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Baker Bros. Advisors LP

SEC CIK
0001263508
Latest filing
Aug 14, 2026

Holdings in Q2 2022

Holdings as of Jun 30, 2022, filed Aug 15, 2022. Long positions only; changes compare share counts with Q1 2022.

Institution overview
Positions
117
−1 vs. Q1 2022
Portfolio value
$17.6B
+$223.5M (+1.3%) vs. Q1 2022
Filed
Aug 15, 2022
SEC
Holdings of Baker Bros. Advisors LP in Q2 2022
SecurityClassSharesValue% of portfolioShare changeActionHistory
NEXINexImmune, Inc.COM20,000$32.0K<0.1%−274,117−93.2%ReducedHistory
LogicBio Therapeutics, Inc.54142F102COM451,478$158.0K<0.1%00.0%Unchanged–
Surrozen, Inc.86889P117*W EXP 08/01/203833,333$159.0K<0.1%00.0%Unchanged–
PASGPassage BIO, Inc.COM117,161$276.0K<0.1%00.0%UnchangedHistory
Bellicum Pharmaceuticals, Inc079481404COM NEW249,123$296.0K<0.1%00.0%Unchanged–
VINCVincerx Pharma, Inc.COM NEW241,379$319.0K<0.1%00.0%UnchangedHistory
SERASera Prognostics, Inc.CLASS A COM201,562$331.0K<0.1%00.0%UnchangedHistory
INZYInozyme Pharma, Inc.COM106,999$510.0K<0.1%00.0%UnchangedHistory
KZRKezar Life Sciences, Inc.COM61,946$512.0K<0.1%−77,730−55.7%ReducedHistory
TARAProtara Therapeutics, Inc.COM STK199,671$585.0K<0.1%00.0%UnchangedHistory
BNRBurning Rock Biotech LtdSPONSORED ADS209,131$609.0K<0.1%00.0%UnchangedHistory
FHTXFoghorn Therapeutics Inc.COM45,027$612.0K<0.1%00.0%UnchangedHistory
CYPHCypherpunk Technologies Inc.COM559,705$644.0K<0.1%00.0%UnchangedHistory
CABACabaletta Bio, Inc.COM662,063$702.0K<0.1%00.0%UnchangedHistory
NGMNGM Biopharmaceuticals IncCOM55,294$709.0K<0.1%−236,507−81.1%ReducedHistory
Genetron Hldgs Ltd37186H100ADS455,306$774.0K<0.1%00.0%Unchanged–
ATYRaTYR PHARMA INCCOM NEW374,395$1.06M<0.1%−250,605−40.1%ReducedHistory
AKROAkero Therapeutics, Inc.COM118,378$1.12M<0.1%00.0%UnchangedHistory
EPZMEpizyme, Inc.COM1,000,000$1.47M<0.1%00.0%UnchangedHistory
SYRESpyre Therapeutics, Inc.COM3,410,106$1.72M<0.1%00.0%UnchangedHistory
SNDXSyndax Pharmaceuticals IncCOM110,729$2.13M<0.1%00.0%UnchangedHistory
TCRRTCR2 Therapeutics Inc.COM753,064$2.18M<0.1%00.0%UnchangedHistory
ALLKAllakos Inc.COM703,050$2.20M<0.1%00.0%UnchangedHistory
BCABBioAtla, Inc.COM825,000$2.35M<0.1%00.0%UnchangedHistory
ALECAlector, Inc.COM239,228$2.43M<0.1%00.0%UnchangedHistory
ALGSAligos Therapeutics, Inc.COM2,076,400$2.51M<0.1%00.0%UnchangedHistory
MGNXMacrogenics IncCOM892,579$2.63M<0.1%+450,000+101.7%AddedHistory
EVFMEvofem Biosciences, Inc.COM NEW2,583,616$2.92M<0.1%+2,583,616NewHistory
ITOSiTeos Therapeutics, Inc.COM150,346$3.10M<0.1%00.0%UnchangedHistory
LONALeonaBio, Inc.COM1,040,834$3.17M<0.1%+234,467+29.1%AddedHistory
TNGXTango Therapeutics, Inc.COM750,000$3.40M<0.1%00.0%UnchangedHistory
