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

INHIBRX BIOSCIENCES INC

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

CUSIP 45720N103·140 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 1.6%
vs prior quarter
13F value held
$756M
48.0% inst. owned
of float
Holders
140
+45 QoQ
filers reporting
Activity
+8 / −56
+857 added · −765 reduced
this quarter
Concentration
12.83%
PERCEPTIVE ADVISORS LLC #1
top holder share
AI Holders Summary · Q1 2026

140 institutions reported INBX in Q1 2026. PERCEPTIVE ADVISORS LLC leads at 12.8% of the visible book. +45 net new institutions vs prior quarter — accumulation reading.

Top holders

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

#HolderValueShares% port.Quarter
01
PERCEPTIVE ADVISORS LLC
CIK 0001224962
$97M1.4M1.90%Q1 202602
VIKING GLOBAL INVESTORS LP
CIK 0001103804
$97M1.4M0.27%Q1 202603
MORGAN STANLEY
CIK 0000895421
$85M1.3M0.01%Q1 202604
Sanofi
CIK 0001121404
$78M1.2M23.17%Q1 202605
HighTower Advisors, LLC
CIK 0001462245
$59M870K0.06%Q1 202606
BlackRock, Inc.
CIK 0002012383
$54M799K0.00%Q1 202607
STATE STREET CORP
CIK 0000093751
$37M551K0.00%Q1 202608
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$33M486K0.00%Q1 202609
Sofinnova Investments, Inc.
CIK 0001631134
$27M406K1.04%Q1 202610
Capital Research Global Investors
CIK 0001422848
$26M393K0.00%Q1 202611
Woodline Partners LP
CIK 0001784547
$26M384K0.10%Q1 202612
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$22M328K0.01%Q1 202613
PFM Health Sciences, LP
CIK 0001442756
$21M305K1.87%Q1 202614
Schonfeld Strategic Advisors LLC
CIK 0001665241
$17M255K0.12%Q1 202615
CITADEL ADVISORS LLC
CIK 0001423053
$16M208K0.00%Q4 202516
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$16M232K0.00%Q1 202617
CDC Financial, Inc.
CIK 0002077836
$13M187K7.97%Q1 202618
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
CIK 0001535845
$11M171K0.02%Q1 202619
D. E. Shaw & Co., Inc.
CIK 0001009207
$11M145K0.01%Q4 202520
GOLDMAN SACHS GROUP INC
CIK 0000886982
$11M162K0.00%Q1 2026
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