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13F-HR filed by ADAR1 Capital Management, LLC

ADAR1 Capital Management, LLC filed this 13F-HR for the quarter ended 2025-09-30, filed 2025-11-14, with 217 holding rows worth $1,064,573,342.

Accession
0001940272-25-000008
Filed
2025-11-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q3 2025

A holdings report, 220 entries on the cover page, a total value of $1,064,573,342 stated on the cover page (in dollars after the unit check, H1), rows summing to $1,064,573,342 with VALUE read as dollars as filed, 13F file number 028-23931. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
ABIVAX SA-00370M103SPONSORED ADS1,350,826$114,685,127dollars as filed
KEROS THERAPEUTICS INC COM492327101Stock5,389,264$85,258,156dollars as filed
PROTAGONIST THERAPEUTICS74366E102COM989,182$65,711,360dollars as filed
ROIVANT SCIENCES LTDG76279101SHS3,347,501$50,647,690dollars as filed
EA SERIES TRUST02072L565ALPHA ARCH 1-3337,125$38,385,053dollars as filed
SPY78462F103SHS54,684$36,429,387dollars as filed
IMMUNOVANT INC45258J102COM2,241,753$36,137,058dollars as filed
89BIO INC282559103COM2,113,153$31,063,349dollars as filed
SPY78462F103SHS45,500$30,311,190dollars as filedput
ZAI LAB LTD ADR98887Q104ADR868,780$29,442,954dollars as filed
CYTOKINETICS INC23282W605COM NEW518,921$28,519,898dollars as filed
SEPTERNA INC COM81734D104Stock1,176,491$22,129,796dollars as filed
PROTHENA CORP PLC SHSG72800108Stock1,469,098$14,338,396dollars as filed
BRIDGEBIO PHARMA INC10806X102COM273,414$14,201,123dollars as filed
Arbutus Biopharma Corp03879J100Common Shares, without par value2,903,226$13,180,646dollars as filed
RAPT THERAPEUTICS INC75382E208COM NEW507,771$13,095,414dollars as filed
CYTOMX THERAPEUTICS INC23284F105COMMON STOCK4,045,414$12,904,871dollars as filed
SPDR Bloomberg 1-3 Month T-Bill ETF78468R663SHS135,585$12,439,924dollars as filed
AMYLYX PHARMACEUTICALS INC03237H101COM866,202$11,771,685dollars as filed
UNIQURE NVN90064101SHS200,000$11,674,000dollars as filedcall
BIOAGE LABS INC COM09077V100Stock1,880,073$11,054,829dollars as filed
MONOPAR THERAPEUTICS INC61023L207COMMON STOCK129,999$10,617,018dollars as filed
CRINETICS PHARMACEUTICALS INC COM22663K107Stock248,368$10,344,527dollars as filed
LEXEO THERAPEUTICS INC52886X107COMMON STOCK1,531,953$10,172,168dollars as filed
CG ONCOLOGY INC156944100COMMON STOCK248,917$10,026,377dollars as filed
TAYSHA GENE THERAPIES INC877619106COMMON STOCK2,835,680$9,272,674dollars as filed
REGENERON PHARMACEUTICALS COM75886F107Stock15,700$8,827,639dollars as filed
IONIS PHARMACEUTICALS INC COM462222100Stock133,818$8,754,374dollars as filed
JANUX THERAPEUTICS INC47103J105COM351,032$8,579,222dollars as filed
INHIBIKASE THERAPEUTICS INC45719W205COMMON STOCK5,247,603$8,501,117dollars as filed
INVIVYD INC00534A102COMMON STOCK7,370,987$8,108,086dollars as filed
METSERA INC59267L107COM152,521$7,981,424dollars as filed
EQUILLIUM INC29446K106COM5,559,988$7,950,783dollars as filed
PERCEPTIVE CAPITAL SOLUTIONSG70077105CL A ORD SHS750,000$7,920,000dollars as filed
UNIQURE NVN90064101SHS133,316$7,781,655dollars as filed
VAXCYTE INC COM92243G108Stock213,064$7,674,565dollars as filed
