Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001558370-25-005266
Filing Date
2025-04-23
Accepted
2025-04-23 16:11:43
Documents
3

Document Format Files

Seq Description Document Type Size
1 DEFA14A gbio-20250418xdefa14a.htm DEFA14A 21545
2 GRAPHIC gbio-20250418xdefa14a_bg001.jpg GRAPHIC 145143
3 GRAPHIC gbio-20250418xdefa14a_bg002.jpg GRAPHIC 132853
  Complete submission text file 0001558370-25-005266.txt   405771
Mailing Address 301 BINNEY STREET CAMBRIDGE MA 02142
Business Address 301 BINNEY STREET CAMBRIDGE MA 02142 857-529-5908
Generation Bio Co. (Filer) CIK: 0001733294 (see all company filings)

EIN.: 814301281 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-39319 | Film No.: 25861596
SIC: 2834 Pharmaceutical Preparations
(CF Office: 03 Life Sciences)