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GBIO

Generation Bio

Delisted

GBIO was delisted on the 6th of February, 2026.

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$220M -$11.7K -49 -0%
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$129M +$3.34M +13,978 +3%
AG
3
Artal Group
Luxembourg
$87M – – –
Wellington Management Group
4
Wellington Management Group
Massachusetts
$76.3M +$9.94M +41,583 +20%
FCM
5
Farallon Capital Management
California
$65.5M +$43.3K +181 +0.1%
BG
6
Bellevue Group
Switzerland
$58.1M +$10.5M +44,000 +31%
CC
7
Casdin Capital
New York
$49.8M – – –
DM
8
Deerfield Management
New York
$29.7M -$5.38M -22,500 -19%
Victory Capital Management
9
Victory Capital Management
Texas
$26.8M +$438K +1,831 +2%
FCMI
10
Foresite Capital Management IV
California
$26.5M – – –
Vanguard Group
11
Vanguard Group
Pennsylvania
$26.2M +$19.1M +79,805 +1,596%
BlackRock
12
BlackRock
New York
$20.7M +$15.6M +65,174 +3,342%
JP Morgan Chase
13
JP Morgan Chase
New York
$16.3M +$1.43M +5,968 +13%
HMC
14
Harvard Management Company
Massachusetts
$15.6M – – –
Bank of New York Mellon
15
Bank of New York Mellon
New York
$9.01M +$6.24M +26,108 +863%
Ensign Peak Advisors
16
Ensign Peak Advisors
Utah
$6.77M +$2.1M +8,797 +67%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$6.25M +$4.25M +17,786 +730%
Northern Trust
18
Northern Trust
Illinois
$4.63M +$3.58M +14,968 New
State Street
19
State Street
Massachusetts
$4.46M +$3.45M +14,416 New
American Century Companies
20
American Century Companies
Missouri
$3.82M +$36.8K +154 +1%
Charles Schwab
21
Charles Schwab
California
$2.5M +$1.93M +8,077 New
Nuveen
22
Nuveen
North Carolina
$1.42M +$1.1M +4,601 New
Janus Henderson Group
23
Janus Henderson Group
$1.17M -$630K -2,636 -41%
SAM
24
Sectoral Asset Management
Quebec, Canada
$1.08M -$11.4M -47,630 -93%
CCM
25
CAAS Capital Management
New York
$1.08M – – –