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Passage Bio
PASG

Overview Fund Activity

39 hedge funds and large institutions have $33M invested in Passage Bio in 2025 Q2 according to their latest regulatory filings, with 5 funds opening new positions, 10 increasing their positions, 9 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
39
Holders Change
-3
Holders Change %
-7.14%
% of All Funds
0.52%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.03%
New
5
Increased
10
Reduced
9
Closed
8
Calls
$17K
Puts
$5K
Net Calls
+$12K
Net Calls Change
-$8K

Top Buyers

1
Citadel Advisors
Citadel Advisors
Florida
$99.1K
2
RWM
Ritholtz Wealth Management
New York
$10.2K
3
TRCT
Tower Research Capital (TRC)
New York
$11.7K
4
XT
XTX Topco
Cayman Islands
$24.4K
5
TSS
Two Sigma Securities
New York
$4.69K

Top Sellers

1
O
OrbiMed
New York
$2.42M
2
SC
Shay Capital
New York
$0
3
Millennium Management
Millennium Management
New York
$4.3K
4
BlackRock
BlackRock
New York
$238K
5
BCM
Bridgeway Capital Management
Texas
$167K
Name Holding Trade Value Shares
Change 		Shares
Change %
NLVP
1
New Leaf Venture Partners
New York
$20M – – –
LCM
2
Lynx1 Capital Management
Puerto Rico
$3.71M – – –
VPC
3
Vestal Point Capital
New York
$2.44M – – –
O
4
OrbiMed
New York
$2.42M -$392K -48,966 -14%
EAM
5
Erste Asset Management
Austria
$979K – – –
Vanguard Group
6
Vanguard Group
Pennsylvania
$816K -$12.4K -1,549 -1%
TCM
7
Tang Capital Management
California
$600K – – –
Renaissance Technologies
8
Renaissance Technologies
New York
$567K +$2.45K +306 +0.4%
Acadian Asset Management
9
Acadian Asset Management
Massachusetts
$372K – – –
BlackRock
10
BlackRock
New York
$238K -$49.5K -6,180 -17%
Geode Capital Management
11
Geode Capital Management
Massachusetts
$216K -$3.01K -376 -1%
BCM
12
Bridgeway Capital Management
Texas
$167K -$36.1K -4,505 -18%
Citadel Advisors
13
Citadel Advisors
Florida
$99.1K +$99.1K +12,384 New
FT
14
Fiduciary Trust
Massachusetts
$86.1K – – –
State Street
15
State Street
Massachusetts
$62.8K – – –
RC
16
RBF Capital
California
$57.2K – – –
Northern Trust
17
Northern Trust
Illinois
$44.9K +$32 +4 +0.1%
Simplex Trading
18
Simplex Trading
Illinois
$33K +$255 +32 +0.8%
DIM
19
DLK Investment Management
California
$24.4K +$3.2K +400 +15%
XT
20
XTX Topco
Cayman Islands
$24.4K +$6.2K +774 +34%
Two Sigma Investments
21
Two Sigma Investments
New York
$18.9K +$80 +10 +0.4%
TRCT
22
Tower Research Capital (TRC)
New York
$11.7K +$9.19K +1,148 +363%
RWM
23
Ritholtz Wealth Management
New York
$10.2K +$10.2K +1,270 New
Mariner
24
Mariner
Kansas
$4.78K – – –
TSS
25
Two Sigma Securities
New York
$4.69K +$4.69K +586 New
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