NTRANatera, Inc.COM100,000$3.54M<0.1%+100,000NewHistory
HOOKHOOKIPA Pharma Inc.COM2,400,481$3.91M<0.1%00.0%UnchangedHistory
NGNENeurogene Inc.COM3,821,740$3.94M<0.1%00.0%UnchangedHistory
EWTXEdgewise Therapeutics, Inc.COM500,000$3.98M<0.1%00.0%UnchangedHistory
RVMDRevolution Medicines, Inc.COM222,222$4.33M<0.1%00.0%UnchangedHistory
VERAVera Therapeutics, Inc.CL A333,333$4.54M<0.1%00.0%UnchangedHistory
NKTXNkarta, Inc.COM400,000$4.93M<0.1%+400,000NewHistory
CNTACentessa Pharmaceuticals plcSPONSORED ADS1,127,273$5.49M<0.1%00.0%UnchangedHistory
VORVor Biopharma Inc.COM1,138,768$5.66M<0.1%+1,138,768NewHistory
ATRAAtara Biotherapeutics, Inc.COM744,186$5.80M<0.1%+744,186NewHistory
HRMYHarmony Biosciences Holdings, Inc.COM123,600$6.03M<0.1%00.0%UnchangedHistory
TLISTalis Biomedical CorpCOM7,624,835$6.19M<0.1%00.0%UnchangedHistory
BCELAtreca, Inc.CL A COM3,532,760$6.32M<0.1%00.0%UnchangedHistory
CBAYCymaBay Therapeutics, Inc.COM2,170,464$6.40M<0.1%00.0%UnchangedHistory
Achilles Therapeutics PLC00449L102SPONSORED ADS2,591,366$6.53M<0.1%00.0%Unchanged–
RETAReata Pharmaceuticals IncCL A223,976$6.81M<0.1%00.0%UnchangedHistory
SRZNSurrozen, Inc.COM2,500,000$7.50M<0.1%00.0%UnchangedHistory
CYTCyteir Therapeutics, Inc.COM2,643,640$7.90M<0.1%+1,831,000+225.3%AddedHistory
Invitae Corp46185LAB9NOTE 2.000% 9/0–$8.09M<0.1%–––
KYNBKyntra Bio, Inc.COM815,718$8.61M<0.1%+233,968+40.2%AddedHistory
ANABAnaptysbio, IncCOM427,179$8.67M<0.1%00.0%UnchangedHistory
TCRXTScan Therapeutics, Inc.COM2,784,792$8.76M<0.1%+1,359,792+95.4%AddedHistory
KRTXKaruna Therapeutics, Inc.COM69,966$8.85M0.1%00.0%UnchangedHistory
ZYMEZymeworks Inc.COM1,708,472$9.05M0.1%00.0%UnchangedHistory
DICEDICE Therapeutics, Inc.COM588,235$9.13M0.1%00.0%UnchangedHistory
RLMDRelmada Therapeutics, Inc.COM495,113$9.40M0.1%00.0%UnchangedHistory
BLUEbluebird bio, Inc.COM2,499,715$10.3M0.1%00.0%UnchangedHistory
FLGTFulgent Genetics, Inc.COM201,444$11.0M0.1%00.0%UnchangedHistory
FMTXForma Therapeutics Holdings, Inc.SHS2,024,876$14.0M0.1%00.0%UnchangedHistory
TCDATricida, Inc.COM1,503,090$14.6M0.1%−228,624−13.2%ReducedHistory
CRNXCrinetics Pharmaceuticals, Inc.COM827,480$15.4M0.1%00.0%UnchangedHistory
ADAPYAdaptimmune Therapeutics PLCSPONDS ADR9,830,877$16.7M0.1%00.0%UnchangedHistory
CYVNYOpthea LtdSPONSORED ADS2,696,191$17.0M0.1%00.0%UnchangedHistory
RYTMRhythm Pharmaceuticals, Inc.COM4,125,062$17.1M0.1%00.0%UnchangedHistory
DNLIDenali Therapeutics Inc.COM588,738$17.3M0.1%+500,000+563.5%AddedHistory
OTICOtonomy, Inc.COM8,412,634$17.5M0.1%+567,942+7.2%AddedHistory
TILInstil Bio, Inc.COM3,893,700$18.0M0.1%00.0%UnchangedHistory
Affimed N VN01045108COM6,596,830$18.3M0.1%+1,443,661+28.0%Added–
DSGNDesign Therapeutics, Inc.COM1,436,636$20.1M0.1%00.0%UnchangedHistory
