Fund Holdings — EcoR1 Capital, LLC

Total Portfolio Value
$2.50B
Total Bought
$541.45M
Total Sold
$530.48M
Net Transaction
+$10.97M
Filing Period:
Securities
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SharesValue ($K)
Q3 2024
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Q4 2024
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Change
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Q3 2024
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Q4 2024
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Weight (%)
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Change
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SAREPTA THERAPEUTICS INC(SRPT)0770,000+770,000093,6243.74%+93,624
UNIQURE NV(QURE)03,400,000+3,400,000060,0442.40%+60,044
SPRINGWORKS THERAPEUTICS INC01,560,000+1,560,000056,3632.25%+56,363
ZYMEWORKS INC(ZYME)13,437,47315,028,079+1,590,606168,640220,0118.79%+51,371
APELLIS PHARMACEUTICALS INC
COM
11,890,84311,890,8430342,932379,43715.16%+36,505
XENCOR INC(XNCR)5,330,4166,144,767+814,351107,195141,2075.64%+34,012
ETON PHARMACEUTICALS INC(ETON)566,0751,829,603+1,263,5283,39624,3700.97%+20,974
JAZZ PHARMACEUTICALS PLC(JAZZ)1,706,4691,706,4690190,118210,1528.39%+20,034
MOONLAKE IMMUNOTHERAPEUTICS(MLTX)0332,522+332,522018,0060.72%+18,006
GINKGO BIOWORKS HOLDINGS INC(DNA)01,743,344+1,743,344017,1200.68%+17,120
KYMERA THERAPEUTICS INC(KYMR)0350,000+350,000014,0810.56%+14,081
TECTONIC THERAPEUTIC INC(TECX)849,143849,143025,72939,2051.57%+13,476
JANUX THERAPEUTICS INC(JANX)1,469,8181,469,818066,77478,6943.14%+11,920
ALIGOS THERAPEUTICS INC(ALGS)255,573255,57302,21310,1820.41%+7,969
MADRIGAL PHARMACEUTICALS INC(MDGL)75,00075,000015,91723,1430.92%+7,226
FATE THERAPEUTICS INC(FATE)03,049,405+3,049,40505,0320.20%+5,032
ATARA BIOTHERAPEUTICS INC468,938532,134+63,1963,8127,0830.28%+3,270
DESIGN THERAPEUTICS INC(DSGN)53,834426,683+372,8492902,6330.11%+2,343
VERVE THERAPEUTICS INC1,250,0001,250,00006,0507,0500.28%+1,000
UPSTREAM BIO INC(UPB)060,000+60,00009860.04%+986
REPLIMUNE GROUP INC(REPL)850,341850,34109,32010,2980.41%+978
NUVATION BIO INC(NUVB)963,333963,33302,2062,5620.10%+356
SURROZEN INC(SRZN)66,66566,66507999570.04%+158
CRINETICS PHARMACEUTICALS IN(CRNX)4,288,1204,288,1200219,123219,2528.76%+129
ALLAKOS INC192,3460-192,3461260—-126
CAREMAX INC100,0000-100,0001700—-170
MACROGENICS INC(MGNX)56,0180-56,0181840—-184
GALAPAGOS NV(LKFT)155,006155,00604,4634,2630.17%-200
ARTIVA BIOTHERAPEUTICS INC(ARTV)41,45341,45306404180.02%-223
PRIME MEDICINE INC(PRME)700,000700,00002,7092,0440.08%-665
VOYAGER THERAPEUTICS INC(VYGR)3,917,5463,917,546022,91822,2120.89%-705
DAY ONE BIOPHARMACEUTICALS I
COM
862,068862,068012,00910,9220.44%-1,086
