Opaleye Management Inc.

Fundamental concentrated ★Signal healthcare specialist (98%) CIK 1595855
League rank
#67
in Fundamental concentrated · #79 overall
Long book
$759.2M
Q1 2026
Positions
54
Top-10 weight
61%
concentration
Last quarter
+40.7%
SPY +14.8%
Turnover
31%
of book per quarter

Strategy in plain words

auto-generated from filings

Opaleye Management Inc. is a concentrated fundamental stock-picker, specialised in healthcare (98% of the long book), running a $759.2M US long book across 54 positions.

The portfolio is concentrated: the top 10 names carry 61% of the portfolio. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: HARROW INC, LIQUIDIA CORP, ETON PHARMACEUTICALS INC, SOL-GEL TECHNOLOGIES LTD, RHYTHM PHARMACEUTICALS INC.

Over the last 9 quarters its long book ran on average 7.8pp per quarter ahead of the S&P 500, beating the index in 5 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
-7.6%
Q2 2024
+36.1%
Q3 2024
-3.7%
Q4 2024
-15.5%
Q1 2025
+6.4%
Q2 2025
+41.4%
Q3 2025
+11.2%
Q4 2025
+1.4%
Q1 2026
+40.7%

Sector allocation

Healthcare
97%
Other
2%
Materials
0%

Long book by quarter

$455.6M
Q1 2024
$430.0M
Q2 2024
$591.4M
Q3 2024
$560.7M
Q4 2024
$438.3M
Q1 2025
$483.6M
Q2 2025
$702.7M
Q3 2025
$757.9M
Q4 2025
$759.2M
Q1 2026