VERVVerve Therapeutics, Inc.COM1,416,530$21.6M0.1%00.0%UnchangedHistory
MRUSMerus N.V.COM995,397$22.5M0.1%−1,042,072−51.1%ReducedHistory
HRTXHeron Therapeutics, Inc.COM8,131,678$22.7M0.1%00.0%UnchangedHistory
XENEXenon Pharmaceuticals Inc.COM751,639$22.9M0.1%00.0%UnchangedHistory
PACBPacific Biosciences of California, Inc.COM5,444,963$24.1M0.1%00.0%UnchangedHistory
NVTAInvitae CorpCOM9,873,488$24.1M0.1%00.0%UnchangedHistory
ALTAltimmune, Inc.COM NEW2,075,403$24.3M0.1%+1,003,365+93.6%AddedHistory
BMEABiomea Fusion, Inc.COM2,104,559$25.2M0.1%+553,114+35.7%AddedHistory
KNSAKiniksa Pharmaceuticals International, plcCOM CL A2,799,577$27.1M0.2%00.0%UnchangedHistory
TSVT2seventy bio, Inc.COMMON STOCK2,062,744$27.2M0.2%00.0%UnchangedHistory
RAREUltragenyx Pharmaceutical Inc.COM470,974$28.1M0.2%+26,530+6.0%AddedHistory
VSTMVerastem, Inc.COM26,988,898$31.3M0.2%00.0%UnchangedHistory
AMRNAmarin Corp PLCSPONS ADR NEW21,169,805$31.5M0.2%00.0%UnchangedHistory
JBIOJade Biosciences, Inc.COM2,070,010$32.4M0.2%00.0%UnchangedHistory
INSMED Inc457669AB5NOTE 0.750% 6/0–$33.3M0.2%–––
Sarepta Therapeutics, Inc.803607AB6DBCV 1.500%11/1–$36.6M0.2%–––
DBVTDBV Technologies S.A.SPONSORED ADR14,614,264$37.3M0.2%00.0%UnchangedHistory
IMTXImmatics N.V.SHS4,423,731$38.5M0.2%00.0%UnchangedHistory
INSMINSMED IncCOM PAR $.012,156,001$42.5M0.2%00.0%UnchangedHistory
KDNYChinook Therapeutics, Inc.COM2,534,102$44.3M0.3%+200,000+8.6%AddedHistory
ChemoCentryx, Inc.16383L106COM1,792,657$44.4M0.3%+875,795+95.5%Added–
ALKSAlkermes plc.SHS1,500,000$44.7M0.3%00.0%UnchangedHistory
LEGNLegend Biotech CorpSPONSORED ADS856,658$47.1M0.3%−1,152,341−57.4%ReducedHistory
NRIXNurix Therapeutics, Inc.COM3,882,125$49.2M0.3%+1,428,043+58.2%AddedHistory
PRLDPrelude Therapeutics IncCOM10,123,824$52.8M0.3%00.0%UnchangedHistory
KRYSKrystal Biotech, Inc.COM807,735$53.0M0.3%00.0%UnchangedHistory
KYMRKymera Therapeutics, Inc.COM2,879,825$56.7M0.3%+495,083+20.8%AddedHistory
IGMSIGM Biosciences, Inc.COM3,156,102$56.9M0.3%00.0%UnchangedHistory
TRDAEntrada Therapeutics, Inc.COM4,865,819$59.3M0.3%+161,400+3.4%AddedHistory
REPLReplimune Group, Inc.COM3,591,081$62.8M0.4%+1,979,378+122.8%AddedHistory

Sold out since Q1 2022 (6)

Positions held at the end of Q1 2022 that are gone from this filing.

Positions of Baker Bros. Advisors LP sold out since Q1 2022
SecurityClassShares in Q1 2022Value in Q1 2022% of portfolio in Q1 2022History
NBIXNeurocrine Biosciences IncStock676,975$63.5M0.4%History
AXSMAxsome Therapeutics, Inc.COM610,970$25.3M0.1%History
SRPTSarepta Therapeutics, Inc.COM123,456$9.64M0.1%History
KURAKura Oncology, Inc.COM274,458$4.41M<0.1%History
NVAXNovavax IncCOM NEW48,168$3.55M<0.1%History
OYSTOyster Point Pharma, Inc.COM61,424$715.0K<0.1%History