Adar1 Capital Management, LLC Top Holdings and 13F Report (2025) About Adar1 Capital Management, LLCInvestment ActivityAdar1 Capital Management, LLC has $652.09 million in total holdings as of June 30, 2025.Adar1 Capital Management, LLC owns shares of 203 different stocks, but just 37 companies or ETFs make up 80% of its holdings.Approximately 34.11% of the portfolio was purchased this quarter.About 20.96% of the portfolio was sold this quarter.This quarter, Adar1 Capital Management, LLC has purchased 198 new stocks and bought additional shares in 63 stocks.Adar1 Capital Management, LLC sold shares of 52 stocks and completely divested from 39 stocks this quarter.Largest Holdings Keros Therapeutics $71,946,674Protagonist Therapeutics $52,399,774SPDR S&P 500 ETF Trust $39,038,234Alpha Architect 1-3 Month Box ETF $37,987,245Zai Lab $29,739,782 Largest New Holdings this Quarter 78462F103 - SPDR S&P 500 ETF Trust $39,038,234 HoldingG72800108 - Prothena $20,486,305 Holding75382E208 - RAPT THERAPEUTICS INC $6,265,736 Holding462222100 - Ionis Pharmaceuticals $5,865,694 Holding92539P101 - Verve Therapeutics $5,267,072 Holding Largest Purchases this Quarter Keros Therapeutics 3,902,803 shares (about $52.10M)SPDR S&P 500 ETF Trust 63,184 shares (about $39.04M)Prothena 3,375,009 shares (about $20.49M)CytomX Therapeutics 3,034,378 shares (about $6.89M)ABIVAX SA 861,321 shares (about $6.59M) Largest Sales this Quarter Roivant Sciences 1,542,607 shares (about $17.39M)SpringWorks Therapeutics 198,696 shares (about $9.34M)Immunovant 433,800 shares (about $6.94M)ANTERIS TECHNOLOGIES GLOBAL 1,146,548 shares (about $4.35M)Soleno Therapeutics 51,500 shares (about $4.31M) Sector Allocation Over TimeMap of 500 Largest Holdings ofAdar1 Capital Management, LLC Selling Neutral Buying Latest 13F Holdings and Changes Since Previous Quarterly FilingIssuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSectorKROSKeros Therapeutics$71,946,674$52,102,420 ▲262.6%5,389,26411.0%MedicalPTGXProtagonist Therapeutics$52,399,774$464,268 ▲0.9%948,0698.0%MedicalSPYSPDR S&P 500 ETF Trust$39,038,234$39,038,234 ▲New Holding63,1846.0%FinanceBOXXAlpha Architect 1-3 Month Box ETF$37,987,2450.0%337,1255.8%ETFZLABZai Lab$29,739,782$3,162,022 ▼-9.6%850,4374.6%MedicalABIVAX SA$23,495,751$6,589,106 ▲39.0%3,071,3403.6%SPONSORED ADSROIVRoivant Sciences$21,872,782$17,385,181 ▼-44.3%1,940,7973.4%MedicalPRTAProthena$20,486,305$20,486,305 ▲New Holding3,375,0093.1%MedicalCYTKCytokinetics$19,234,137$6,324,451 ▲49.0%582,1472.9%MedicalCG ONCOLOGY INC$13,603,616$5,774,132 ▲73.7%523,2162.1%COMBILSPDR Bloomberg 1-3 Month T-Bill ETF$12,437,2120.0%135,5851.9%ETFBBIOBridgeBio Pharma$11,212,076$3,453,364 ▼-23.5%259,6591.7%MedicalIKTInhibikase Therapeutics$9,988,1050.0%5,122,1051.5%MedicalSEPTERNA INC$8,955,189$1,335,826 ▲17.5%847,2271.4%COMABUSArbutus Biopharma$8,731,639$2,925,176 ▲50.4%2,825,7731.3%MedicalETNB89BIO$8,602,153$704,713 ▲8.9%875,9831.3%MedicalIMVTImmunovant$8,561,056$6,940,800 ▼-44.8%535,0661.3%MedicalSVRASavara$8,209,528$5,108,064 ▲164.7%3,600,6701.3%MedicalXENEXenon Pharmaceuticals$8,122,444$4,130,192 ▲103.5%259,5031.2%MedicalBIOAGE LABS INC$8,000,318$3,989,675 ▲99.5%1,937,1231.2%COMPERCEPTIVE CAP SOLUTIONS COR$7,965,0000.0%750,0001.2%CL A ORD SHSAMLXAmylyx Pharmaceuticals$7,724,697$1,708,175 ▼-18.1%1,205,1011.2%MedicalJANXJanux Therapeutics$7,553,423$2,117,785 ▼-21.9%326,9881.2%MedicalCTMXCytomX Therapeutics$6,994,810$6,888,038 ▲6,451.2%3,081,4141.1%MedicalTSHATaysha Gene Therapies$6,952,800$4,489,626 ▲182.3%3,009,8701.1%MedicalSAGESage Therapeutics$6,580,983$190,572 ▼-2.8%721,5991.0%MedicalRAPT THERAPEUTICS INC$6,265,736$6,265,736 ▲New Holding783,2171.0%COM NEWAA MISSION ACQUISITION CORP$6,026,5010.0%578,3590.9%ORD SHS CL AIONSIonis Pharmaceuticals$5,865,694$5,865,694 ▲New Holding148,4610.9%MedicalTEVATeva Pharmaceutical Industries$5,796,915$2,981,419 ▼-34.0%345,8780.9%MedicalOAKTREE ACQUISITION CORP III$5,479,8740.0%516,4820.8%UNIT 10/04/2029VERVVerve Therapeutics$5,267,072$5,267,072 ▲New Holding469,0180.8%MedicalRVMDRevolution Medicines$4,934,863$1,581,970 ▼-24.3%134,1360.8%MedicalHELIX ACQUISITION CORP II$4,700,571$287,951 ▼-5.8%442,6150.7%CL A ORD SHSSRPTSarepta Therapeutics$4,536,852$2,434,903 ▲115.8%265,3130.7%MedicalSHYiShares 1-3 Year Treasury Bond ETF$4,419,504$4,143,000 ▼-48.4%53,3370.7%ManufacturingRZLTRezolute$4,412,265$565,305 ▼-11.4%989,2970.7%MedicalBRIDGEBIO PHARMA INC$4,189,5000.0%4,500,0000.6%NOTE 2.250% 2/0MLYSMineralys Therapeutics$4,087,751$523,611 ▲14.7%302,1250.6%MedicalCNTACentessa Pharmaceuticals$3,899,505$1,059,084 ▲37.3%296,7660.6%MedicalMONOPAR THERAPEUTICS INC$3,612,850$7,156 ▲0.2%100,9740.6%COM NEWARDXArdelyx$3,587,310$1,663,597 ▲86.5%915,1300.6%MedicalTHRDThird Harmonic Bio$3,382,200$2,839,200 ▲522.9%622,8730.5%MedicalPCVXVaxcyte$3,187,020$2,770,892 ▲665.9%98,0320.5%MedicalRYTMRhythm Pharmaceuticals$2,868,194$537,115 ▲23.0%45,3900.4%MedicalVRNAVerona Pharma PLC American Depositary Share$2,690,801$799,201 ▲42.3%28,4500.4%MedicalBRIDGEBIO PHARMA INC$2,487,2000.0%2,000,0000.4%NOTE 2.500% 3/1ALECAlector$2,412,936$1,880,474 ▲353.2%1,723,5260.4%MedicalVRDNViridian Therapeutics$2,384,960$1,280,540 ▲115.9%170,5980.4%MedicalSMMTSummit Therapeutics$2,383,360$255,360 ▲12.0%112,0000.4%MedicalA SPAC III ACQUISITION CORP$2,203,7500.0%215,0000.3%ORD SHS CL ACRMDCorMedix$2,156,000$2,156,000 ▲New Holding175,0000.3%MedicalNAMSNewAmsterdam Pharma$2,034,821$2,034,821 ▲New Holding112,3590.3%MedicalDCTHDelcath Systems$2,031,6360.0%149,3850.3%MedicalANTERIS TECHNOLOGIES GLOBAL$2,014,442$4,345,417 ▼-68.3%531,5150.3%COMBPMCBlueprint Medicines$1,922,700$1,922,700 ▲New Holding15,0000.3%MedicalVKTXViking Therapeutics$1,797,044$222,600 ▲14.1%67,8130.3%MedicalAKROAkero Therapeutics$1,768,510$2,027,679 ▼-53.4%33,1430.3%MedicalREGNRegeneron Pharmaceuticals$1,764,525$1,050,000 ▲147.0%3,3610.3%MedicalRGNXREGENXBIO$1,706,186$1,170,204 ▼-40.7%207,8180.3%MedicalDVAXDynavax Technologies$1,686,4000.0%170,0000.3%MedicalMLTXMoonLake Immunotherapeutics$1,619,621$1,363,608 ▲532.6%34,3140.2%MedicalORUKA THERAPEUTICS INC$1,600,564$112,100 ▲7.5%142,7800.2%COMKINIKSA PHARMACEUTICALS INTL$1,564,462$418,592 ▲36.5%56,5400.2%ORD SHS CL ACRNXCrinetics Pharmaceuticals$1,527,8750.0%53,1250.2%MedicalTECTONIC THERAPEUTIC INC$1,460,544$216,623 ▲17.4%73,5050.2%COMSLNOSoleno Therapeutics$1,451,907$4,314,669 ▼-74.8%17,3300.2%MedicalSRRKScholar Rock$1,405,359$4,158,378 ▼-74.7%39,6770.2%MedicalATXSAstria Therapeutics$1,338,103$2,101,357 ▼-61.1%249,6460.2%MedicalNEKTAR THERAPEUTICS$1,312,569$1,312,569 ▲New Holding50,7960.2%COM NEWALKSAlkermes$1,287,450$1,287,450 ▲New Holding45,0000.2%MedicalVIRVir Biotechnology$1,260,0000.0%250,0000.2%MedicalAGIOAgios Pharmaceuticals$1,194,034$266,080 ▲28.7%35,9000.2%MedicalCLDXCelldex Therapeutics$1,169,433$872,323 ▲293.6%57,4660.2%MedicalSWTXSpringWorks Therapeutics$1,131,613$9,336,724 ▼-89.2%24,0820.2%MedicalESTAEstablishment Labs$1,067,750$726,070 ▲212.5%25,0000.2%MedicalABOSAcumen Pharmaceuticals$1,062,772$893,200 ▲526.7%916,1830.2%MedicalCIDARA THERAPEUTICS INC$1,048,337$28,447 ▲2.8%21,5220.2%COM NEWZURAZura Bio$1,047,424$1,893,818 ▼-64.4%997,5470.2%MedicalBEST SPAC I ACQUISITION CORP$1,004,000$1,004,000 ▲New Holding100,0000.2%UNIT 05/27/2030ARGXargenex$969,596$638,864 ▲193.2%1,7590.1%MedicalMRUSMerus$963,264$2,558,833 ▼-72.7%18,3130.1%MedicalALDXAldeyra Therapeutics$957,194$146,846 ▲18.1%249,9200.1%MedicalPFEPfizer$955,056$39,996 ▼-4.0%39,4000.1%MedicalARVNArvinas$947,725$1,358,560 ▼-58.9%128,7670.1%MedicalACLXArcellx$919,3980.0%13,9620.1%MedicalNUVLNuvalent$903,545$903,545 ▲New Holding11,8420.1%MedicalTENAX THERAPEUTICS INC$896,008$500,060 ▲126.3%155,5570.1%COM NEWSGRYSurgery Partners$889,2000.0%40,0000.1%MedicalARWRArrowhead Pharmaceuticals$872,160$17,380 ▼-2.0%55,2000.1%MedicalKORRO BIO INC$859,499$1,249 ▲0.1%68,8150.1%COMKEEN VISION ACQUISITION CORP$852,750$852,750 ▲New Holding75,0000.1%SHSVTGNVistaGen Therapeutics$841,5300.0%420,7650.1%MedicalBHVNBiohaven$809,082$489,617 ▲153.3%57,3410.1%MedicalAPOGEE THERAPEUTICS INC$784,780$3,768,985 ▼-82.8%18,0700.1%COMWVEWAVE Life Sciences$746,291$596,141 ▲397.0%114,8140.1%MedicalKALAKALA BIO$713,191$709,835 ▼-49.9%149,8300.1%MedicalLRMRLarimar Therapeutics$686,678$686,678 ▲New Holding237,6050.1%MedicalRCKTRocket Pharmaceuticals$675,710$83,300 ▲14.1%275,8000.1%MedicalKEZAR LIFE SCIENCES INC$675,1100.0%147,4040.1%COM NEWShowing largest 100 holdings. View all holdings. More Institutional Buying and Selling Information SEC Filings and Trading Data SEC Filings 13F Filings Top 13F Buys Top 13F Sells Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
MarketBeat All Access