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CHI Advisors LLC

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13F filer, CIK 1791468, NEW YORK, NY

CHI Advisors LLC reported $371,907,000 across 25 holdings for the quarter ended 2022-09-30, in a 13F-HR filed 2022-11-09. Its ten largest share positions make up 85.87% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001085146-22-003844

Period
2022-09-30
Reported value
$372M
Holdings
25
Top 10 weight
85.87%
New
2
Sold out
5

Largest buys vs the previous quarter

SecurityShares changeApprox. value
PLRXadded+302,951$6.33M
LRMRadded+1,900,000$6.08M
REPARE THERAPEUTICS INCadded+423,066$5.13M
KROSadded+96,800$3.64M
AKOUOS INCadded+452,238$3.06M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
G1 THERAPEUTICS INCreduced-443,290-$5.54M
2SEVENTY BIO INC COMMON STO…reduced-289,449-$4.21M
PROMETHEUS BIOSCIENCES INCreduced-70,191-$4.14M
NKTXreduced-240,414-$3.16M
TRDAexited-163,496-$1.99M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q3 2022

Share positions as resolved from 13F-HR 0001085146-22-003844, largest first. % of portfolio is the value over $371,907,000, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
PROMETHEUS BIOSCIENCES INCPROMETHEUS BIOSCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 1,752,243 shares; 2022Q1: 1,585,096 shares; 2022Q2: 1,671,976 shares; 2022Q3: 1,601,785 shares 1,601,785$94.5M25.42%-70,191
PLRXPLIANT THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 2,569,479 shares; 2022Q1: 2,657,457 shares; 2022Q2: 3,106,807 shares; 2022Q3: 3,409,758 shares 3,409,758$71.2M19.15%+302,951Timeline
CGEMCULLINAN THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 2,476,720 shares; 2022Q1: 2,753,047 shares; 2022Q2: 3,047,609 shares; 2022Q3: 3,243,185 shares 3,243,185$41.6M11.18%+195,576Timeline
REPARE THERAPEUTICS INCREPARE THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 2,212,256 shares; 2022Q1: 2,581,097 shares; 2022Q2: 2,646,781 shares; 2022Q3: 3,069,847 shares 3,069,847$37.2M10.01%+423,066
VECTIVBIO HLDG AGVECTIVBIO HLDG AGQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 2,675,408 shares; 2022Q1: 3,084,310 shares; 2022Q2: 3,782,199 shares; 2022Q3: 4,119,572 shares 4,119,572$24.7M6.65%+337,373
KEZAR LIFE SCIENCES INCKEZAR LIFE SCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 272,250 shares; 2022Q1: 314,612 shares; 2022Q2: 1,840,793 shares; 2022Q3: 1,762,793 shares 1,762,793$15.2M4.08%-78,000
LRMRLARIMAR THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 1,515,148 shares; 2022Q1: 1,515,148 shares; 2022Q2: 1,515,148 shares; 2022Q3: 3,415,148 shares 3,415,148$10.9M2.94%+1,900,000Timeline
AKOUOS INCAKOUOS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 836,120 shares; 2022Q1: 836,120 shares; 2022Q2: 836,120 shares; 2022Q3: 1,288,358 shares 1,288,358$8.71M2.34%+452,238
2SEVENTY BIO INC COMMON STO…2SEVENTY BIO INC COMMON STOCKQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: not reported; 2022Q1: 819,672 shares; 2022Q2: 819,672 shares; 2022Q3: 530,223 shares 530,223$7.71M2.07%-289,449
KROSKEROS THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 17,518 shares; 2022Q1: 62,229 shares; 2022Q2: 103,429 shares; 2022Q3: 200,229 shares 200,229$7.53M2.03%+96,800Timeline
CMPXCOMPASS THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 3,023,692 shares; 2022Q1: 2,829,712 shares; 2022Q2: 2,829,712 shares; 2022Q3: 2,829,712 shares 2,829,712$6.45M1.73%0Timeline
