Q4 2023 · 13F-HR
ADAR1 Capital Management, LLCholdings as filed
Filed 2024-02-14 · accession 0001940272-24-000002
$279.8M
Reported value
170
Positions
2023-12-31
Period end
Holdings as filed
| CUSIP | Ticker | Issuer | Value | % port. | Shares | Class | Voting |
|---|---|---|---|---|---|---|---|
| 02043Q107 | ALNY | ALNYLAM PHARMACEUTICALS INC | $43.8M | 15.6% | 228,600 | PUT | SOLE |
| G7709Q104 | RPRX | ROYALTY PHARMA PLC | $37.1M | 13.3% | 1,321,834 | Common | SOLE |
| 492327101 | KROS | KEROS THERAPEUTICS INC | $27.4M | 9.78% | 688,316 | Common | SOLE |
| G76279101 | ROIV | ROIVANT SCIENCES LTD | $14.1M | 5.04% | 1,256,591 | Common | SOLE |
| 03879J100 | ABUS | ARBUTUS BIOPHARMA CORP | $8.7M | 3.10% | 3,468,824 | Common | SOLE |
| 23282W605 | CYTK | CYTOKINETICS INC | $7.7M | 2.75% | 92,082 | Common | SOLE |
| 10806X102 | BBIO | BRIDGEBIO PHARMA INC | $7.5M | 2.67% | 185,137 | Common | SOLE |
| 590328209 | MACKEUR | MERRIMACK PHARMACEUTICALS IN | $7.4M | 2.63% | 549,418 | Common | SOLE |
| 60468T105 | MRTXEUR | MIRATI THERAPEUTICS INC | $6.3M | 2.27% | 108,000 | Common | SOLE |
| 23282W605 | CYTK | CYTOKINETICS INC | $6.1M | 2.18% | 73,200 | CALL | SOLE |
| 58933Y105 | MRK | MERCK & CO INC | $5.9M | 2.10% | 54,000 | Common | SOLE |
| 04351P101 | ASNDUSD | ASCENDIS PHARMA A/S | $5.8M | 2.07% | 45,884 | Common | SOLE |
| 45258J102 | IMVT | IMMUNOVANT INC | $5.7M | 2.02% | 134,125 | Common | SOLE |
| 92686J106 | VKTX | VIKING THERAPEUTICS INC | $4.7M | 1.69% | 254,151 | Common | SOLE |
| 15678U128 | CERE1EUR | CEREVEL THERAPEUTICS HLDNG I | $4.7M | 1.68% | 110,700 | Common | SOLE |
| 74366E102 | PTGX | PROTAGONIST THERAPEUTICS INC | $4.6M | 1.65% | 200,859 | Common | SOLE |
| 359616109 | FULC | FULCRUM THERAPEUTICS INC | $4.3M | 1.54% | 637,405 | Common | SOLE |
| 15117F807 | CLRBUSD | CELLECTAR BIOSCIENCES INC | $3.8M | 1.36% | 1,378,082 | Common | SOLE |
| 48576A100 | — | KARUNA THERAPEUTICS INC | $3.2M | 1.13% | 10,000 | Common | SOLE |
| 68218J103 | OABI | OMNIAB INC | $3.0M | 1.05% | 478,171 | Common | SOLE |
| 02156B103 | AYXEUR | ALTERYX INC | $2.9M | 1.05% | 62,038 | Common | SOLE |
| 78468R663 | BIL | SPDR SER TR | $2.9M | 1.05% | 32,000 | Common | SOLE |
| 97717Y527 | USFR | WISDOMTREE TR | $2.8M | 1.01% | 56,000 | Common | SOLE |
| 22052L104 | CTVA | CORTEVA INC | $2.8M | 0.99% | 58,000 | Common | SOLE |
| 464288679 | SHV | ISHARES TR | $2.7M | 0.96% | 24,500 | Common | SOLE |
| 92203C303 | VUSB | VANGUARD BD INDEX FDS | $2.5M | 0.89% | 50,206 | Common | SOLE |
