Generation Bio Co. (GBIO) - Insider Holders & Insider Ownership

List of insiders holdings for Generation Bio Co.:

Shares directly owned by the insider.
Shares indirectly owned by the insider.
Total shares owned by the insider (sum of shares directly and indirectly owned).
Total market value if available.
Shares are not adjusted for stock split.

"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#	Insider Holder Name	Report Date Time	Shares Owned Directly Indirectly	Total Shares Owned	Filing
1	Seybold William Spokes Andrew J M Warren John R. WEHRLY MARK C Member of Group Owning 10% 10% Owner	2020-06-17 16:59:49	1,918,819 4,956,457	6,875,276	Form 4
2	Zone Healthcare Holdings LLC FARALLON CAPITAL MANAGEMENT LLC FARALLON PARTNERS L L C Dreyfuss Philip D Fisch Michael B. FRIED RICHARD B Kim David T Linn Michael G PATEL RAJIV A Roberts Thomas G. Jr. Member of Group Owning 10% 10% Owner	2022-02-03 09:23:18	3,500,000 0	3,500,000	Form 13G
3	Invus Public Equities L.P. Minne Pascal Artal International S.C.A. Artal International Management S.A. Artal Group S.A. Westend S.A. Stichting Administratiekantoor Westend Artal Treasury Ltd Invus Public Equities Advisors LLC 10% Owner	2022-02-11 06:33:31	2,814,191 0	2,814,191	Form 13G
4	Wellington Biomedical Innovation Master Investors (Cayman) I L.P. 10% Owner	2020-06-18 18:02:24	2,112,546 0	2,112,546	Form 4
5	Casdin Capital LLC Casdin Eli 10% Owner	2020-06-18 17:29:31	0 1,611,215	1,611,215	Form 4
6	Flynn James E Deerfield Mgmt L.P. DEERFIELD MANAGEMENT COMPANY L.P. (SERIES C) DEERFIELD PARTNERS L.P. Possible Member of 10% Group 10% Owner	2020-06-16 14:50:41	0 1,186,215	1,186,215	Form 4
7	Kerr Douglas CHIEF MEDICAL OFFICER	2024-01-31 16:30:15	385,628 0	385,628	Form 4
8	Zimmermann Tracy CHIEF DEVELOPMENT OFFICER	2024-01-31 16:30:26	49,164 0	49,164	Form 4
9	DiPalma Stephen J. See Remarks	2020-06-11 20:49:41	28,307 0	28,307	Form 3
10	Atlas Venture Fund X L.P. ATLAS VENTURE ASSOCIATES X L.P. Atlas Venture Associates X LLC Atlas Venture Opportunity Fund I L.P. Atlas Venture Associates Opportunity I L.P. Atlas Venture Associates Opportunity I LLC 10% Owner	2026-02-09 18:19:16	0 0	0	Form 4
11	Stehman-Breen Catherine Director	2026-02-09 17:42:09	0 0	0	Form 4
12	Rowland Charles A Jr Director	2026-02-09 17:41:35	0 0	0	Form 4
13	Rhodes Jason P Director	2026-02-09 17:41:00	0 0	0	Form 4
14	Quinn Anthony G. Director	2026-02-09 17:40:10	0 0	0	Form 4
15	Nicholson Donald William Director	2026-02-09 17:39:22	0 0	0	Form 4
16	MCDONOUGH GEOFF Director	2026-02-09 17:36:24	0 0	0	Form 4
17	JONAS JEFFREY M Director	2026-02-09 17:35:38	0 0	0	Form 4
18	Howze Yalonda INTERIM CEO AND PRESIDENT	2026-02-09 17:34:15	0 0	0	Form 4
19	Cooper Ronald Harold Wilfred Director	2026-02-09 17:32:40	0 0	0	Form 4
20	Conway Kevin John CHIEF FINANCIAL OFFICER	2026-02-09 17:32:08	0 0	0	Form 4
21	Christensen Gustav Director	2026-02-09 17:30:28	0 0	0	Form 4
22	Appelhans Dannielle Director	2026-02-09 17:29:43	0 0	0	Form 4
23	Samayoa Phillip CHIEF SCIENTIFIC OFFICER	2025-10-31 16:05:08	0 0	0	Form 4
24	Paone Antoinette CHIEF OPERATING OFFICER	2025-10-31 16:05:05	0 0	0	Form 4
25	Norkunas Matthew CHIEF FINANCIAL OFFICER	2025-01-10 16:05:07	0 0	0	Form 4
26	Stanton Matthew CHIEF SCIENTIFIC OFFICER	2025-01-10 16:05:06	0 0	0	Form 4
27	Angelino Mark D. CHIEF OPERATING OFFICER	2021-02-05 17:00:22	0 0	0	Form 4