Monashee Investment Management LLC Top Holdings and 13F Report (2025) About Monashee Investment Management LLCInvestment ActivityMonashee Investment Management LLC has $729.20 million in total holdings as of December 31, 2024.Monashee Investment Management LLC owns shares of 38 different stocks, but just 7 companies or ETFs make up 80% of its holdings.Approximately 13.71% of the portfolio was purchased this quarter.About 38.34% of the portfolio was sold this quarter.This quarter, Monashee Investment Management LLC has purchased 110 new stocks and bought additional shares in 7 stocks.Monashee Investment Management LLC sold shares of 8 stocks and completely divested from 92 stocks this quarter.Largest Holdings iShares Core S&P 500 ETF $165,164,288Vanguard S&P 500 ETF $164,773,486Vanguard FTSE Developed Markets ETF $83,044,212iShares Core MSCI EAFE ETF $62,150,824Vanguard FTSE Emerging Markets ETF $47,455,742 Largest New Holdings this Quarter 363576109 - Arthur J. Gallagher & Co. $19,869,500 Holding514952100 - LANDBRIDGE COMPANY LLC $8,070,930 Holding097023105 - Boeing $7,080,000 HoldingG0260P102 - AMER SPORTS INC $6,430,800 Holding00258Y104 - ABACUS LIFE INC $6,342,300 Holding Largest Purchases this Quarter Arthur J. Gallagher & Co. 70,000 shares (about $19.87M)LANDBRIDGE COMPANY LLC 124,937 shares (about $8.07M)Vanguard S&P 500 ETF 14,200 shares (about $7.65M)iShares Core S&P 500 ETF 12,900 shares (about $7.60M)Boeing 40,000 shares (about $7.08M) Largest Sales this Quarter AerCap 90,000 shares (about $8.61M)Kodiak Gas Services 65,494 shares (about $2.67M)MDXHEALTH SA 792,000 shares (about $1.88M)Archer Aviation 153,760 shares (about $1.50M)Structure Therapeutics 27,608 shares (about $748.73K) Sector Allocation Over TimeMap of 500 Largest Holdings ofMonashee Investment Management LLC Selling Neutral Buying Latest 13F Holdings and Changes Since Previous Quarterly FilingIssuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSectorIVViShares Core S&P 500 ETF$165,164,288$7,595,520 ▲4.8%280,51022.7%ETFVOOVanguard S&P 500 ETF$164,773,486$7,651,102 ▲4.9%305,81022.6%ETFVEAVanguard FTSE Developed Markets ETF$83,044,212$1,864,980 ▲2.3%1,736,60011.4%ETFIEFAiShares Core MSCI EAFE ETF$62,150,824$949,050 ▲1.6%884,0808.5%ETFVWOVanguard FTSE Emerging Markets ETF$47,455,742$484,440 ▲1.0%1,077,5606.5%ETFIEMGiShares Core MSCI Emerging Markets ETF$40,319,062$417,760 ▲1.0%772,1005.5%ETFITOTiShares Core S&P Total U.S. Stock Market ETF$27,172,2610.0%211,2603.7%ETFVTIVanguard Total Stock Market ETF$27,143,6050.0%93,6603.7%ETFAJGArthur J. Gallagher & Co.