| 78467V707 | ULST | SSGA ACTIVE ETF TR | $2.5M | 0.88% | 61,264 | Common | SOLE |
| 46641Q837 | JPST | J P MORGAN EXCHANGE TRADED F | $2.5M | 0.88% | 49,000 | Common | SOLE |
| 15678U128 | CERE1EUR | CEREVEL THERAPEUTICS HLDNG I | $2.1M | 0.76% | 50,200 | PUT | SOLE |
| 45253H101 | IMGNEUR | IMMUNOGEN INC | $1.9M | 0.68% | 64,355 | Common | SOLE |
| G5269C101 | — | KINIKSA PHARMACEUTICALS LTD | $1.8M | 0.66% | 105,000 | Common | SOLE |
| 02043Q107 | ALNY | ALNYLAM PHARMACEUTICALS INC | $1.8M | 0.65% | 9,500 | Common | SOLE |
| 91307C102 | UTHR | UNITED THERAPEUTICS CORP DEL | $1.8M | 0.63% | 8,000 | Common | SOLE |
| 84833T103 | SPRO | SPERO THERAPEUTICS INC | $1.6M | 0.56% | 1,067,711 | Common | SOLE |
| 92915B106 | VYGR | VOYAGER THERAPEUTICS INC | $1.6M | 0.56% | 185,894 | Common | SOLE |
| 04635X102 | CATBUSD | ASTRIA THERAPEUTICS INC | $1.5M | 0.52% | 191,251 | Common | SOLE |
| 088786108 | BCYC | BICYCLE THERAPEUTICS PLC | $1.4M | 0.48% | 74,825 | Common | SOLE |
| 92840H400 | VTGN | VISTAGEN THERAPEUTICS INC | $1.3M | 0.45% | 245,502 | Common | SOLE |
| 717081103 | PFE | PFIZER INC | $1.2M | 0.44% | 43,000 | CALL | SOLE |
| 464287457 | SHY | ISHARES TR | $1.2M | 0.44% | 15,000 | Common | SOLE |
| 881624209 | TEVA | TEVA PHARMACEUTICAL INDS LTD | $1.2M | 0.42% | 111,326 | Common | SOLE |
| 49177J102 | KVUE | KENVUE INC | $1.1M | 0.41% | 53,293 | Common | SOLE |
| 03237H101 | AMLX | AMYLYX PHARMACEUTICALS INC | $1.1M | 0.41% | 77,558 | Common | SOLE |
| 68570P200 | — | ORCHARD THERAPEUTICS PLC | $1.0M | 0.37% | 63,622 | Common | SOLE |
| 03475V101 | ANGO | ANGIODYNAMICS INC | $1.0M | 0.37% | 132,962 | Common | SOLE |
| 088786108 | BCYC | BICYCLE THERAPEUTICS PLC | $978,128 | 0.35% | 54,100 | PUT | SOLE |
| 24661P807 | DCTH | DELCATH SYS INC | $962,216 | 0.34% | 231,302 | Common | SOLE |
| 03969K108 | ARQT | ARCUTIS BIOTHERAPEUTICS INC | $888,250 | 0.32% | 275,000 | Common | SOLE |
| 37962G102 | — | GLOBAL STAR ACQUISITION INC | $848,000 | 0.30% | 80,000 | Common | SOLE |
| 803607100 | SRPT | SAREPTA THERAPEUTICS INC | $777,419 | 0.28% | 8,062 | Common | SOLE |
| G52443101 | KVACU | KEEN VISION ACQUISITION CORP | $777,000 | 0.28% | 75,000 | Common | SOLE |
| 88369M101 | — | THESEUS PHARMACEUTICALS INC | $707,596 | 0.25% | 174,715 | Common | SOLE |
| N5749R100 | 2GH | MERUS N V | $660,000 | 0.24% | 24,000 | Common | SOLE |
| 670100205 | NVO | NOVO-NORDISK A S | $656,908 | 0.23% | 6,350 | Common | SOLE |
| 38341P102 | GOSS | GOSSAMER BIO INC | $650,638 | 0.23% | 713,028 | Common | SOLE |
