GENERATION BIO CO

CUSIP: 37148K209 Class: COM NEW

Holders for Q4 2025 Position Changes for Q4 2025

Note: Option positions (PUT/CALL) are excluded.

InstitutionSharesValue ($000)
Atlas Venture Life Science Advisors, LLC827,946$4,703
SymBiosis Capital Partners, LLC665,000$3,777
Opaleye Management Inc.310,000$1,761
RENAISSANCE TECHNOLOGIES LLC287,614$1,634
VANGUARD GROUP INC229,833$1,305
PRICE T ROWE ASSOCIATES INC /MD/209,641$1
Siren, L.L.C.201,419$1,144
UBS Group AG164,716$936
MORGAN STANLEY161,378$917
MARSHALL WACE, LLP140,294$797
ACADIAN ASSET MANAGEMENT LLC121,029$1
Yiheng Capital Management, L.P.105,524$599
Rangeley Capital, LLC98,280$558
GOLDMAN SACHS GROUP INC91,527$520
MILLENNIUM MANAGEMENT LLC88,563$503
BANK OF AMERICA CORP /DE/84,842$482
BlackRock, Inc.60,070$341
GEODE CAPITAL MANAGEMENT, LLC51,795$294
TWO SIGMA INVESTMENTS, LP50,557$287
CITADEL ADVISORS LLC47,245$268
DRW Securities, LLC43,812$249
DELTEC ASSET MANAGEMENT LLC32,650$185
TD Asset Management Inc26,708$152
Lynx1 Capital Management LP25,000$142
TORNO CAPITAL, LLC25,000$142
ADAR1 Capital Management, LLC22,144$126
STATE STREET CORP19,993$114
Shay Capital LLC19,839$113
CSS LLC/IL17,464$99
NORTHERN TRUST CORP17,058$97
Palo Alto Investors LP15,047$85
MANUFACTURERS LIFE INSURANCE COMPANY, THE14,398$80
XTX Topco Ltd13,122$75
TWO SIGMA ADVISERS, LP11,930$68
Seven Fleet Capital Management LP5,376$31
FMR LLC2,617$15
ROYAL BANK OF CANADA992$6
JPMORGAN CHASE & CO689$4
Rockefeller Capital Management L.P.500$3
Sterling Capital Management LLC194$1
BNP PARIBAS ARBITRAGE, SA147$1
SBI Securities Co., Ltd.53$0
WELLS FARGO & COMPANY/MN50$0
Optiver Holding B.V.2$0
CWM, LLC1$0
Smartleaf Asset Management LLC1$0
Total (46 institutions)4,312,060$22,615