$19,869,500$19,869,500 ▲New Holding70,0002.7%FinanceLANDBRIDGE COMPANY LLC$8,070,930$8,070,930 ▲New Holding124,9371.1%CL ASABLE OFFSHORE CORP$7,900,500$114,500 ▼-1.4%345,0001.1%COM SHSBABoeing$7,080,000$7,080,000 ▲New Holding40,0001.0%AerospaceAMER SPORTS INC$6,430,800$6,430,800 ▲New Holding230,0000.9%COM SHSABACUS LIFE INC$6,342,300$6,342,300 ▲New Holding810,0000.9%CL ABDSXBiodesix$5,356,3450.0%3,500,8790.7%MedicalACHRArcher Aviation$4,350,840$1,499,160 ▼-25.6%446,2400.6%AerospaceLUNRIntuitive Machines$4,267,600$4,267,600 ▲New Holding235,0000.6%AerospaceLMATLeMaitre Vascular$3,685,600$3,685,600 ▲New Holding40,0000.5%MedicalGPCRStructure Therapeutics$3,579,840$748,729 ▼-17.3%132,0000.5%MedicalBOEING CO$3,044,500$3,044,500 ▲New Holding50,0000.4%DEP CONV PFD AAERAerCap$2,871,000$8,613,000 ▼-75.0%30,0000.4%TransportationYNDXYandex$2,770,000$2,770,000 ▲New Holding100,0000.4%Computer and TechnologyCONFLUENT INC$2,704,020$2,704,020 ▲New Holding3,000,0000.4%NOTE 1/1PG&E CORP$2,552,982$2,552,982 ▲New Holding51,2750.4%PFD CONV SER ACRGYCrescent Energy$2,337,600$438,300 ▲23.1%160,0000.3%EnergyCOMPCompass$2,222,415$2,222,415 ▲New Holding379,9000.3%Computer and TechnologyACRSAclaris Therapeutics$2,204,442$2,204,442 ▲New Holding888,8880.3%MedicalEVGO INC$1,984,500$1,984,500 ▲New Holding490,0000.3%CL A COMSRRKScholar Rock$1,944,900$1,944,900 ▲New Holding45,0000.3%MedicalKGSKodiak Gas Services$1,926,727$2,674,120 ▼-58.1%47,1890.3%EnergySLDBSolid Biosciences$1,920,000$20,000 ▼-1.0%480,0000.3%MedicalCLOUDFLARE INC$1,440,945$1,440,945 ▲New Holding1,500,0000.2%NOTE 8/1NAMSNewAmsterdam Pharma$1,285,000$1,285,000 ▲New Holding50,0000.2%MedicalCG ONCOLOGY INC$1,057,489$1,057,489 ▲New Holding36,8720.1%COMSOISolaris Oilfield Infrastructure$863,400$863,400 ▲New Holding30,0000.1%EnergySERVICETITAN INC$771,525$771,525 ▲New Holding7,5000.1%SHS CL ACMPXCompass Therapeutics$649,838$75,162 ▼-10.4%448,1640.1%MedicalMDXHEALTH SA$492,960$1,877,040 ▼-79.2%208,0000.1%SHS NEWCWSTCasella Waste Systems$0$13,431,150 ▼-100.0%00.0%Business ServicesVIKING HOLDINGS LTD$0$11,164,800 ▼-100.0%00.0%ORD SHSAMERICAN HEALTHCARE REIT INC$0$9,787,500 ▼-100.0%00.0%COM SHSLINEAGE INC$0$9,405,600 ▼-100.0%00.0%COMNEMNewmont$0$8,017,500 ▼-100.0%00.0%Basic MaterialsHEWLETT PACKARD ENTERPRISE C$0$7,563,750 ▼-100.0%00.0%7.625 MAND CONVGEHCGE HealthCare Technologies$0$6,569,500 ▼-100.0%00.0%MedicalGE VERNOVA INC$0$6,374,500 ▼-100.0%00.0%COMUL SOLUTIONS INC$0$5,844,170 ▼-100.0%00.0%CLASS A COM SHSGTESGates Industrial$0$5,440,500 ▼-100.0%00.0%IndustrialsPACS GROUP INC$0$5,395,950 ▼-100.0%00.0%COM SHSPALANTIR TECHNOLOGIES INC$0$4,836,000 ▼-100.0%00.0%CL ANEXTERA ENERGY INC$0$4,713,250 ▼-100.0%00.0%UNIT 06/01/2027PCVXVaxcyte$0$4,570,800 ▼-100.0%00.0%MedicalARDENT HEALTH PARTNERS