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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
$38.5M +$177K +3,653 +0.4%
AVLSA
2
Atlas Venture Life Science Advisors
Massachusetts
$35.6M +$2.9K +60 +0%
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$32.9M +$1.85M +38,315 +5%
BG
4
Bellevue Group
Switzerland
$15.6M -$33.9K -700 -0.2%
BlackRock
5
BlackRock
New York
$14.8M -$1.27M -26,171 -7%
T. Rowe Price Investment Management
6
T. Rowe Price Investment Management
Maryland
$14.5M -$952K -19,680 -6%
AG
7
Artal Group
Luxembourg
$12.1M – – –
PHS
8
PFM Health Sciences
California
$11.4M -$1.23M -25,489 -9%
Vanguard Group
9
Vanguard Group
Pennsylvania
$9.64M +$53.9K +1,115 +0.5%
EC
10
EcoR1 Capital
California
$8.41M +$9.46M +195,658 New
YCM
11
Yiheng Capital Management
California
$6.89M +$2.01M +41,547 +35%
GPP
12
Great Point Partners
Connecticut
$4.4M – – –
Geode Capital Management
13
Geode Capital Management
Massachusetts
$4.02M +$316K +6,526 +8%
State Street
14
State Street
Massachusetts
$3.86M -$136K -2,805 -3%
Goldman Sachs
15
Goldman Sachs
New York
$2.97M -$544K -11,246 -14%
Dimensional Fund Advisors
16
Dimensional Fund Advisors
Texas
$2.34M +$2.64M +54,484 New
Bank of America
17
Bank of America
North Carolina
$2.33M -$1.56M -32,246 -37%
Morgan Stanley
18
Morgan Stanley
New York
$2.21M +$105K +2,181 +4%
HMC
19
Harvard Management Company
Massachusetts
$2.19M – – –
JP Morgan Chase
20
JP Morgan Chase
New York
$1.99M +$13.1K +271 +0.6%
UBS Group
21
UBS Group
Switzerland
$1.67M +$37.8K +781 +2%
Northern Trust
22
Northern Trust
Illinois
$1.66M -$194K -4,006 -9%
SAM
23
Sectoral Asset Management
Quebec, Canada
$1.66M +$538K +11,128 +41%
Vontobel Holding
24
Vontobel Holding
Switzerland
$1.66M +$538K +11,128 +41%
ACM
25
Atika Capital Management
New York
$1.53M +$1.72M +35,500 New