REZOLUTE INC76200L309COMMON STOCK815,975$7,670,165dollars as filed
XENON PHARMACEUTICALS INC COM98420N105Stock189,098$7,592,285dollars as filed
ASCENDIS PHARMA A/S DKK 1.0 AD04351P101SPONSORED ADR36,345$7,225,749dollars as filed
SAVARA INC805111101COM1,988,288$7,098,188dollars as filed
SAREPTA THERAPEUTICS INC803607100COM349,807$6,740,781dollars as filed
REVOLUTION MEDICINES INC COM76155X100Stock139,136$6,497,651dollars as filed
AA MISSION ACQUISITION CORPG1000R101ORD SHS CL A578,359$6,084,337dollars as filed
BRIDGEBIO ONCOLOGY THERAPEUT107924102COM NEW501,228$5,804,220dollars as filed
VERONA PHARMA PLC925050106SPONSORED ADS51,450$5,490,230dollars as filed
OAKTREE ACQUISITION CORP IIIG6717R120UNIT 10/04/2029516,482$5,479,874dollars as filed
TEVA PHARMACEUTICAL INDS LTD SPONSORED ADS881624209ADR267,816$5,409,883dollars as filed
RHYTHM PHARMACEUTICALS INC76243J105COM49,571$5,006,175dollars as filed
ATAIBECKLEY INCN0731H103Equity913,242$4,831,050dollars as filed
UNITED THERAPEUTICS CORP DEL COM91307C102Stock11,200$4,695,152dollars as filed
VIKING THERAPEUTICS INC92686J106COM175,919$4,623,151dollars as filed
Bridgebio Pharma Inc Note 2.250 percent 2/010806XAD4Convertible45,000$4,447,125dollars as filedprincipal
AA MISSION ACQUISITION CORPG1000R101ORD SHS CL A405,089$4,261,536dollars as filedcall
REPLIMUNE GROUP INC76029N106COMMON STOCK978,894$4,101,566dollars as filed
NEKTAR THERAPEUTICS640268306COMMON STOCK72,007$4,097,198dollars as filed
SPDR SER TR78464A870S&P BIOTECH40,000$4,008,000dollars as filedput
ESTABLISHMENT LABS HOLDINGSG31249108COMMON STOCK90,688$3,717,301dollars as filed
SANOFI SA SPONSORED ADR80105N105ADR74,212$3,502,806dollars as filed
KRYSTAL BIOTECH INC COM501147102Stock18,523$3,269,865dollars as filed
NEWAMSTERDAM PHARMA CO NVN62509109COMMON STOCK114,359$3,252,370dollars as filed
FULCRUM THERAPEUTICS INC359616109COMMON STOCK341,612$3,142,830dollars as filed
MERUS N VN5749R100COM33,313$3,136,419dollars as filed
MINERALYS THERAPEUTICS INC603170101COM78,238$2,966,785dollars as filed
KINIKSA PHARMACEUTICALS INTL P ORD SHS CL AG52694109Stock75,187$2,919,511dollars as filed
CELLDEX THERAPEUTICS INC NEW15117B202COM NEW109,442$2,831,265dollars as filed
ZURA BIO LTDG9TY5A101COMMON STOCK652,154$2,823,827dollars as filed
BRIDGEBIO PHARMA INC10806XAB8NOTE 2.500% 3/120,000$2,811,500dollars as filedprincipal
Vertex Pharmaceuticals Incorporated92532F100COM7,000$2,741,480dollars as filed
ARCELLX INC COMMON STOCK03940C100Stock31,484$2,584,836dollars as filed
BIOGEN INC COM09062X103Stock18,000$2,521,440dollars as filed
DELCATH SYSTEMS INC24661P807COMMON STOCK224,385$2,412,139dollars as filed
AVIDITY BIOSCIENCES INC COM05370A108Stock53,656$2,337,792dollars as filed
MADRIGAL PHARMACEUTICALS INC COM558868105Stock4,895$2,245,141dollars as filed
A SPAC III ACQUISITION CORPG0544A103ORD SHS CL A215,000$2,223,100dollars as filed
MASIMO CORP COM574795100Stock15,000$2,213,250dollars as filed
VIRIDIAN THERAPEUTICS INC92790C104COM101,704$2,194,772dollars as filed
SUMMIT THERAPEUTICS INC86627T108COM102,969$2,127,340dollars as filed
CIDARA THERAPEUTICS INC171757206COM NEW21,522$2,060,947dollars as filed
REGENXBIO INC75901B107COM205,409$1,982,197dollars as filed
