Fund HoldingsBAKER BROS. ADVISORS LP

Total Portfolio Value
$9.04B
Total Bought
$535.09M
Total Sold
$862.81M
Net Transaction
-$327.72M
Filing Period:
Securities
SharesValue ($K)
Q4 2024
Q1 2025
Change
Q4 2024
Q1 2025
Weight (%)
Change
BeiGene, Ltd.(ONC)08,799,053+8,799,05302,394,83826.50%+2,394,838
Insmed Incorporated(INSM)5,006,8635,380,626+373,763345,674410,4884.54%+64,814
Immunovant, Inc.(IMVT)1,707,8815,457,881+3,750,00042,30493,2751.03%+50,971
Madrigal Pharmaceuticals, Inc.(MDGL)1,974,5901,974,5900609,299654,0437.24%+44,744
Summit Therapeutics Inc.(SMMT)024,424,865+24,424,8650471,1565.21%+471,156
Alkermes plc(ALKS)4,181,7514,483,285+301,534120,267148,0381.64%+27,771
Immunocore Holdings plc(IMCR)1,515,3182,322,656+807,33844,70268,9130.76%+24,211
Vaxcyte, Inc.(PCVX)48,885640,885+592,0004,00224,2000.27%+20,198
Verona Pharma plc0223,843+223,843014,2120.16%+14,212
GRAIL, Inc.(GRAL)1,630,1251,630,125029,09841,6330.46%+12,536
Insmed Incorporated(INSM)00092,929101,5881.12%+8,660
Celcuity Inc.(CELC)2,678,5534,257,735+1,579,18235,06243,0460.48%+7,983
Kiniksa Pharmaceuticals International, plc(KNSA)2,818,3232,818,323055,74662,5950.69%+6,849
Rocket Pharmaceuticals, Inc.97,0791,097,079+1,000,0001,2207,3180.08%+6,097
DBV Technologies S.A.(DBVT)1,461,4251,461,42504,5169,9670.11%+5,451
2seventy bio, Inc.2,497,5262,497,52607,34312,3380.14%+4,995
Regulus Therapeutics Inc.02,694,044+2,694,04404,7150.05%+4,715
Sionna Therapeutics, Inc.0400,000+400,00004,1840.05%+4,184
Neurogene Inc.674,4501,486,200+811,75015,41817,4030.19%+1,985
Tectonic Therapeutic, Inc.0100,000+100,00001,7710.02%+1,771
vTv Therapeutics, Inc.97,31497,31401,3441,6850.02%+342
Surrozen, Inc.833,333833,333018250.00%+7
Tyra Biosciences, Inc.(TYRA)10,60710,6070147990.00%-49
Foghorn Therapeutics Inc.45,0270-45,0272130-213
Acrivon Therapeutics, Inc.52,88522,809-30,076318460.00%-272
Enliven Therapeutics, Inc.114,833114,83302,5842,2600.03%-324
Sana Biotechnology, Inc.(SANA)2,380,9492,030,949-350,0003,8813,4120.04%-469
PMV Pharmaceuticals, Inc.322,0240-322,0244860-486
Protara Therapeutics, Inc.536,832536,83202,8342,2870.03%-548
Century Therapeutics, Inc.797,460241,684-555,7768051150.00%-690
HOOKIPA Pharma Inc.812,814812,81401,6348780.01%-756
PTC Therapeutics, Inc.(PTCT)20,4000-20,4009210-921
Prime Medicine, Inc.1,028,4661,028,46603,0032,0470.02%-956
BioNTech SE(BNTX)45,03145,03105,1314,1010.05%-1,031
Disc Medicine, Inc.(IRON)77,05077,05004,8853,8250.04%-1,060
Sagimet Biosciences Inc.952,996952,99604,2883,1070.03%-1,182
Compass Therapeutics, Inc.1,557,630547,498-1,010,1322,2591,0400.01%-1,218
Generation Bio Co.1,944,9451,944,94502,0627880.01%-1,274
Taysha Gene Therapies, Inc.(TSHA)4,004,7564,004,75606,9285,5670.06%-1,362
KALA BIO, Inc.1,201,8941,201,89408,3416,8870.08%-1,454
Wave Life Sciences Ltd.(WVE)344,063344,06304,2562,7800.03%-1,476
Mersana Therapeutics, Inc.1,086,1150-1,086,1151,5530-1,553
Ionis Pharmaceuticals, Inc.(IONS)357,915357,915012,51310,7980.12%-1,714
Relay Therapeutics, Inc.(RLAY)1,160,1171,160,11704,7803,0400.03%-1,740
Celldex Therapeutics, Inc.(CLDX)247,644247,64406,2584,4950.05%-1,763
Skye Bioscience, Inc.1,450,6381,450,63804,1052,3070.03%-1,799
Verve Therapeutics, Inc.1,691,5301,691,53009,5407,7300.09%-1,810
Contineum Therapeutics, Inc.312,500312,50004,5782,1810.02%-2,397
Arcturus Therapeutics Holdings Inc.151,3290-151,3292,5680-2,568
Aligos Therapeutics, Inc.83,05583,05503,3096850.01%-2,624
