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Palo Alto Investors LP

Q4 2024 · 13F-HR

Palo Alto Investors LPholdings as filed

Filed 2025-02-14 · accession 0001306923-25-000010

$645.4M
Reported value
43
Positions
2024-12-31
Period end
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Holdings as filed

CUSIPTickerIssuerValue% port.SharesClassVoting
457669307INSMINSMED INC$110.7M17.2%1,603,465CommonSOLE
03152W109AM6AMICUS THERAPEUTICS INC$72.2M11.2%7,662,479CommonSOLE
09061G101BMRNBIOMARIN PHARMACEUTICAL INC$70.2M10.9%1,067,266CommonSOLE
91307C102UTHRUNITED THERAPEUTICS CORP$54.9M8.51%155,714CommonSOLE
004225108ACADACADIA PHARMACEUTICALS INC$50.4M7.82%2,748,599CommonSOLE
02043Q107ALNYALNYLAM PHARMACEUTICALS INC$33.1M5.13%140,681CommonSOLE
09062X103BIIBBIOGEN INC$29.1M4.51%190,148CommonSOLE
803607100SRPTSAREPTA THERAPEUTICS INC$25.6M3.96%210,258CommonSOLE
G6674U108NVCRNOVOCURE LTD$24.3M3.76%814,191CommonSOLE
G72800108PRTAPROTHENA CORP PLC$24.1M3.73%1,737,964CommonSOLE
462260100IOVAIOVANCE BIOTHERAPEUTICS INC$22.5M3.49%3,041,685CommonSOLE
28238P109EHTHEHEALTH INC$17.7M2.74%1,878,127CommonSOLE
69366J200PTCTPTC THERAPEUTICS INC$17.4M2.70%386,413CommonSOLE
852312305STAASTAAR SURGICAL CO$12.2M1.88%500,775CommonSOLE
032724106ANABANAPTYSBIO INC$11.2M1.73%843,971CommonSOLE
G01767105ALKSALKERMES PLC$8.3M1.29%289,308CommonSOLE
016255101ALGNALIGN TECHNOLOGY INC$7.9M1.22%37,772CommonSOLE
38341P102GOSSGOSSAMER BIO INC$5.7M0.88%6,277,093CommonSOLE
00445A100ACELYRIN INC$5.6M0.87%1,792,895CommonSOLE
87164F105SNDXSYNDAX PHARMACEUTICALS INC$5.4M0.83%405,193CommonSOLE
088786108BCYCBICYCLE THERAPEUTICS PLC-ADR$3.5M0.54%248,934CommonSOLE
48576U106KPTIEURKARYOPHARM THERAPEUTICS INC$3.3M0.51%4,907,001CommonSOLE
92539P101VERVE THERAPEUTICS INC$3.2M0.50%575,817CommonSOLE
28176E108EWEDWARDS LIFESCIENCES CORP$2.9M0.45%39,473CommonSOLE
09075V102BNTXBIONTECH SE-ADR$2.9M0.45%25,206CommonSOLE
64157F103NVROEURNEVRO CORP$2.8M0.43%750,371CommonSOLE
604749101MIRMMIRUM PHARMACEUTICALS INC$2.7M0.41%64,700CommonSOLE
67080N101NUVBNUVATION BIO INC$2.1M0.32%772,652CommonSOLE
89422G107TVTXTRAVERE THERAPEUTICS INC$1.9M0.30%110,719CommonSOLE
747324101PYXSPYXIS ONCOLOGY INC$1.6M0.25%1,037,421CommonSOLE
92941V308VYNEVYNE THERAPEUTICS INC PIPE$1.5M0.23%445,434CommonSOLE
00461U105ACRSACLARIS THERAPEUTICS INC$1.4M0.22%569,832CommonSOLE
877619106TSHATAYSHA GENE THERAPIES INC$1.4M0.22%811,268CommonSOLE
86150R107STOKSTOKE THERAPEUTICS INC$1.4M0.22%125,861CommonSOLE
01438T106ALDXALDEYRA THERAPEUTICS INC$1.1M0.17%225,465CommonSOLE
444859102HUMHUMANA INC$1.0M0.16%3,985CommonSOLE
471871202JSPRJASPER THERAPEUTICS INC$655,3180.10%30,651CommonSOLE
00289Y206ABEOABEONA THERAPEUTICS INC$606,3780.09%108,865CommonSOLE
M96088105URGNUROGEN PHARMA LTD$260,9250.04%24,500CommonSOLE
75955J402RLMDRELMADA THERAPEUTICS INC$257,4760.04%495,146CommonSOLE
45783C200TILINSTIL BIO INC$213,1400.03%11,165CommonSOLE
00972G207AKARI THERAPEUTICS PLC-ADR$178,1490.03%146,024CommonSOLE
37148K100GBIOGBXGENERATION BIO CO$159,5040.02%150,475CommonSOLE

Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.