KORRO BIO INC500946108COMMON STOCK40,235$1,926,854dollars as filed
ROCKET PHARMACEUTICALS INC77313F106COM575,800$1,877,108dollars as filed
OMNIAB INC68218J103COM1,090,628$1,745,005dollars as filed
ARROWHEAD PHARMACEUTICALS IN04280A100COM49,800$1,717,602dollars as filed
SOLENO THERAPEUTICS INC834203309COM25,230$1,705,548dollars as filed
DYNAVAX TECHNOLOGIES CORP268158201COM NEW170,000$1,688,100dollars as filed
ALKERMES PLCG01767105SHS56,200$1,686,000dollars as filed
MONTE ROSA THERAPEUTICS INC61225M102COM215,752$1,598,722dollars as filed
Merck & Co.,Inc.58933Y105COM18,540$1,556,062dollars as filed
Cohen Circle Acquisit Corp I Unit 07/01/2030G2254C105Unit150,000$1,542,000dollars as filed
ACUMEN PHARMACEUTICALS INC00509G209CMN891,183$1,523,923dollars as filed
XENCOR INC98401F105COMMON STOCK128,865$1,511,586dollars as filed
AGIOS PHARMACEUTICALS INC00847X104COM37,000$1,485,180dollars as filed
WW INTL INC98262P200COM NEW52,450$1,435,032dollars as filed
ASTRIA THERAPEUTICS INC COM04635X102Stock193,934$1,411,840dollars as filed
CENTESSA PHARMACEUTICALS PLC152309100SPONSORED ADS53,666$1,301,401dollars as filed
CORTEXYME INC22053A107COM775,034$1,263,305dollars as filed
Pfizer Inc.717081103COM44,400$1,131,312dollars as filed
MOONLAKE IMMUNOTHERAPEUTICS CLASS A ORD61559X104Stock151,495$1,086,219dollars as filed
GRACE THERAPEUTICS INC00439U104COM350,450$1,043,290dollars as filed
NUVALENT INC COM670703107Stock11,842$1,024,096dollars as filed
BEST SPAC I ACQUISITION CORPG1069P137UNIT 05/27/2030100,000$1,016,000dollars as filed
ELECTRONIC ARTS INC COM285512109Stock4,936$995,591dollars as filed
BIONTECH SE SPONSORED ADS09075V102ADR10,000$986,200dollars as filed
CONTINEUM THERAPEUTICS INC CL A21217B100Stock77,961$916,042dollars as filed
ANTERIS TECHNOLOGIES GLOBAL03675P102COMMON STOCK197,615$889,268dollars as filed
TECTONIC THERAPEUTIC INC878972108COMMON STOCK56,007$878,750dollars as filed
WAVE LIFE SCIENCES LTD SHSY95308105Stock119,067$871,570dollars as filed
KEEN VISION ACQUISITION CORPG52443119SHS75,000$863,258dollars as filedcall
PHARVARIS NVN69605108COMMON STOCK34,124$851,394dollars as filed
UROGEN PHARMA LTDM96088105COMMON STOCK40,000$798,000dollars as filedcall
Eli Lilly and Company532457108COM1,000$763,000dollars as filed
LARIMAR THERAPEUTICS INC517125100COM235,689$761,275dollars as filed
SCHOLAR ROCK HLDG CORP80706P103COM20,087$748,040dollars as filed
DENALI THERAPEUTICS INC COM24823R105Stock51,516$748,012dollars as filed
ACLARIS THERAPEUTICS INC COM00461U105Stock373,682$709,996dollars as filed
LITE STRATEGY INC55279B301COM292,397$707,601dollars as filed
ARVINAS INC04335A105COM82,591$703,675dollars as filed
UROGEN PHARMA LTDM96088105COMMON STOCK35,000$698,250dollars as filed
FULCRUM THERAPEUTICS INC359616109COMMON STOCK75,000$690,000dollars as filedcall
SUPERNUS PHARMACEUTICALS868459108COM14,418$689,036dollars as filed
CERIDIAN HCM HLDG INC15677J108COM10,000$688,900dollars as filed
MAZE THERAPEUTICS INC COM578784100Stock26,045$675,347dollars as filed
EDGEWISE THERAPEUTICS INC28036F105COM40,000$648,800dollars as filed
ALIBABA GROUP HLDG LTD01609W102SPONSORED ADS3,578$639,496dollars as filed
GERON CORP374163103COM456,176$624,961dollars as filed
ARS PHARMACEUTICALS INC82835W108COM59,230$595,262dollars as filed