| 88338N206 | TXMD | THERAPEUTICSMD INC | $612,360 | 0.22% | 272,160 | Common | SOLE |
| 98887Q104 | ZLAB | ZAI LAB LTD | $546,600 | 0.20% | 20,000 | Common | SOLE |
| G89229119 | — | TMT ACQUISITION CORP | $530,000 | 0.19% | 50,000 | Common | SOLE |
| 00039J103 | YEAR | AB ACTIVE ETFS INC | $502,900 | 0.18% | 10,000 | Common | SOLE |
| 717081103 | PFE | PFIZER INC | $500,946 | 0.18% | 17,400 | Common | SOLE |
| 69344A107 | PULS | PGIM ETF TR | $493,900 | 0.18% | 10,000 | Common | SOLE |
| 03237H101 | AMLX | AMYLYX PHARMACEUTICALS INC | $468,096 | 0.17% | 31,800 | PUT | SOLE |
| 46429B267 | GOVT | ISHARES TR | $460,800 | 0.16% | 20,000 | Common | SOLE |
| 03879J100 | ABUS | ARBUTUS BIOPHARMA CORP | $444,250 | 0.16% | 177,700 | CALL | SOLE |
| G4095J109 | GLRE | GREENLIGHT CAPITAL RE LTD | $388,554 | 0.14% | 34,024 | Common | SOLE |
| 00973Y108 | AKRO | AKERO THERAPEUTICS INC | $373,600 | 0.13% | 16,000 | Common | SOLE |
| 877619106 | TSHA | TAYSHA GENE THERAPIES INC | $369,930 | 0.13% | 209,000 | Common | SOLE |
| G4766E116 | INDV | INDIVIOR PLC | $368,022 | 0.13% | 24,101 | Common | SOLE |
| 07725L102 | ONC | BEIGENE LTD | $365,770 | 0.13% | 2,028 | Common | SOLE |
| 92536C103 | VERUEUR | VERU INC | $360,000 | 0.13% | 500,000 | Common | SOLE |
| G79407105 | — | SCREAMING EAGLE ACQUISITN CO | $318,000 | 0.11% | 30,000 | Common | SOLE |
| 015857105 | AQN | ALGONQUIN PWR UTILS CORP | $316,000 | 0.11% | 50,000 | Common | SOLE |
| 67190B104 | OAKU | OAK WOODS ACQUISITION CORP | $315,900 | 0.11% | 30,000 | Common | SOLE |
| 38287A101 | — | GORES HOLDINGS IX INC | $315,452 | 0.11% | 30,043 | Common | SOLE |
| 23282W605 | CYTK | CYTOKINETICS INC | $292,215 | 0.10% | 3,500 | PUT | SOLE |
| N62509117 | NAMSW | NEWAMSTERDAM PHARMA COMPANY | $259,342 | 0.09% | 82,857 | Common | SOLE |
| 44267T102 | HHH | HOWARD HUGHES HOLDINGS INC | $256,650 | 0.09% | 3,000 | Common | SOLE |
| 462837204 | — | IRON HORSE ACQUISITIONS CORP | $251,000 | 0.09% | 25,000 | Common | SOLE |
| 75955J402 | RLMD | RELMADA THERAPEUTICS INC | $242,608 | 0.09% | 58,601 | Common | SOLE |
| 02209S103 | MO | ALTRIA GROUP INC | $242,040 | 0.09% | 6,000 | Common | SOLE |
| N44445109 | IMTX | IMMATICS N.V | $231,660 | 0.08% | 22,000 | Common | SOLE |
| G72800108 | PRTA | PROTHENA CORP PLC | $221,747 | 0.08% | 6,102 | Common | SOLE |
| 75382E109 | — | RAPT THERAPEUTICS INC | $186,375 | 0.07% | 7,500 | PUT | SOLE |
| 438083107 | FIXXEUR | HOMOLOGY MEDICINES INC | $178,555 | 0.06% | 293,676 | Common | SOLE |
