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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
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$2.71M -$231K -59,923 -7%
AVLSA
2
Atlas Venture Life Science Advisors
Massachusetts
$2.65M – – –
SL
3
Siren LLC
Connecticut
$950K – – –
Renaissance Technologies
4
Renaissance Technologies
New York
$826K +$270K +70,011 +37%
Fidelity Investments
5
Fidelity Investments
Massachusetts
$751K -$927K -240,680 -51%
Vanguard Group
6
Vanguard Group
Pennsylvania
$735K -$124K -32,136 -12%
BBA
7
Baker Bros. Advisors
New York
$623K – – –
Acadian Asset Management
8
Acadian Asset Management
Massachusetts
$393K +$28.6K +7,433 +6%
BlackRock
9
BlackRock
New York
$372K -$864K -224,360 -66%
Goldman Sachs
10
Goldman Sachs
New York
$341K -$8.48K -2,201 -2%
Millennium Management
11
Millennium Management
New York
$340K +$409K +106,161 New
YCM
12
Yiheng Capital Management
California
$338K +$333K +86,374 +451%
Morgan Stanley
13
Morgan Stanley
New York
$292K +$13.1K +3,389 +4%
UBS Group
14
UBS Group
Switzerland
$283K -$35.6K -9,245 -9%
Bank of America
15
Bank of America
North Carolina
$279K -$160K -41,524 -32%
MCP
16
Militia Capital Partners
Nevada
$174K +$209K +54,235 New
Squarepoint
17
Squarepoint
New York
$166K +$30.4K +7,896 +18%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$159K -$235K -61,034 -55%
TD Asset Management
19
TD Asset Management
Ontario, Canada
$109K – – –
Susquehanna International Group
20
Susquehanna International Group
Pennsylvania
$79.8K +$60.5K +15,703 +170%
Charles Schwab
21
Charles Schwab
California
$75.8K -$46.1K -11,958 -34%
State Street
22
State Street
Massachusetts
$66K -$308K -79,962 -80%
Citadel Advisors
23
Citadel Advisors
Florida
$61.5K +$27.3K +7,080 +58%
Two Sigma Advisers
24
Two Sigma Advisers
New York
$61.3K -$1K -260 -1%
PAI
25
Palo Alto Investors
California
$48.2K – – –