OMEGA THERAPEUTICS INCOMEGA THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 1,055,882 shares; 2022Q1: 1,055,882 shares; 2022Q2: 1,055,882 shares; 2022Q3: 1,055,882 shares 1,055,882$5.72M1.54%0
INOZYME PHARMA INCINOZYME PHARMA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 892,057 shares; 2022Q1: 892,057 shares; 2022Q2: 2,033,802 shares; 2022Q3: 1,996,277 shares 1,996,277$5.35M1.44%-37,525
PRECISION BIOSCIENCES INCPRECISION BIOSCIENCES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 606,629 shares; 2022Q1: 606,629 shares; 2022Q2: 3,003,751 shares; 2022Q3: 3,674,820 shares 3,674,820$4.78M1.28%+671,069
IKENA ONCOLOGY INCIKENA ONCOLOGY INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 814,756 shares; 2022Q1: 814,755 shares; 2022Q2: 1,090,937 shares; 2022Q3: 1,214,304 shares 1,214,304$4.31M1.16%+123,367
G1 THERAPEUTICS INCG1 THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 230,000 shares; 2022Q1: 488,635 shares; 2022Q2: 767,235 shares; 2022Q3: 323,945 shares 323,945$4.05M1.09%-443,290
ORCHARD THERAPEUTICS PLCORCHARD THERAPEUTICS PLCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 6,449,856 shares; 2022Q1: 5,307,751 shares; 2022Q2: 5,307,751 shares; 2022Q3: 7,987,396 shares 7,987,396$3.99M1.07%+2,679,645
EIGER BIOPHARMACEUTICALS INCEIGER BIOPHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: not reported; 2022Q1: not reported; 2022Q2: 190,000 shares; 2022Q3: 455,100 shares 455,100$3.43M0.92%+265,100
FREELINE THERAPEUTICS HLDGSFREELINE THERAPEUTICS HLDGSQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 1,876,389 shares; 2022Q1: 4,862,319 shares; 2022Q2: 4,862,319 shares; 2022Q3: 4,814,419 shares 4,814,419$3.37M0.91%-47,900
RALLYBIO CORPRALLYBIO CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: not reported; 2022Q1: not reported; 2022Q2: not reported; 2022Q3: 194,297 shares 194,297$2.81M0.76%new
ONCORUS INCONCORUS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 2,106,903 shares; 2022Q1: 2,417,436 shares; 2022Q2: 2,367,436 shares; 2022Q3: 2,367,436 shares 2,367,436$2.01M0.54%0
CRVSCORVUS PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 400,000 shares; 2022Q1: 1,703,137 shares; 2022Q2: 2,214,184 shares; 2022Q3: 2,384,402 shares 2,384,402$1.95M0.52%+170,218Timeline
OVIDOVID THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: 400,000 shares; 2022Q1: 852,888 shares; 2022Q2: 864,822 shares; 2022Q3: 864,822 shares 864,822$1.59M0.43%0Timeline
NKTXNKARTA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: not reported; 2022Q1: not reported; 2022Q2: 358,013 shares; 2022Q3: 117,599 shares 117,599$1.55M0.42%-240,414Timeline
DIREXION SHS ETF TRDIREXION SHS ETF TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2020Q4: restricted; 2021Q1: restricted; 2021Q2: restricted; 2021Q3: restricted; 2021Q4: not reported; 2022Q1: not reported; 2022Q2: not reported; 2022Q3: 50,000 shares 50,000$1.2M0.32%new

Sold out in Q3 2022

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
TRDAENTRADA THERAPEUTICS INC163,496$1.99Mshares
PHASEBIO PHARMACEUTICALS INCPHASEBIO PHARMACEUTICALS INC750,000$450Kshares
XBISPDR SERIES TRUST157,000$372Kput
KEZAR LIFE SCIENCES INCKEZAR LIFE SCIENCES INC100,000$5Kcall
EIGER BIOPHARMACEUTICALS INCEIGER BIOPHARMACEUTICALS INC25,100$4Kcall

How Q3 2022 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001085146-22-003844 base2022-11-09acceptance time not in the bulk data set