| 03237H101 | AMLX | AMYLYX PHARMACEUTICALS INC | $176,640 | 0.06% | 12,000 | CALL | SOLE |
| G17977110 | BUR | BURFORD CAP LTD | $164,736 | 0.06% | 10,560 | Common | SOLE |
| 86366E106 | GPCR | STRUCTURE THERAPEUTICS INC | $163,040 | 0.06% | 4,000 | Common | SOLE |
| 31561T102 | AIEV | FEUTUNE LIGHT ACQUISITION CO | $162,150 | 0.06% | 15,000 | Common | SOLE |
| 88033G407 | THC | TENET HEALTHCARE CORP | $151,140 | 0.05% | 2,000 | Common | SOLE |
| 00773J202 | SYRE | SPYRE THERAPEUTICS INC | $138,589 | 0.05% | 6,440 | Common | SOLE |
| 00182C103 | ANIP | ANI PHARMACEUTICALS INC | $132,336 | 0.05% | 2,400 | Common | SOLE |
| 558868105 | MDGL | MADRIGAL PHARMACEUTICALS INC | $115,690 | 0.04% | 500 | PUT | SOLE |
| 35088F107 | FORL | FOUR LEAF ACQUISITION CORP | $105,200 | 0.04% | 10,000 | Common | SOLE |
| 64135M105 | NGNE | NEUROGENE INC | $104,749 | 0.04% | 5,405 | Common | SOLE |
| 00430K865 | — | ACASTI PHARMA INC | $99,797 | 0.04% | 34,532 | Common | SOLE |
| 606710200 | MITK | MITEK SYS INC | $99,104 | 0.04% | 7,600 | Common | SOLE |
| G5251K103 | — | KENSINGTON CAPITAL ACQUISITI | $96,210 | 0.03% | 9,000 | Common | SOLE |
| 92189F106 | GDX | VANECK ETF TRUST | $93,030 | 0.03% | 3,000 | Common | SOLE |
| 984241109 | YMABUSD | Y-MABS THERAPEUTICS INC | $88,967 | 0.03% | 13,045 | Common | SOLE |
| 880881107 | 430 | TERNS PHARMACEUTICALS INC | $84,415 | 0.03% | 13,007 | Common | SOLE |
| 65445K200 | — | 99 ACQUISITION GROUP INC | $77,325 | 0.03% | 7,500 | Common | SOLE |
| G01490138 | — | AI TRANSN ACQUISITION CORP | $76,575 | 0.03% | 7,500 | Common | SOLE |
| 80810D103 | SDGR | SCHRODINGER INC | $71,600 | 0.03% | 2,000 | Common | SOLE |
| 65343E108 | NXTCEUR | NEXTCURE INC | $68,872 | 0.02% | 60,414 | Common | SOLE |
| 05455M100 | — | AVROBIO INC | $68,200 | 0.02% | 50,147 | Common | SOLE |
| 75974E103 | — | RENEO PHARMACEUTICALS INC | $64,000 | 0.02% | 40,000 | Common | SOLE |
| 071705107 | BLCO | BAUSCH PLUS LOMB CORP | $59,710 | 0.02% | 3,500 | Common | SOLE |
| 29260Y109 | 0C3 | ENDEAVOR GROUP HLDGS INC | $59,325 | 0.02% | 2,500 | Common | SOLE |
| 45253H101 | IMGNEUR | IMMUNOGEN INC | $59,300 | 0.02% | 2,000 | CALL | SOLE |
| 02083G100 | NVLSEUR | ALPINE IMMUNE SCIENCES INC | $57,695 | 0.02% | 3,027 | Common | SOLE |
| 500255104 | KSS | KOHLS CORP | $57,360 | 0.02% | 2,000 | Common | SOLE |
| 500767306 | KWEB | KRANESHARES TR | $54,000 | 0.02% | 2,000 | Common | SOLE |
| 55933J203 | MX | MAGNACHIP SEMICONDUCTOR CORP | $52,500 | 0.02% | 7,000 | Common | SOLE |
