description Document Type Size
1 MRSN_SC13G.htm SC 13G 79657
  Complete submission text file 0001273087-22-000017.txt   81511
Mailing Address 399 PARK AVENUE NEW YORK NY 10022
Business Address 399 PARK AVENUE NEW YORK NY 10022 (212) 841-4100
MILLENNIUM MANAGEMENT LLC (Filed by) CIK: 0001273087 (see all company filings)

EIN.: 133804139 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G

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)

EIN.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-90033 | Film No.: 22648213
SIC: 2834 Pharmaceutical Preparations