INC$0$4,486,356 ▼-100.0%00.0%COMMSTRStrategy$0$4,467,900 ▼-100.0%00.0%Computer and TechnologyCIDARA THERAPEUTICS INC$0$3,967,814 ▼-100.0%00.0%COM NEWHESMHess Midstream$0$3,879,700 ▼-100.0%00.0%EnergyCRBGCorebridge Financial$0$3,841,014 ▼-100.0%00.0%FinanceHEIHEICO$0$3,660,720 ▼-100.0%00.0%AerospacePWPPerella Weinberg Partners$0$3,591,293 ▼-100.0%00.0%FinanceNUVLNuvalent$0$3,580,500 ▼-100.0%00.0%MedicalTCOMTrip.com Group$0$3,565,800 ▼-100.0%00.0%Consumer DiscretionaryVSECVSE$0$3,531,082 ▼-100.0%00.0%ConstructionROIVRoivant Sciences$0$3,503,256 ▼-100.0%00.0%MedicalPKXPOSCO$0$3,499,500 ▼-100.0%00.0%Basic MaterialsWAYSTAR HLDG CORP$0$3,486,250 ▼-100.0%00.0%COMBBB FOODS INC$0$3,300,000 ▼-100.0%00.0%CL A COMALKTAlkami Technology$0$3,154,000 ▼-100.0%00.0%Computer and TechnologyCAVACAVA Group$0$3,096,250 ▼-100.0%00.0%Retail/WholesaleTPGTPG$0$3,086,252 ▼-100.0%00.0%FinanceZETA GLOBAL HOLDINGS CORP$0$3,012,830 ▼-100.0%00.0%CL AWAYFAIR INC$0$3,008,575 ▼-100.0%00.0%NOTE 3.250% 9/1SPOTIFY USA INC$0$2,988,120 ▼-100.0%00.0%NOTE 3/1LATAM AIRLINES GROUP SA$0$2,982,561 ▼-100.0%00.0%SPONSORED ADRHUMAHumacyte$0$2,910,400 ▼-100.0%00.0%MedicalVIPER ENERGY INC$0$2,706,600 ▼-100.0%00.0%CL ACNTACentessa Pharmaceuticals$0$2,579,075 ▼-100.0%00.0%MedicalZENAS BIOPHARMA INC$0$2,538,000 ▼-100.0%00.0%COMMLTXMoonLake Immunotherapeutics$0$2,521,000 ▼-100.0%00.0%MedicalGUARDIAN PHARMACY SVCS INC$0$2,520,000 ▼-100.0%00.0%CL ASIX FLAGS ENTERTAINMENT CORP$0$2,418,600 ▼-100.0%00.0%COMHLIHoulihan Lokey$0$2,370,300 ▼-100.0%00.0%FinanceAURAurora Innovation$0$2,368,000 ▼-100.0%00.0%Business ServicesRLAYRelay Therapeutics$0$2,265,600 ▼-100.0%00.0%MedicalCONCENTRA GROUP HOLDINGS PAR$0$2,247,091 ▼-100.0%00.0%COMMON STOCKIBOTTA INC$0$2,173,847 ▼-100.0%00.0%CLASS A COM SHSWVEWave Life Sciences$0$2,132,000 ▼-100.0%00.0%MedicalLTHLife Time Group$0$2,075,700 ▼-100.0%00.0%Consumer DiscretionaryMCMoelis & Company$0$2,055,300 ▼-100.0%00.0%FinanceRITMRithm Capital$0$2,043,000 ▼-100.0%00.0%FinanceRNAAvidity Biosciences$0$2,020,920 ▼-100.0%00.0%MedicalEWTXEdgewise Therapeutics$0$2,001,750 ▼-100.0%00.0%MedicalBIOAGE LABS INC$0$1,976,000 ▼-100.0%00.0%COMCMPOCompoSecure$0$1,962,800 ▼-100.0%00.0%Business ServicesAROCArchrock$0$1,922,800 ▼-100.0%00.0%EnergyMGTXMeiraGTx$0$1,878,552 ▼-100.0%00.0%MedicalHPEHewlett Packard Enterprise$0$1,841,400 ▼-100.0%00.0%Computer and TechnologyBKV CORP$0$1,829,000 ▼-100.0%00.0%COMREVGREV Group$0$1,823,900 ▼-100.0%00.0%TransportationXNCRXencor$0$1,608,800 ▼-100.0%00.0%MedicalIVTInvenTrust Properties$0$1,560,350 ▼-100.0%00.0%FinanceShowing 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. 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