| 15719Y105 | — | CETUS CAP ACQUISITION CORP | $52,500 | 0.02% | 5,000 | Common | SOLE |
| 00445A100 | — | ACELYRIN INC | $52,220 | 0.02% | 7,000 | Common | SOLE |
| 76243J105 | RYTM | RHYTHM PHARMACEUTICALS INC | $45,970 | 0.02% | 1,000 | CALL | SOLE |
| G76279101 | ROIV | ROIVANT SCIENCES LTD | $44,920 | 0.02% | 4,000 | CALL | SOLE |
| 834203309 | SLNO | SOLENO THERAPEUTICS INC | $44,275 | 0.02% | 1,100 | PUT | SOLE |
| 02155H200 | ALT | ALTIMMUNE INC | $43,875 | 0.02% | 3,900 | PUT | SOLE |
| 690469101 | OVID | OVID THERAPEUTICS INC | $42,652 | 0.02% | 13,246 | Common | SOLE |
| 03212B103 | AMPY | AMPLIFY ENERGY CORP NEW | $41,990 | 0.02% | 7,081 | Common | SOLE |
| 462260100 | IOVA | IOVANCE BIOTHERAPEUTICS INC | $40,650 | 0.01% | 5,000 | Common | SOLE |
| 374163103 | GERN | GERON CORP | $36,492 | 0.01% | 17,295 | Common | SOLE |
| 62886E108 | VYX | NCR VOYIX CORPORATION | $33,820 | 0.01% | 2,000 | Common | SOLE |
| 04335A105 | ARVN | ARVINAS INC | $32,928 | 0.01% | 800 | PUT | SOLE |
| 92332V107 | VTYXUSD | VENTYX BIOSCIENCES INC | $32,110 | 0.01% | 13,000 | Common | SOLE |
| 05337M104 | — | AVADEL PHARMACEUTICALS PLC | $28,240 | 0.01% | 2,000 | Common | SOLE |
| 10501E201 | BCLIEUR | BRAINSTORM CELL THERAPEUTICS | $27,491 | 0.01% | 100,700 | PUT | SOLE |
| 04016X101 | ARGX | ARGENX SE | $26,630 | 0.01% | 70 | Common | SOLE |
| 63001N106 | NATL | NCR ATLEOS CORPORATION | $24,290 | 0.01% | 1,000 | Common | SOLE |
| 30233G209 | EYPT | EYEPOINT PHARMACEUTICALS INC | $18,488 | 0.01% | 800 | PUT | SOLE |
| 46489V104 | ISREUR | PERSPECTIVE THERAPEUTICS INC | $16,964 | 0.01% | 42,200 | Common | SOLE |
| 85814R107 | SPLP | STEEL PARTNERS HLDGS L P | $13,640 | 0.00% | 341 | Common | SOLE |
| 76152G100 | — | REVIVA PHARMACEUTCLS HLDGS I | $12,875 | 0.00% | 2,500 | PUT | SOLE |
| 37962G128 | — | GLOBAL STAR ACQUISITION INC | $12,764 | 0.00% | 118,400 | Common | SOLE |
| 76155X100 | RVMD | REVOLUTION MEDICINES INC | $11,472 | 0.00% | 400 | Common | SOLE |
| G89229135 | — | TMT ACQUISITION CORP | $10,858 | 0.00% | 49,900 | Common | SOLE |
| 04280A100 | ARWR | ARROWHEAD PHARMACEUTICALS IN | $9,180 | 0.00% | 300 | Common | SOLE |
| M8737E108 | — | TARO PHARMACEUTICAL INDS LTD | $8,356 | 0.00% | 200 | Common | SOLE |
| 574795100 | MASI | MASIMO CORP | $6,798 | 0.00% | 58 | Common | SOLE |
| 92243G108 | PCVX | VAXCYTE INC | $6,280 | 0.00% | 100 | Common | SOLE |
| 83422E204 | SLDB | SOLID BIOSCIENCES INC | $6,140 | 0.00% | 1,000 | Common | SOLE |