Alumis Inc.1,562,5001,562,500012,2819,5940.11%-2,687
Fate Therapeutics, Inc.3,258,4023,258,40205,3762,5740.03%-2,802
Centessa Pharmaceuticals plc1,227,1781,227,178020,55517,6470.20%-2,908
Intellia Therapeutics, Inc.(NTLA)644,116644,11607,5104,5800.05%-2,931
Cerus Corporation19,477,33919,351,087-126,25229,99526,8980.30%-3,097
Leap Therapeutics, Inc.1,172,175404,744-767,4313,3701230.00%-3,247
Structure Therapeutics Inc.361,565361,56509,8066,2590.07%-3,547
Bicara Therapeutics Inc.833,333833,333014,51710,8580.12%-3,658
Design Therapeutics, Inc.(DSGN)1,743,7251,743,725010,7596,7310.07%-4,028
Vir Biotechnology, Inc.(VIR)1,084,539542,539-542,0007,9613,5160.04%-4,445
TScan Therapeutics, Inc.2,784,7922,784,79208,4663,8430.04%-4,623
Prelude Therapeutics Inc.10,123,82410,123,824012,9087,7750.09%-5,133
Biomea Fusion, Inc.1,451,9900-1,451,9905,6340-5,634
Roivant Sciences Ltd.(ROIV)3,767,7733,767,773044,57338,0170.42%-6,556
Arvinas, Inc.405,5760-405,5767,7750-7,775
Mirum Pharmaceuticals, Inc.(MIRM)190,4760-190,4767,8760-7,876
Xencor, Inc.(XNCR)670,431670,431015,4077,1330.08%-8,273
Akero Therapeutics, Inc.1,097,082548,713-548,36930,52122,2120.25%-8,309
Opthea Limited2,173,6222,087,320-86,3028,5370-8,537
Dyne Therapeutics, Inc.(DYN)672,096672,096015,8357,0300.08%-8,804
Ultragenyx Pharmaceutical Inc.(RARE)1,576,1141,576,114066,30757,0710.63%-9,236
Merus N.V.450,000223,500-226,50018,9239,4070.10%-9,515
IDEAYA Biosciences, Inc.(IDYA)1,062,1231,062,123027,29717,3980.19%-9,899
Neumora Therapeutics, Inc.1,034,6001,034,600010,9671,0350.01%-9,932
Monte Rosa Therapeutics, Inc.(GLUE)4,916,0954,916,095034,11822,8110.25%-11,307
Candel Therapeutics, Inc.2,981,9832,437,189-544,79425,88413,7700.15%-12,113
Praxis Precision Medicines, Inc.(PRAX)331,533331,533025,51512,5550.14%-12,960
Immatics N.V.(IMTX)7,275,8307,275,830051,73132,8140.36%-18,917
AbCellera Biologics Inc.(ABCL)27,525,64027,525,640080,65061,3820.68%-19,268
Stoke Therapeutics, Inc.(STOK)4,633,8384,633,838051,11130,8150.34%-20,296
IGM Biosciences, Inc.4,094,3044,095,257+95325,0164,7100.05%-20,307
argenx SE(ARGX)111,90477,760-34,14468,82146,0230.51%-22,798
Sera Prognostics, Inc.5,434,3995,498,170+63,77144,23620,2330.22%-24,003
Denali Therapeutics Inc.(DNLI)3,731,6953,731,695076,05250,7320.56%-25,320
Replimune Group, Inc.(REPL)11,045,33611,045,3360133,759107,6921.19%-26,067
Krystal Biotech, Inc.(KRYS)169,9340-169,93426,6220-26,622
Nurix Therapeutics, Inc.(NRIX)3,882,1253,882,125073,13946,1200.51%-27,020
Xenon Pharmaceuticals Inc.(XENE)993,679347,408-646,27138,95211,6560.13%-27,297
Edgewise Therapeutics, Inc.(EWTX)6,155,9406,155,9400164,364135,4311.50%-28,933
CRISPR Therapeutics AG(CRSP)1,308,011654,099-653,91251,48322,2590.25%-29,224
Ionis Pharmaceuticals, Inc.(IONS)00029,5440-29,544
Entrada Therapeutics, Inc.4,865,8194,865,819084,13043,9870.49%-40,143
Rhythm Pharmaceuticals, Inc.(RYTM)6,084,2495,604,483-479,766340,596296,8693.29%-43,727
Bicycle Therapeutics plc010,885,357+10,885,357092,4171.02%+92,417
Revolution Medicines, Inc.(RVMD)7,936,9727,936,9720347,163280,6513.11%-66,512
ACADIA Pharmaceuticals Inc.42,877,91642,877,9160786,810712,2027.88%-74,608
Kymera Therapeutics, Inc.(KYMR)5,995,9295,995,9290241,216164,1091.82%-77,108
Kodiak Sciences Inc.(KOD)17,310,49017,310,4900172,23948,5560.54%-123,683
Incyte Corporation(INCY)30,739,46630,739,953+4872,123,1751,861,30420.60%-261,871
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