Now live: Pro — the full 13F research suite for serious investorsSee pricing →
Fairmount Funds Management LLC

Q4 2023 · 13F-HR

Fairmount Funds Management LLCholdings as filed

Filed 2024-02-14 · accession 0001104659-24-023531

$946.5M
Reported value
16
Positions
2023-12-31
Period end
View analyzed profile →PRO

Holdings as filed

CUSIPTickerIssuerValue% port.SharesClassVoting
05464T104AXSMAXSOME THERAPEUTICS INC$187.8M19.8%2,360,077CommonSOLE
45253H101IMGNEURIMMUNOGEN INC$175.8M18.6%5,929,592CommonSOLE
670703107NUVLNUVALENT INC$141.6M15.0%1,924,626CommonSOLE
03770N101APGEAPOGEE THERAPEUTICS INC$82.2M8.68%2,941,176CommonSOLE
75525N107RAYZEBIO INC$77.5M8.18%1,245,929CommonSOLE
G5269C101KINIKSA PHARMACEUTICALS LTD$50.6M5.34%2,883,221CommonSOLE
04016X101ARGXARGENX SE$43.0M4.54%112,903CommonSOLE
92790C104VRDNVIRIDIAN THERAPEUTICS INC$29.8M3.15%1,369,623CommonSOLE
29337E102ELVNENLIVEN THERAPEUTICS INC$29.5M3.12%2,131,369CommonSOLE
04635X102CATBUSDASTRIA THERAPEUTICS INC$27.3M2.88%3,554,129CommonSOLE
19240Q201COGTCOGENT BIOSCIENCES INC$20.9M2.21%3,558,975CommonSOLE
252828108DNTHDIANTHUS THERAPEUTICS INC$20.1M2.12%1,928,503CommonSOLE
N5749R1002GHMERUS N V$19.7M2.08%717,254CommonSOLE
90240B106TYRATYRA BIOSCIENCES INC$19.3M2.04%1,393,329CommonSOLE
880881107430TERNS PHARMACEUTICALS INC$13.2M1.40%2,040,000CommonSOLE
00773J202SYRESPYRE THERAPEUTICS INC$8.1M0.86%378,421CommonSOLE

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.