| 25056L103 | DSGN | DESIGN THERAPEUTICS INC | $5,300 | 0.00% | 2,000 | Common | SOLE |
| 252828108 | DNTH | DIANTHUS THERAPEUTICS INC | $5,002 | 0.00% | 481 | Common | SOLE |
| 54300N103 | — | LONGBOARD PHARMACEUTICALS IN | $4,824 | 0.00% | 800 | Common | SOLE |
| 282559103 | ETNBGBP | 89BIO INC | $4,803 | 0.00% | 430 | Common | SOLE |
| 29446K106 | EQ | EQUILLIUM INC | $4,700 | 0.00% | 6,500 | Common | SOLE |
| 67190B120 | OAKUR | OAK WOODS ACQUISITION CORP | $4,500 | 0.00% | 30,000 | Common | SOLE |
| 75062E106 | RFL | RAFAEL HLDGS INC | $4,326 | 0.00% | 2,364 | Common | SOLE |
| 901384107 | TSVT* | 2SEVENTY BIO INC | $4,270 | 0.00% | 1,000 | Common | SOLE |
| 74365U107 | TARA | PROTARA THERAPEUTICS INC | $4,114 | 0.00% | 2,194 | Common | SOLE |
| 185634102 | CLNNEUR | CLENE INC | $3,411 | 0.00% | 11,500 | Common | SOLE |
| 82686Q101 | SLN | SILENCE THERAPEUTICS PLC | $3,300 | 0.00% | 190 | Common | SOLE |
| 034569103 | ANEB | ANEBULO PHARMACEUTICALS INC | $2,945 | 0.00% | 1,217 | Common | SOLE |
| G3034H141 | EMCRF | EMBRACE CHANGE ACQUISITN COR | $2,718 | 0.00% | 18,000 | Common | SOLE |
| 52886N406 | LEXX | LEXARIA BIOSCIENCE CORP | $2,032 | 0.00% | 1,626 | Common | SOLE |
| 27877D112 | — | ECD AUTOMOTIVE DESIGN INC | $1,304 | 0.00% | 32,596 | Common | SOLE |
| 31561T128 | — | FEUTUNE LIGHT ACQUISITION CO | $1,275 | 0.00% | 15,000 | Common | SOLE |
| 37962G110 | — | GLOBAL STAR ACQUISITION INC | $1,200 | 0.00% | 120,000 | Common | SOLE |
| 89422G107 | TVTX | TRAVERE THERAPEUTICS INC | $899 | 0.00% | 100 | Common | SOLE |
| 15719Y121 | — | CETUS CAP ACQUISITION CORP | $873 | 0.00% | 4,999 | Common | SOLE |
| 67190B112 | — | OAK WOODS ACQUISITION CORP | $780 | 0.00% | 30,000 | Common | SOLE |
| G0135E126 | AIMWF | AIMFINITY INVESTMENT CORP I | $675 | 0.00% | 18,000 | Common | SOLE |
| 67022R111 | — | NUBIA BRAND INTERNATIONAL CO | $634 | 0.00% | 13,500 | Common | SOLE |
| 73245B115 | SBCWW | PONO CAP TWO INC | $558 | 0.00% | 19,800 | Common | SOLE |
| 36119D111 | FTIIW | FUTURETECH II ACQUISITION CO | $447 | 0.00% | 30,000 | Common | SOLE |
| 35088F115 | FORLW | FOUR LEAF ACQUISITION CORP | $285 | 0.00% | 9,487 | Common | SOLE |
| G3034H125 | EMCWF | EMBRACE CHANGE ACQUISITN COR | $234 | 0.00% | 18,000 | Common | SOLE |
| 31561T110 | — | FEUTUNE LIGHT ACQUISITION CO | $180 | 0.00% | 15,000 | Common | SOLE |
| 15719Y113 | — | CETUS CAP ACQUISITION CORP | $72 | 0.00% | 5,000 | Common | SOLE |
Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.