HOOKIPA PHARMA INC571,727388,861-182,8662,4587820.03%-1,677
KYVERNA THERAPEUTICS INC(KYTX)450,0000-450,0002,2010—-2,200
AADI BIOSCIENCE INC(WHWK)1,845,253345,253-1,500,0003,8011,0890.04%-2,712
GENERATION BIO CO2,046,8672,046,86705,0562,1700.09%-2,886
PROQR THRAPEUTICS N V
SHS EURO
1,835,9910-1,835,9913,3420—-3,342
BRIDGEBIO PHARMA INC(BBIO)170,1720-170,1724,3330—-4,333
ALLOVIR INC11,294,585408,688-10,885,8979,1323,9480.16%-5,184
NEUMORA THERAPEUTICS INC.(NMRA)2,071,4502,071,450027,36421,9570.88%-5,406
CARGO THERAPEUTICS INC1,470,0001,470,000027,12221,1970.85%-5,924
DYNE THERAPEUTICS INC(DYN)555,644555,644019,95913,0910.52%-6,868
ATEA PHARMACEUTICALS INC(AVIR)5,441,8963,341,653-2,100,24318,23011,1950.45%-7,036
MBX BIOSCIENCES INC(MBX)1,175,8091,259,273+83,46430,54823,2080.93%-7,339
ORIC PHARMACEUTICALS INC(ORIC)3,418,0683,418,068035,03527,5841.10%-7,451
BICYCLE THERAPEUTICS PLC910,000910,000020,59312,7400.51%-7,853
KEROS THERAPEUTICS INC(KROS)187,500187,500010,8882,9680.12%-7,920
LENZ THERAPEUTICS INC(LENZ)346,7720-346,7728,2320—-8,232
TSCAN THERAPEUTICS INC(TCRX)5,000,0005,000,000024,90015,2000.61%-9,700
THIRD HARMONIC BIO INC3,182,4443,182,444043,12232,7471.31%-10,375
CRISPR THERAPEUTICS AG(CRSP)1,389,2761,389,276065,26854,6822.18%-10,586
ADAPTIMMUNE THERAPEUTICS PLC(ADAPY)27,404,07027,404,070026,04514,7630.59%-11,282
RELAY THERAPEUTICS INC(RLAY)2,500,000641,426-1,858,57417,7002,6430.11%-15,057
IMMUNOME INC(IMNM)3,879,4153,879,415056,71741,1991.65%-15,518
ITEOS THERAPEUTICS INC1,608,6160-1,608,61616,4240—-16,424
PHARVARIS N V
COM
900,0000-900,00016,6680—-16,668
AVIDITY BIOSCIENCES INC757,576557,576-200,00034,79516,2140.65%-18,581
IONIS PHARMACEUTICALS INC(IONS)500,0000-500,00020,0300—-20,030
MERSANA THERAPEUTICS INC19,364,68811,328,000-8,036,68836,59916,1990.65%-20,400
CELLDEX THERAPEUTICS INC NEW(CLDX)650,0000-650,00022,0940—-22,093
NEUROGENE INC(NGNE)1,271,3421,271,342053,34629,0631.16%-24,283
PROTHENA CORP PLC
SHS
11,584,28011,584,2800193,805160,4426.41%-33,363
EDGEWISE THERAPEUTICS INC(EWTX)1,250,3850-1,250,38533,3730—-33,373
ARVINAS INC(ARVN)6,726,4916,726,4910165,673128,9475.15%-36,727
VAXCYTE INC(PCVX)352,4640-352,46440,2760—-40,276
NUVATION BIO INC(NUVB)19,209,6430-19,209,64343,9900—-43,990
VIRIDIAN THERAPEUTICS INC(VRDN)1,958,8470-1,958,84744,5640—-44,564
CENTESSA PHARMACEUTICALS PLC3,223,8510-3,223,85151,5490—-51,549
TANGO THERAPEUTICS INC(TNGX)13,330,73610,630,736-2,700,000102,64732,8491.31%-69,798
KURA ONCOLOGY INC(KURA)5,806,8713,557,269-2,249,602113,46630,9841.24%-82,482
ANAPTYSBIO INC7,794,9967,873,448+78,452261,132104,2444.16%-156,888
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EcoR1 Capital, LLC — 13F Holdings — Q4 2024 | TickerTrail