13F Insight
DOSSIER · 13F Holders · Q1 2026Inflation hedgeYield
CGEM

CULLINAN THERAPEUTICS INC

180 institutions still hold CULLINAN THERAPEUTICS INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 230031106·180 13F holders·last filed Mar 31, 2026
Market cap
—
▲ 7.7%
vs prior quarter
13F value held
$675M
46.0% inst. owned
of float
Holders
180
+9 QoQ
filers reporting
Activity
+73 / −110
+991 added · −915 reduced
this quarter
Concentration
18.87%
Lynx1 Capital Management LP #1
top holder share
AI Holders Summary · Q1 2026

180 institutions reported CGEM in Q1 2026. Lynx1 Capital Management LP leads at 18.9% of the visible book. +9 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
$127M9.0M20.13%Q1 202602
MPM BioImpact LLC
CIK 0001687078
$109M7.6M8.39%Q1 202603
BlackRock, Inc.
CIK 0002012383
$63M4.4M0.00%Q1 202604
BVF INC/IL
CIK 0001056807
$60M5.8M2.00%Q4 202505
Kynam Capital Management, LP
CIK 0001907884
$44M3.1M2.73%Q1 202606
STATE STREET CORP
CIK 0000093751
$36M2.5M0.00%Q1 202607
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$35M2.5M0.00%Q1 202608
Blue Owl Capital Holdings LP
CIK 0001858703
$27M1.9M7.29%Q1 202609
RTW INVESTMENTS, LP
CIK 0001493215
$24M1.7M0.24%Q1 202610
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$19M1.4M0.00%Q1 202611
Siren, L.L.C.
CIK 0002005245
$17M1.2M0.47%Q1 202612
BOOTHBAY FUND MANAGEMENT, LLC
CIK 0001549230
$16M1.1M0.20%Q1 202613
VR Adviser, LLC
CIK 0001615982
$14M1.4M0.71%Q4 202514
Nextech Invest Ltd.
CIK 0001911010
$14M1.1M2.25%Q4 202415
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$13M906K0.00%Q1 202616
Point72 Asset Management, L.P.
CIK 0001603466
$13M905K0.02%Q1 202617
Nextech Invest, Ltd.
CIK 0001595430
$12M1.1M1.14%Q4 202518
Nuveen, LLC
CIK 0001871926
$11M806K0.00%Q1 202619
Affinity Asset Advisors, LLC
CIK 0001773195
$11M781K0.57%Q1 202620
TWIN FOCUS CAPITAL PARTNERS, LLC
CIK 0001387761
$8M595K0.97%Q1 2026
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