Form 144 - Report of proposed sale of securities:
SEC Accession No. 0001950047-25-010706
Filing Date
2025-12-29
Accepted
2025-12-29 09:06:06
Documents
1

Document Format Files

Seq Description Document Type Size
1 primary_doc.html 144  
1 primary_doc.xml 144 3442
  Complete submission text file 0001950047-25-010706.txt   5102
Mailing Address 275 WYMAN STREET 3RD FLOOR WALTHAM MA 02451
Business Address 275 WYMAN STREET 3RD FLOOR WALTHAM MA 02451 617-945-5576
Cogent Biosciences, Inc. (Subject) CIK: 0001622229 (see all company filings)

EIN.: 465308248 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 144 | Act: 33 | File No.: 001-38443 | Film No.: 251603866
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)

Mailing Address MERRIMACK PHARMACEUTICALS, INC. ONE KENDALL SQUARE, SUITE B7201 CAMBRIDGE MA 02139
Business Address
Green John L. (Reporting) CIK: 0001709773 (see all company filings)

Type: 144