Form 144 - Report of proposed sale of securities:
SEC Accession No. 0001972481-25-000047
Filing Date
2025-03-05
Accepted
2025-03-05 16:10:25
Documents
1

Document Format Files

Seq Description Document Type Size
1 primary_doc.html 144  
1 primary_doc.xml 144 2818
  Complete submission text file 0001972481-25-000047.txt   4229
Mailing Address C/O GENERATION BIO CO. 301 BINNEY STREET, SUITE 401 CAMBRIDGE MA 02142
Business Address
Kerr Douglas (Reporting) CIK: 0001814189 (see all company filings)

Type: 144

Mailing Address 1560 TRAPELO ROAD WALTHAM MA 02451
Business Address 1560 TRAPELO ROAD WALTHAM MA 02451 (781) 786-8230
Dyne Therapeutics, Inc. (Subject) CIK: 0001818794 (see all company filings)

EIN.: 364883909 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 144 | Act: 33 | File No.: 001-39509 | Film No.: 25711054
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)