Skip to main content

CHI Advisors LLC

SEC CIK
0001791468
Latest filing
Nov 13, 2023

Holdings in Q3 2023

Holdings as of Sep 30, 2023, filed Nov 13, 2023. Long positions only; changes compare share counts with Q2 2023.

Institution overview
Positions
26
+1 vs. Q2 2023
Portfolio value
$252.1M
−$77.3M (−23.5%) vs. Q2 2023
Filed
Nov 13, 2023
SEC
Holdings of CHI Advisors LLC in Q3 2023
SecurityClassSharesValue% of portfolioShare changeActionHistory
PLRXPliant Therapeutics, Inc.COM3,014,199$52.3M20.7%−102,818−3.3%ReducedHistory
RPTXRepare Therapeutics Inc.COM2,966,674$35.8M14.2%−32,060−1.1%ReducedHistory
CGEMCullinan Therapeutics, Inc.COM3,414,189$30.9M12.3%00.0%UnchangedHistory
SLRNACELYRIN, Inc.COM2,262,990$23.0M9.1%−400,816−15.0%ReducedHistory
ORTXOrchard Therapeutics plcSPON ADS NEW12,315,654$14.0M5.6%+11,559,916+1,529.6%AddedHistory
LRMRLarimar Therapeutics, Inc.COM3,414,468$13.5M5.4%00.0%UnchangedHistory
KROSKeros Therapeutics, Inc.COM407,633$13.0M5.2%+5,515+1.4%AddedHistory
IMAImageneBio, Inc.COM2,180,934$9.44M3.7%+58,894+2.8%AddedHistory
RAREUltragenyx Pharmaceutical Inc.COM215,000$7.66M3.0%+130,000+152.9%AddedHistory
CMPXCompass Therapeutics, Inc.COM2,829,712$5.57M2.2%00.0%UnchangedHistory
MLYSMineralys Therapeutics, Inc.COM568,379$5.41M2.1%+568,379NewHistory
INZYInozyme Pharma, Inc.COM1,270,027$5.33M2.1%+75,000+6.3%AddedHistory
SYRSSyros Pharmaceuticals, Inc.COM NEW1,299,359$5.12M2.0%+531,914+69.3%AddedHistory
BPMCBlueprint Medicines CorpCOM92,888$4.66M1.9%+92,888NewHistory
Direxion Shs ETF Tr25460G716DAILY S&P BIOTEC225,000$4.63M1.8%−100,000−30.8%Reduced–
TSVT2seventy bio, Inc.COMMON STOCK1,002,007$3.93M1.6%+150,000+17.6%AddedHistory
MLTXMoonLake ImmunotherapeuticsCLASS A ORD60,000$3.42M1.4%+60,000NewHistory
OVIDOvid Therapeutics Inc.COM864,822$3.32M1.3%00.0%UnchangedHistory
SGMTSagimet Biosciences Inc.COM SER A348,842$3.07M1.2%+348,842NewHistory
OMGAOmega Therapeutics, Inc.COMMON STOCK1,055,882$2.27M0.9%00.0%UnchangedHistory
BDTXBlack Diamond Therapeutics, Inc.COM720,000$2.07M0.8%−30,000−4.0%ReducedHistory
RLYBRallybio CorpCOM390,734$1.32M0.5%−152,040−28.0%ReducedHistory
IRONDisc Medicine, Inc.COM25,000$1.17M0.5%−100,139−80.0%ReducedHistory
LENZLENZ Therapeutics, Inc.COM230,938$572.7K0.2%00.0%UnchangedHistory
Freeline Therapeutics Hldgs35655L206SPONSORED ADS86,654$372.6K0.1%+64,988+300.0%Added–
DTILPrecision Biosciences IncCOM606,629$207.0K0.1%−996,928−62.2%ReducedHistory

Options (2)

Puts and calls in the same filing. Amounts are the market value of the underlying shares, which is what 13F reports.

Option positions of CHI Advisors LLC in Q3 2023
SecurityClassPutsCalls
RPTXRepare Therapeutics Inc.COM–$157.5K
PLRXPliant Therapeutics, Inc.COM–$55.0K

Sold out since Q2 2023 (3)

Positions held at the end of Q2 2023 that are gone from this filing.

Positions of CHI Advisors LLC sold out since Q2 2023
SecurityClassShares in Q2 2023Value in Q2 2023% of portfolio in Q2 2023History
Vectivbio Hldg AGH9060V101ORD SHS2,782,756$46.9M14.3%–
HOOKHOOKIPA Pharma Inc.COM788,740$694.1K0.2%History
CRVSCorvus Pharmaceuticals, Inc.COM200,000$458.0K0.1%History