Fund HoldingsPalo Alto Investors LP

Total Portfolio Value
$470.00M
Total Bought
$244.75M
Total Sold
$324.72M
Net Transaction
-$79.97M
Filing Period:
Securities
SharesValue ($K)
Q1 2025
Q2 2025
Change
Q1 2025
Q2 2025
Weight (%)
Change
INSMED INC(INSM)0865,113+865,113087,06518.52%+87,065
BIOGEN INC(BIIB)0205,759+205,759025,8415.50%+25,841
ALNYLAM PHARMACEUTICALS INC(ALNY)075,535+75,535024,6315.24%+24,631
PTC THERAPEUTICS INC(PTCT)0406,469+406,469019,8524.22%+19,852
NOVOCURE LTD(NVCR)0962,396+962,396017,1313.64%+17,131
STAAR SURGICAL CO(STAA)0791,879+791,879013,2882.83%+13,288
ACADIA PHARMACEUTICALS INC2,663,9252,563,209-100,71644,24855,28811.76%+11,041
PROTHENA CORP PLC
SHS
01,274,753+1,274,75307,7381.65%+7,738
DISC MEDICINE INC(IRON)0145,691+145,69107,7161.64%+7,716
ALKERMES PLC(ALKS)0221,021+221,02106,3231.35%+6,323
IOVANCE BIOTHERAPEUTICS INC(IOVA)03,429,329+3,429,32905,8981.25%+5,898
AVIDITY BIOSCIENCES INC0118,886+118,88603,3760.72%+3,376
DENALI THERAPEUTICS INC(DNLI)0239,809+239,80903,3550.71%+3,355
TAYSHA GENE THERAPIES INC(TSHA)01,246,033+1,246,03302,8780.61%+2,878
BIONTECH SE-ADR(BNTX)025,206+25,20602,6840.57%+2,684
DYNE THERAPEUTICS INC(DYN)0264,976+264,97602,5230.54%+2,523
CRISPR THERAPEUTICS AG(CRSP)044,625+44,62502,1710.46%+2,171
ULTRAGENYX PHARMACEUTICAL IN(RARE)048,750+48,75001,7730.38%+1,773
BICYCLE THERAPEUTICS PLC-ADR0248,934+248,93401,7300.37%+1,730
TRAVERE THERAPEUTICS INC(TVTX)0110,719+110,71901,6390.35%+1,639
NUVATION BIO INC(NUVB)0772,652+772,65201,5070.32%+1,507
STOKE THERAPEUTICS INC(STOK)0125,861+125,86101,4290.30%+1,429
ALIGN TECHNOLOGY INC37,77237,77206,0007,1511.52%+1,151
PYXIS ONCOLOGY INC01,037,421+1,037,42101,1410.24%+1,141
ALDEYRA THERAPEUTICS INC0225,465+225,46508640.18%+864
AGIOS PHARMACEUTICALS INC(AGIO)276,578268,783-7,7958,1048,9401.90%+836
KARYOPHARM THERAPEUTICS INC0187,911+187,91108100.17%+810
ACLARIS THERAPEUTICS INC(ACRS)776,0281,390,028+614,0001,1871,9740.42%+787
ALUMIS INC0143,437+143,43704300.09%+430
MIRUM PHARMACEUTICALS INC(MIRM)64,70064,70002,9153,2930.70%+378
EDWARDS LIFESCIENCES CORP39,47339,47302,8613,0870.66%+226
NEUROCRINE BIOSCIENCES INC(NBIX)13,33413,33401,4751,6760.36%+201
AKARI THERAPEUTICS PLC-ADR0146,024+146,02401710.04%+171
GOSSAMER BIO INC6,276,8935,739,013-537,8806,9057,0591.50%+154
ABEONA THERAPEUTICS INC108,865108,86505186180.13%+100
UROGEN PHARMA LTD(URGN)24,50024,50002713360.07%+65
VYNE THERAPEUTICS INC PIPE445,434445,43407047350.16%+31
GENERATION BIO CO150,475150,475061480.01%-13
HUMANA INC(HUM)3,9853,98501,0549740.21%-80
RELMADA THERAPEUTICS INC495,1460-495,1461340-134
AKARI THERAPEUTICS PLC-ADR146,0240-146,0241810-181
INSTIL BIO INC11,1650-11,1651940-194
STOKE THERAPEUTICS INC(STOK)125,8610-125,8618370-837
ANAPTYSBIO INC1,020,713812,821-207,89218,97518,0453.84%-930
PYXIS ONCOLOGY INC1,037,4210-1,037,4211,0170-1,017
KARYOPHARM THERAPEUTICS INC324,0320-324,0321,2120-1,212
ALDEYRA THERAPEUTICS INC225,4650-225,4651,2960-1,296
SYNDAX PHARMACEUTICALS INC(SNDX)444,367444,36705,4594,1610.89%-1,298
NUVATION BIO INC(NUVB)772,6520-772,6521,3600-1,360
TAYSHA GENE THERAPIES INC(TSHA)1,419,4680-1,419,4681,9730-1,973
TRAVERE THERAPEUTICS INC(TVTX)110,7190-110,7191,9840-1,984
BICYCLE THERAPEUTICS PLC-ADR248,9340-248,9342,1130-2,113
BIONTECH SE-ADR(BNTX)25,2060-25,2062,2950-2,295
VERVE THERAPEUTICS INC575,8170-575,8172,6310-2,631
DYNE THERAPEUTICS INC(DYN)333,3910-333,3913,4870-3,487
EHEALTH INC1,684,3361,577,850-106,48611,2516,8641.46%-4,388
ACELYRIN INC1,792,8950-1,792,8954,4280-4,428
UNITED THERAPEUTICS CORP(UTHR)105,22895,482-9,74632,43927,4375.84%-5,002
ALKERMES PLC(ALKS)221,5130-221,5137,3140-7,314
STAAR SURGICAL CO(STAA)525,0170-525,0179,2560-9,256
IOVANCE BIOTHERAPEUTICS INC(IOVA)3,211,3140-3,211,31410,6940-10,694
SAREPTA THERAPEUTICS INC(SRPT)210,2580-210,25813,4190-13,419
NOVOCURE LTD(NVCR)1,002,0610-1,002,06117,8570-17,857
PROTHENA CORP PLC
SHS
1,659,7340-1,659,73420,5390-20,539
PTC THERAPEUTICS INC(PTCT)404,1960-404,19620,5980-20,598
ALNYLAM PHARMACEUTICALS INC(ALNY)83,4880-83,48822,5430-22,543
BIOMARIN PHARMACEUTICAL INC(BMRN)991,207840,470-150,73770,06846,2019.83%-23,868
AMICUS THERAPEUTICS INC
COM
7,345,0025,610,513-1,734,48959,93532,1486.84%-27,787
BIOGEN INC(BIIB)204,9230-204,92328,0420-28,042
INSMED INC(INSM)987,1530-987,15375,3100-75,310
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