Palo Alto Investors LP Q4 2025 Filing

Filed February 17, 2026

Portfolio Value

$718.4M

Holdings

49

Report Date

Q4 2025

Filing Type

13F-HR

All Holdings (49 positions)

StockValue
IM8NINSMED INC
$85.2M
AM6AMICUS THERAPEUTICS INC
$74.1M
PTCTPTC THERAPEUTICS INC
$68.7M
ACADACADIA PHARMACEUTICALS INC
$66.3M
BMRNBIOMARIN PHARMACEUTICAL INC
$44.3M
ANABANAPTYSBIO INC
$33.5M
BIIBBIOGEN INC
$32.3M
DYNDYNE THERAPEUTICS INC
$28.8M
UTHUNITED THERAPEUTICS CORP
$28.4M
IRONDISC MEDICINE INC
$25.2M
IOVAIOVANCE BIOTHERAPEUTICS INC
$19.4M
NVCRNOVOCURE LTD
$16.8M
SNDXSYNDAX PHARMACEUTICALS INC
$16.7M
GOSSGOSSAMER BIO INC
$13.9M
CMPXCOMPASS THERAPEUTICS INC
$13.6M
PRTAPROTHENA CORP PLC
$12.6M
MIRMMIRUM PHARMACEUTICALS INC
$12.4M
ANNXANNEXON INC
$12.0M
RAREULTRAGENYX PHARMACEUTICAL IN
$10.6M
DNLIDENALI THERAPEUTICS INC
$10.6M
CDNACAREDX INC
$9.0M
EHTHEHEALTH INC
$7.0M
ALKSALKERMES PLC
$6.8M
CAPRCAPRICOR THERAPEUTICS INC
$6.5M
TSHATAYSHA GENE THERAPIES INC
$6.5M
AFWALIGN TECHNOLOGY INC
$6.5M
AGIOAGIOS PHARMACEUTICALS INC
$5.8M
BCAXBICARA THERAPEUTICS INC
$5.0M
NUVBNUVATION BIO INC
$4.8M
ACRSACLARIS THERAPEUTICS INC
$4.7M
XENEXENON PHARMACEUTICALS INC
$4.3M
TVTXTRAVERE THERAPEUTICS INC
$4.2M
EWEDWARDS LIFESCIENCES CORP
$2.9M
NBIXNEUROCRINE BIOSCIENCES INC
$2.6M
STOKSTOKE THERAPEUTICS INC
$2.3M
CRSPCRISPR THERAPEUTICS AG
$2.2M
BNTXBIONTECH SE-ADR
$1.9M
ORKAORUKA THERAPEUTICS INC
$1.8M
BCYCBICYCLE THERAPEUTICS PLC-ADR
$1.6M
PYXSPYXIS ONCOLOGY INC
$1.2M
ALDXALDEYRA THERAPEUTICS INC
$1.2M
HUMHUMANA INC
$1.0M
INSPINSPIRE MEDICAL SYSTEMS INC
$809K
CMPSCOMPASS PATHWAYS PLC ADR
$797K
ABEOABEONA THERAPEUTICS INC
$573K
URGNUROGEN PHARMA LTD
$573K
PRQRPROQR THERAPEUTICS NV
$381K
GBIOGENERATION BIO CO
$85K
AKTXAKARI THERAPEUTICS PLC-ADR
$42K