13F Insight
DOSSIER · 13F Holders · Q1 2026Most-boughtAI cap-ex
IRD

OPUS GENETICS INC

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

CUSIP 67577R102·80 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 3.6%
vs prior quarter
13F value held
$176M
49.0% inst. owned
of float
Holders
80
-88 QoQ
filers reporting
Activity
+27 / −104
+943 added · −815 reduced
this quarter
Concentration
15.69%
Caligan Partners LP #1
top holder share
AI Holders Summary · Q1 2026

80 institutions reported IRD in Q1 2026. Caligan Partners LP leads at 15.7% of the visible book. -88 net institutions QoQ — distribution reading.

Top holders

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

#HolderValueShares% port.Quarter
01
Caligan Partners LP
CIK 0001727492
$28M6.1M1.84%Q1 202602
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 0001165408
$27M6.0M0.04%Q1 202603
BIOS Capital Management, LP
CIK 0001813845
$17M3.7M31.70%Q1 202604
BALYASNY ASSET MANAGEMENT L.P.
CIK 0001218710
$12M2.7M0.02%Q1 202605
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$12M2.6M0.01%Q1 202606
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$11M2.4M0.00%Q1 202607
Boxer Capital Management, LLC
CIK 0002018299
$10M2.3M1.34%Q1 202608
ADAR1 Capital Management, LLC
CIK 0001940272
$8M1.8M0.50%Q1 202609
PERCEPTIVE ADVISORS LLC
CIK 0001224962
$8M1.8M0.16%Q1 202610
Nantahala Capital Management, LLC
CIK 0001472322
$8M1.7M0.28%Q1 202611
Woodline Partners LP
CIK 0001784547
$6M1.4M0.02%Q1 202612
BOOTHBAY FUND MANAGEMENT, LLC
CIK 0001549230
$5M1.2M0.07%Q1 202613
FARALLON CAPITAL MANAGEMENT LLC
CIK 0000909661
$5M1.0M0.03%Q1 202614
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$4M905K0.00%Q1 202615
Bleichroeder LP
CIK 0001781002
$3M737K0.58%Q1 202616
Mink Brook Asset Management LLC
CIK 0002052205
$3M591K1.50%Q1 202617
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$2M538K0.00%Q1 202618
Opaleye Management Inc.
CIK 0001595855
$2M1.1M0.30%Q4 202519
AMERIPRISE FINANCIAL INC
CIK 0000820027
$2M388K0.00%Q1 202620
GOLDMAN SACHS GROUP INC
CIK 0000886982
$1M327K0.00%Q1 2026
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