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

List of insiders holdings for Generation Bio Co.:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. 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 NameReport
Date Time
Shares Owned
Directly
Indirectly
Total
Shares Owned
Filing
ATLAS VENTURE ASSOCIATES X L.P.
Atlas Venture Associates X LLC
Atlas Venture Opportunity Fund I L.P.
Atlas Venture Associates Opportunity I LLC
10% Owner
2021-09-29 19:15:510
8,279,484
8,279,484Form 4
Atlas Venture Fund X L.P.
Atlas Venture Opportunity Fund I L.P.
10% Owner
2024-02-09 16:05:557,111,939
0
7,111,939Form 13G
Seybold William
Spokes Andrew J M
Warren John R.
WEHRLY MARK C
Member of Group Owning 10%
10% Owner
2020-06-17 16:59:491,918,819
4,956,457
6,875,276Form 4
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 06:33:312,814,191
0
2,814,191Form 13G
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
2020-06-25 18:07:242,118,819
0
2,118,819Form 13G
Wellington Biomedical Innovation Master Investors (Cayman) I L.P.
10% Owner
2020-06-18 18:02:242,112,546
0
2,112,546Form 4
MCDONOUGH GEOFF
PRESIDENT AND CEO
2024-10-17 16:05:111,385,088
501,462
1,886,550Form 4
Casdin Capital LLC
Casdin Eli
10% Owner
2020-06-18 17:29:310
1,611,215
1,611,215Form 4
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 14:50:410
1,186,215
1,186,215Form 4
Kerr Douglas
CHIEF MEDICAL OFFICER
2024-01-31 16:30:15385,628
0
385,628Form 4
Stanton Matthew
CHIEF SCIENTIFIC OFFICER
2024-10-17 16:05:15262,378
0
262,378Form 4
Samayoa Phillip
CHIEF STRATEGY OFFICER
2024-10-17 16:05:14132,414
0
132,414Form 4
Norkunas Matthew
CHIEF FINANCIAL OFFICER
2024-10-17 16:05:1274,080
0
74,080Form 4
Nicholson Donald William
Director
2024-06-10 16:05:1460,000
0
60,000Form 4
JONAS JEFFREY M
Director
2024-06-10 16:05:1760,000
0
60,000Form 4
Cooper Ronald Harold Wilfred
Director
2024-06-10 16:05:1960,000
0
60,000Form 4
Rhodes Jason P
Director
2024-06-10 16:05:2960,000
0
60,000Form 4
Christensen Gustav
Director
2024-06-10 16:05:1760,000
0
60,000Form 4
Quinn Anthony G.
Director
2024-06-10 16:05:2260,000
0
60,000Form 4
Rowland Charles A Jr
Director
2024-06-10 16:05:2660,000
0
60,000Form 4
Stehman-Breen Catherine
Director
2024-06-10 16:05:2860,000
0
60,000Form 4
Appelhans Dannielle
Director
2024-06-10 16:05:0860,000
0
60,000Form 4
Zimmermann Tracy
CHIEF DEVELOPMENT OFFICER
2024-01-31 16:30:2649,164
0
49,164Form 4
Howze Yalonda
CHIEF LEGAL OFFICER
2024-10-17 16:05:0847,654
0
47,654Form 4
ATLAS VENTURE ASSOCIATES X L.P.
Atlas Venture Associates X LLC
Atlas Venture Associates Opportunity I L.P.
Atlas Venture Associates Opportunity I LLC
10% Owner
2021-06-23 20:26:2730,950
666
31,616Form 4
Paone Antoinette
CHIEF OPERATING OFFICER
2024-10-17 16:05:1030,379
0
30,379Form 4
DiPalma Stephen J.
See Remarks
2020-06-11 20:49:4128,307
0
28,307Form 3
Angelino Mark D.
CHIEF OPERATING OFFICER
2021-02-05 17:00:220
0
0Form 4