EcoR1 Capital, LLC

13F Portfolio Filings

Most recent 13F
Q4 2023
Location
San Francisco, CA
CIK
0001587114
All SEC filings
View on sec.gov
Holdings Value
Quarter Holdings Value ($000) Top Holdings Form Type Date Filed Filing ID
Q4 2023 51 3,851,537 APLS, MRTX, PRTA, ARVN 13F-HR 2/14/2024 000093583624000163
Q3 2023 51 2,964,695 PRTA, APLS, MRTX, GLPG 13F-HR 11/14/2023 000093583623000696
Q2 2023 53 4,081,490 PRTA, APLS, SRPT, JNJ calls 13F-HR 8/14/2023 000093583623000570
Q1 2023 58 3,105,401 PRTA, SRPT, APLS, GLPG 13F-HR 5/15/2023 000093583623000412
Q4 2022 66 3,285,596 PRTA, SRPT, APLS, ANAB 13F-HR 2/14/2023 000093583623000229
Q3 2022 76 3,388,131 PRTA, APLS, SRPT, ANAB 13F-HR 11/14/2022 000156761922019766
Q2 2022 80 2,897,047 PRTA, APLS, SRPT, SGEN 13F-HR 8/15/2022 000156761922016025
Q1 2022 87 3,196,837 PRTA, APLS, GLPG, ANAB 13F-HR 5/16/2022 000156761922010677
Q4 2021 76 3,138,062 PRTA, ANAB, RCUS, XNCR 13F-HR 2/14/2022 000156761922003866
Q3 2021 71 2,874,475 PRTA, MORF, ANAB, RCUS RESTATEMENT 11/22/2021 000156761921020941
Q2 2021 72 2,675,754 PRTA, MORF, ANAB, XNCR 13F-HR 8/16/2021 000156761921015658
Q1 2021 71 2,254,663 PRTA, XNCR, MORF, ANAB 13F-HR 5/17/2021 000156761921010348
Q4 2020 66 1,860,183 XNCR, RLAY, STTK, SPRY 13F-HR 2/16/2021 000156761921003800
Q3 2020 50 1,402,501 XNCR, KURA, RLAY, PRTA 13F-HR 11/16/2020 000156761920019716
Q2 2020 49 1,354,085 XNCR, PRTA, ORIC, MORF 13F-HR 8/14/2020 000156761920015276
Q1 2020 51 957,232 PRTA, XNCR, ARVN, DRNA 13F-HR 5/15/2020 000156761920010491
Q4 2019 44 1,109,471 PRTA, XNCR, DRNA, FGEN RESTATEMENT 2/18/2020 000156761920004215
Q3 2019 38 791,886 XNCR, PRTA, ONCE, KURA 13F-HR 11/14/2019 000156761919021573
Q2 2019 39 989,642 KURA, XNCR, ARGX, CRSP 13F-HR 8/14/2019 000156761919017041
Q1 2019 41 1,084,777 ARGX, KURA, MRTX, CRSP 13F-HR 5/15/2019 000156761919011227
Q4 2018 53 999,389 ARGX, KURA, FGEN, IRWD 13F-HR 2/14/2019 000156761919004400
Q3 2018 50 1,110,045 FGEN, ASMB, IRWD, ASND 13F-HR 11/14/2018 000156761918006356
Q2 2018 33 1,050,372 FGEN, IRWD, ASMB, ASND 13F-HR 8/14/2018 000156761918000858
Q1 2018 31 997,012 ASMB, ASND, FGEN, IRWD 13F-HR 5/15/2018 000114036118023901
Q4 2017 30 888,086 ASMB, FGEN, CELGENE CORPORATION calls, IRWD 13F-HR 2/14/2018 000114036118007942
Q3 2017 39 750,316 ASMB, FGEN, IRWD, ASND 13F-HR 11/14/2017 000114036117042799
Q2 2017 36 563,229 ALEXION PHARMACEUTICALS, INC calls, IRWD, ASMB, FGEN 13F-HR 8/14/2017 000114036117032004
Q1 2017 33 395,567 ASMB, IRWD, GLPG, GILEAD SCIENCES INC calls RESTATEMENT 5/19/2017 000114036117021481
Q4 2016 30 299,427 IRWD, GLPG, ASMB, ALXN RESTATEMENT 2/15/2017 000114036117007745
Q4 2016 1 14,684 FGEN NEW HOLDINGS 2/15/2017 000114036117007752
Q3 2016 31 325,892 IRWD, GLPG, BRISTOL MYERS SQUIBB CO calls, ASMB 13F-HR 11/14/2016 000114036116086430
Q2 2016 32 253,622 IRWD, GLPG, TVTX, CYTK 13F-HR 8/15/2016 000114036116076455
Q1 2016 37 286,194 IRWD, FPRX, EPZM, FGEN 13F-HR 5/16/2016 000114036116065705
Q4 2015 31 318,400 FGEN, FPRX, JAZZ PHARMACEUTICALS calls, TVTX 13F-HR 2/16/2016 000114036116052684
Q3 2015 25 219,698 FGEN, ATRA, ARRAY BIOPHARMA INC, TVTX 13F-HR 11/16/2015 000114036115041435
Q2 2015 25 299,936 ATRA, EPZM, ASMB, FGEN 13F-HR 8/14/2015 000114036115031882
Q1 2015 23 300,071 ATRA, EPZM, RCPT, ARRAY BIOPHARMA SR CONV NT 3.000% Due 06/01/2020 RESTATEMENT 5/18/2015 000114036115020512
Q4 2014 22 197,602 KITE, CLVSQ, RCPT, ARRAY BIOPHARMA INC 13F-HR 2/17/2015 000092189515000435
Additional filings from EcoR1 Capital, LLC that have since been restated