13F Insight
DOSSIER · 13F Holders · Q1 2026High-convictionMulti-bagger
PASG

Passage Bio Inc

37 institutions still hold Passage Bio Inc as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 702712209·37 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 9.2%
vs prior quarter
13F value held
$14M
68.0% inst. owned
of float
Holders
37
+22 QoQ
filers reporting
Activity
+75 / −77
+983 added · −894 reduced
this quarter
Concentration
35.08%
Lynx1 Capital Management LP #1
top holder share
AI Holders Summary · Q1 2026

37 institutions reported PASG in Q1 2026. Lynx1 Capital Management LP leads at 35.1% of the visible book. +22 net new institutions vs prior quarter — accumulation reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Lynx1 Capital Management LP
CIK 0001910456
$5M624K0.77%Q1 202602
Vestal Point Capital, LP
CIK 0001974915
$2M305K0.07%Q1 202603
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
$1M134K0.00%Q1 202604
Eversept Partners, LP
CIK 0001697013
$1M132K0.05%Q1 202605
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$894,617114K0.00%Q1 202606
Yiheng Capital Management, L.P.
CIK 0001447228
$675,86186K0.29%Q1 202607
Ikarian Capital, LLC
CIK 0001778253
$534,77368K0.04%Q1 202608
Erste Asset Management GmbH
CIK 0002024532
$526,91985K0.00%Q1 202609
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$324,87841K0.00%Q1 202610
BlackRock, Inc.
CIK 0002012383
$224,47029K0.00%Q1 202611
UBS Group AG
CIK 0001610520
$215,88328K0.00%Q1 202612
CITADEL ADVISORS LLC
CIK 0001423053
$208,38818K0.00%Q4 202513
Verdad Advisers, LP
CIK 0001812822
$173,70522K0.20%Q1 202614
DIADEMA PARTNERS LP
CIK 0002026172
$153,31120K0.03%Q1 202615
Quadrature Capital Ltd
CIK 0001651424
$148,42013K0.00%Q4 202516
BOOTHBAY FUND MANAGEMENT, LLC
CIK 0001549230
$148,13719K0.00%Q1 202617
VANGUARD FIDUCIARY TRUST CO
CIK 0000933478· Index
$133,83517K0.00%Q1 202618
XTX Topco Ltd
CIK 0001828301
$99,12213K0.00%Q1 202619
FIDUCIARY TRUST CO
CIK 0000035442
$84,38811K0.00%Q1 202620
Persistent Asset Partners Ltd
CIK 0002056052
$38,8975K0.01%Q1 2026
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