SPYRE THERAPEUTICS INC00773J202COM NEW34,051$570,695dollars as filed
GOSSAMER BIO INC COM38341P102Stock212,531$558,957dollars as filed
AMERICAN EXCEPTIONALISM ACQUG0273J101ORD CL A50,000$546,500dollars as filed
IDEAYA BIOSCIENCES INC COM45166A102Stock20,000$544,200dollars as filed
LENZ THERAPEUTICS INC52635N103COM11,619$541,213dollars as filed
NEUROGENE INC64135M105COMMON STOCK30,633$530,870dollars as filed
BRIGHTHOUSE FINL INC10922N103COM10,000$530,800dollars as filed
Globa Terra Acquisition Cor Unit 99/99/9999G3933N108Unit50,000$508,500dollars as filed
PHATHOM PHARMACEUTICALS INC71722W107COMMON STOCK42,900$504,933dollars as filed
WISDOMTREE TR97717Y527FLOATNG RAT TREA10,000$502,700dollars as filed
KEZAR LIFE SCIENCES INC49372L209COM NEW124,967$487,371dollars as filed
KURA ONCOLOGY INC COM50127T109Stock55,000$486,750dollars as filed
ASSEMBLY BIOSCIENCES INC045396207COMMON STOCK18,947$485,043dollars as filed
DYNE THERAPEUTICS INC COM26818M108Stock37,663$476,437dollars as filed
KIORA PHARMACEUTICALS INC49721T507COM167,941$466,876dollars as filed
APELLIS PHARMACEUTICALS INC03753U106COM20,000$452,600dollars as filed
INSPIRE MED SYS INC COM457730109Stock6,000$445,200dollars as filed
NOVOCURE LTDG6674U108ORD SHS34,000$439,280dollars as filed
INTELLIGENT BIO SOLUTIONS IN36151G600COM426,433$434,962dollars as filed
SURGERY PARTNERS INC86881A100COM20,000$432,800dollars as filed
STRUCTURE THERAPEUTICS INC COMP86366E106EQUITY15,200$425,600dollars as filed
AVALO THERAPEUTICS INC05338F306COMMON STOCK32,393$411,715dollars as filed
TENAX THERAPEUTICS INC88032L605COM NEW53,428$406,587dollars as filed
VISTAGEN THERAPEUTICS INC92840H400COM113,062$401,370dollars as filed
ORUKA THERAPEUTICS INC COM687604108Stock20,840$400,753dollars as filed
NOVOCURE LTDG6674U108ORD SHS30,000$387,600dollars as filedcall
BIOHAVEN LTDG1110E107COM25,000$375,250dollars as filedcall
GUARDANT HEALTH INC COM40131M109Stock6,000$374,880dollars as filed
BIOHAVEN LTDG1110E107COM24,341$365,358dollars as filed
OLEMA PHARMACEUTICALS INC68062P106COM36,200$354,398dollars as filed
JD.COM INC SPON ADS CL A47215P106ADR10,000$349,800dollars as filed
PULMONX CORP745848101COM214,497$347,485dollars as filed
CONTEXT THERAPEUTICS INC21077P108COM351,094$340,140dollars as filed
JAZZ PHARMACEUTICALS PLC SHS USDG50871105Stock2,500$329,500dollars as filed
AVANTOR INC COM05352A100Stock25,000$312,000dollars as filed
AGRICULTURE & NAT SOL ACQ COG0131Y100SHS CL A27,062$295,517dollars as filed
AKERO THERAPEUTICS INC00973Y108COM6,143$291,670dollars as filed
NURIX THERAPEUTICS INC67080M103COMMON STOCK31,200$288,288dollars as filed
PROCAP ACQUISITION CORPG7257A113UNIT 05/16/203026,940$282,870dollars as filed
HARMONY BIOSCIENCES HLDGS IN413197104COM10,245$282,352dollars as filed
ULTRAGENYX PHARMACEUTICAL IN90400D108COM9,000$270,720dollars as filed
CLIMB BIO INC28658R106COMMON STOCK133,530$268,395dollars as filed
BIOMARIN PHARMACEUTICAL INC09061G101COM4,900$265,384dollars as filed
Ventyx Biosciences Inc92332V107Common Stock81,600$253,776dollars as filed
DYNE THERAPEUTICS INC COM26818M108Stock20,000$253,000dollars as filedcall
OLEMA PHARMACEUTICALS INC68062P106COM25,000$244,750dollars as filedcall