What does Opaleye Management own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
HROW HARROW INCHealthcare2.8M$99.9M13.2%-27.5%
LQDA LIQUIDIA CORPHealthcare2.5M$88.8M11.7%+4.5%
ETON ETON PHARMACEUTICALS INCHealthcare2.9M$70.6M9.3%Held
SLGL SOL-GEL TECHNOLOGIES LTDHealthcare500.0K$39.6M5.2%+10.2%
RYTM RHYTHM PHARMACEUTICALS INCHealthcare123.0K$35.3M4.7%-62.7%
APGE APOGEE THERAPEUTICS INCHealthcare390.0K$32.8M4.3%+0.4%
IRON DISC MEDICINE INCHealthcare421.0K$26.9M3.5%+110.5%
URGN UROGEN PHARMA LTDHealthcare1.4M$25.7M3.4%+432.7%
CBIO CRESCENT BIOPHARMA INCHealthcare1.3M$24.1M3.2%+11.4%
STOK STOKE THERAPEUTICS INCHealthcare700.0K$22.8M3.0%+0.7%
CATX PERSPECTIVE THERAPEUTICS INCHealthcare4.7M$19.5M2.6%+294.7%
RZLT REZOLUTE INCHealthcare6.3M$19.2M2.5%+0.2%
MGTX MEIRAGTX HOLDINGS PLCHealthcare2.1M$18.4M2.4%+443.2%
TGTX TG THERAPEUTICS INCHealthcare535.0K$17.8M2.3%Held
SNWV SANUWAVE HEALTH INCHealthcare981.3K$17.0M2.2%Held
EWTX EDGEWISE THERAPEUTICS INCHealthcare500.0K$15.8M2.1%Held
ACOG ALPHA COGNITION INCHealthcare2.6M$14.1M1.9%+23.7%
ANNX ANNEXON INCHealthcare2.3M$12.9M1.7%-10.3%
ALMS ALUMIS INCHealthcare550.0K$12.1M1.6%+2.8%
CDXS CODEXIS INCOther6.8M$11.1M1.5%-0.1%
PTGX PROTAGONIST THERAPEUTICS INCHealthcare100.0K$10.5M1.4%-4.8%
RVMD REVOLUTION MEDICINES INCHealthcare100.0K$9.7M1.3%Held
XOMA XOMA ROYALTY CORPORATIONHealthcare300.0K$9.4M1.2%+2.5%
QTTB Q32 BIO INCHealthcare1.3M$8.1M1.1%+488.8%
MBX MBX BIOSCIENCES INCHealthcare260.0K$7.8M1.0%Held
RLMD RELMADA THERAPEUTICS INCHealthcare935.0K$6.5M0.9%Held
CGON CG ONCOLOGY INCHealthcare94.8K$6.4M0.8%-76.9%
JBIO JADE BIOSCIENCES INCHealthcare427.6K$6.0M0.8%Held
OCUL OCULAR THERAPEUTIX INCHealthcare600.0K$5.1M0.7%-62.4%
AH30 ASSERTIO HOLDINGS INC265.7K$5.1M0.7%New
EDIT EDITAS MEDICINE INCHealthcare1.9M$4.8M0.6%New
STRO SUTRO BIOPHARMA INCHealthcare190.7K$4.7M0.6%Held
DERM JOURNEY MEDICAL CORPHealthcare960.0K$4.5M0.6%-1.5%
VYGR VOYAGER THERAPEUTICS INCHealthcare1.1M$4.4M0.6%-3.9%
TRVI TREVI THERAPEUTICS INCHealthcare345.1K$4.1M0.5%Held
TECX TECTONIC THERAPEUTIC INCHealthcare123.0K$3.8M0.5%-42.7%
CABA CABALETTA BIO INCHealthcare1.4M$3.7M0.5%+53.3%
BDSX BIODESIX INCHealthcare238.0K$3.5M0.5%New
RCKT ROCKET PHARMACEUTICALS INCHealthcare955.0K$3.4M0.5%Held
ZNTL ZENTALIS PHARMACEUTICALS INCHealthcare1.4M$3.3M0.4%+0.8%
NTLA INTELLIA THERAPEUTICS INCMaterials245.0K$3.1M0.4%New
FBIO FORTRESS BIOTECH INCHealthcare1.0M$2.9M0.4%-4.4%
IRD OPUS GENETICS INCHealthcare1.1M$2.3M0.3%Held
RIGL RIGEL PHARMACEUTICALS INCHealthcare70.0K$1.9M0.2%Held
AVIR ATEA PHARMACEUTICALS INCHealthcare322.6K$1.7M0.2%+79.4%
LYEL LYELL IMMUNOPHARMA INCHealthcare79.1K$1.6M0.2%New
ENTA ENANTA PHARMACEUTICALS INCHealthcare125.0K$1.6M0.2%+66.7%
NXTC NEXTCURE INCHealthcare141.2K$1.5M0.2%New
FDMT 4D MOLECULAR THERAPEUTICS INHealthcare112.3K$1.0M0.1%New
CATX PERSPECTIVE THERAPEUTICS INCHealthcare200.0K$834K0.1%New

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202654$759.2M canonicalSEC ↗
Q4 202513F-HR/ARESTATEMENTApr 13, 202654$757.9M canonicalSEC ↗
Q4 202513F-HRFeb 17, 202654$758.0M SEC ↗
Q3 202513F-HRNov 14, 202543$707.3M canonicalSEC ↗
Q2 202513F-HR/ARESTATEMENTAug 15, 202541$494.1M canonicalSEC ↗
Q2 202513F-HRAug 14, 202541$498.9M SEC ↗
Q1 202513F-HRMay 15, 202545$449.2M canonicalSEC ↗
Q4 202413F-HRFeb 14, 202539$571.4M canonicalSEC ↗
Q3 202413F-HRNov 14, 202444$599.6M canonicalSEC ↗
Q2 202413F-HRAug 14, 202451$437.7M canonicalSEC ↗
Q1 202413F-HR/ARESTATEMENTMay 29, 202452$458.9M canonicalSEC ↗
Q1 202413F-HRMay 15, 202451$436.9M SEC ↗