ALUMIS INC022307102COM61,291$244,551dollars as filed
FILANA THERAPEUTICS INC14817C107CMN81,000$235,710dollars as filed
THERAPEUTICSMD INC88338N206COM NEW209,210$224,901dollars as filed
KALA BIO INC483119202COM NEW141,995$217,252dollars as filed
SPERO THERAPEUTICS INC84833T103COM115,539$217,213dollars as filed
BICARA THERAPEUTICS INC055477103COM13,705$216,402dollars as filed
Inflarx NvN44821101COM159,479$213,702dollars as filed
REPLIMUNE GROUP INC76029N106COMMON STOCK50,000$209,500dollars as filedcall
Day One Biopharmaceuticals Inc23954D109Common Stock28,023$197,562dollars as filed
CYBIN INC23256X407COM NEW33,278$196,007dollars as filed
COMPASS THERAPEUTICS INC20454B104COM50,000$175,000dollars as filed
RECURSION PHARMACEUTICALS IN75629V104CL A35,000$170,800dollars as filed
PEPGEN INC COM713317105Stock36,842$170,210dollars as filed
KARYOPHARM THERAPEUTICS INC48576U205COMMON STOCK25,000$163,500dollars as filed
VOYAGER THERAPEUTICS INC92915B106COMMON STOCK35,000$163,450dollars as filed
ATYR PHARMA INC002120202COM NEW222,500$160,512dollars as filedput
PROTARA THERAPEUTICS INC74365U107COM STK35,223$153,220dollars as filed
ACHIEVE LIFE SCIENCES INC004468500COMMON STOCK47,800$150,570dollars as filed
CLOVER HEALTH INVESTMENTS CO18914F103COMMON STOCK48,300$147,798dollars as filed
4D MOLECULAR THERAPEUTICS INC COM35104E100Stock16,712$145,227dollars as filed
GOSSAMER BIO INC COM38341P102Stock55,100$144,913dollars as filedcall
PMV PHARMACEUTICALS INC69353Y103COM101,008$141,411dollars as filed
GENERATION BIO CO37148K209COM NEW22,144$135,521dollars as filed
CORBUS PHARMACEUTICALS21833P301COM NEW10,200$129,030dollars as filed
ATYR PHARMA INC002120202COM NEW175,000$126,245dollars as filed
MOONLAKE IMMUNOTHERAPEUTICS CLASS A ORD61559X104Stock17,000$121,890dollars as filedcall
KALVISTA PHARMACEUTICALS INC483497103COM10,000$121,800dollars as filed
IOVANCE BIOTHERAPEUTICS INC462260100COM50,000$108,500dollars as filedcall
ORGANON & CO COMMON STOCK68622V106Stock10,000$106,800dollars as filed
SILENCE THERAPEUTICS PLC82686Q101ADS18,643$96,757dollars as filed
ZENTALIS PHARMACEUTICALS INC98943L107COMMON STOCK50,000$75,500dollars as filed
TERNS PHARMACEUTICALS INC COM880881107Stock10,000$75,100dollars as filed
SOLIDION TECHNOLOGY INC834212201COM NEW13,500$62,640dollars as filedcall
ATYR PHARMA INC002120202COM NEW84,800$61,175dollars as filedcall
A SPAC III ACQUISITION CORPG0544A145RIGHT 01/02/2026215,000$40,979dollars as filed
BIOMX INC09090D301COM77,656$40,769dollars as filed
SAB BIOTHERAPEUTICS INC78397T202COMMON STOCK15,000$30,150dollars as filed
MINERVA NEUROSCIENCES INC603380205COM NEW12,406$26,115dollars as filed
MURAL ONCOLOGY PUB LTD COG63365103ORD SHS11,855$24,540dollars as filed
IBIO INC451033708CMN27,000$22,351dollars as filed
PROQR THERAPEUTICS NVN71542109SHS EURO10,000$21,300dollars as filed
FRACTYL HEALTH INC35168W103COM13,097$20,824dollars as filed
COHERUS ONCOLOGY INC19249H103COM10,366$17,000dollars as filed
OVID THERAPEUTICS INC690469101COMMON STOCK12,846$16,700dollars as filed
CYPHERPUNK TECHNOLOGIES INC52187K200COM NEW25,830$11,727dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001940272-25-000008this filing2025-11-14acceptance time not in the bulk data set