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  Name: PALO ALTO INVESTORS LLC
  City: PALO ALTO
  State: CA
  Zip: 94301
   
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Portfolio Summary View Filing
  Filing Report Date : 2025-03-31
  Total Value : $525,144,000
  Total Value Change : $-120,230,000
  Securities Held Change : 1
   
All Securities Held : 44
  New Positions : 3
  Closed Positions : 2
  Increased Positions : 9
  Unchanged Positions : 21
  Decreased Positions : 11

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Holdings Found : 46     View All Holdings Currently Viewing:  ALL     Page 1 of 1
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Ticker Company Name Position
Rank
New/Closed
Postion
Last
Close
    Value Shares Held
% of
Portfolio
Value
Change
Change In
Shares Held
   % of Company    Industry
   (INSM)1 Year Chart         INSM Insmed Inc 1 - $100.64 $75,310,000 987,153 14.34% -35,393,000 -616,312 0.52    Biotechnology
   (BMRN)1 Year Chart         BMRN Biomarin Pharmaceutical Inc 2 - $88.63 $70,068,000 991,207 13.34% -83,000 -76,059 0.526    Drug Manufacturers - ...
   (FOLD)1 Year Chart         FOLD Amicus Therapeutics Inc 3 - $10.61 $59,935,000 7,345,002 11.41% -12,246,000 -317,477 2.159    Biotechnology
   (ACAD)1 Year Chart         ACAD Acadia Pharmaceuticals Inc 4 - $21.57 $44,248,000 2,663,925 8.43% -6,189,000 -84,674 1.657    Biotechnology
   (UTHR)1 Year Chart         UTHR United Therapeutics Corp 5 - $287.35 $32,439,000 105,228 6.18% -22,503,000 -50,486 0.223    Drug Manufacturers - ...
   (BIIB)1 Year Chart         BIIB Biogen Idec Inc 6 - $125.59 $28,042,000 204,923 5.34% -1,035,000 14,775 0.133    Biotechnology
   (ALNY)1 Year Chart         ALNY Alnylam Pharmaceuticals Inc 7 - $326.09 $22,543,000 83,488 4.29% -10,561,000 -57,193 0.068    Biotechnology
   (PTCT)1 Year Chart         PTCT PTC Therapeutics, Inc. 8 - $48.84 $20,598,000 404,196 3.92% 3,155,000 17,783 0.446    Biotechnology
   (PRTA)1 Year Chart         PRTA Prothena Corp Plc 9 - $6.07 $20,539,000 1,659,734 3.91% -3,532,000 -78,230 3.09    N/A
   (ANAB)1 Year Chart         ANAB Anaptysbio Inc 10 - $22.20 $18,975,000 1,020,713 3.61% 7,801,000 176,742 2.916    N/A
   (NVCR)1 Year Chart         NVCR Novocure Ltd 11 - $17.80 $17,857,000 1,002,061 3.4% -6,406,000 187,870 0.984    N/A
   (SRPT)1 Year Chart         SRPT Sarepta Therapeutics Inc 12 - $17.10 $13,419,000 210,258 2.56% -12,146,000 0 0.22    Drug Manufacturers - ...
   (EHTH)1 Year Chart         EHTH Ehealth, Inc. 13 - $4.35 $11,251,000 1,684,336 2.14% -6,403,000 -193,791 6.444    Insurance Brokers
   (IOVA)1 Year Chart         IOVA Iovance Biotherapeutics Inc 14 - $1.72 $10,694,000 3,211,314 2.04% -11,814,000 169,629 1.058    N/A
   (STAA)1 Year Chart         STAA STAAR Surgical Co 15 - $16.78 $9,256,000 525,017 1.76% -2,908,000 24,242 1.024    Medical Appliances & ...
   (AGIO)1 Year Chart         AGIO Agios Pharmaceuticals Inc 16 New $33.26 $8,104,000 276,578 1.54% 8,104,000 276,578 0.4    N/A
   (ALKS)1 Year Chart         ALKS Alkermes Plc 17 - $28.61 $7,314,000 221,513 1.39% -1,006,000 -67,795 0.121    Drug Delivery
   (GOSS)1 Year Chart         GOSS Gossamer Bio Inc 18 - $1.23 $6,905,000 6,276,893 1.31% 1,227,000 -200 2.785    N/A
   (ALGN)1 Year Chart         ALGN Align Technology Inc 19 - $189.33 $6,000,000 37,772 1.14% -1,876,000 0 0.048    Medical Appliances & ...
   (SNDX)1 Year Chart         SNDX Syndax Pharmaceuticals Inc 20 - $9.37 $5,459,000 444,367 1.04% 102,000 39,174 0.473    N/A
   (SLRN)1 Year Chart         SLRN Acelyrin, Inc. 21 - $2.27 $4,428,000 1,792,895 0.84% -1,202,000 0 1.845    N/A
   (DYN)1 Year Chart         DYN Dyne Therapeutics, Inc. 22 New $9.52 $3,487,000 333,391 0.66% 3,487,000 333,391 0.289    N/A
   (MIRM)1 Year Chart         MIRM Mirum Pharmaceuticals, Inc. 23 - $0.00 $2,915,000 64,700 0.56% 240,000 0 0.121    N/A
   (EW)1 Year Chart         EW Edwards Lifesciences Corp 24 - $27.66 $2,861,000 39,473 0.54% -61,000 0 0.006    Medical Appliances & ...
   (VERV)1 Year Chart         VERV Verve Therapeutics, Inc. 25 - $0.00 $2,631,000 575,817 0.5% -617,000 0 0.716    N/A
   (BNTX)1 Year Chart         BNTX Biontech Se Adr 26 - $0.00 $2,295,000 25,206 0.44% -577,000 0 0.011    N/A
   (BCYC)1 Year Chart         BCYC Bicycle Therapeutics Ltd 27 - $0.00 $2,113,000 248,934 0.4% -1,372,000 0 0.361    N/A
   (TVTX)1 Year Chart         TVTX Travere Therapeutics, Inc 28 - $14.80 $1,984,000 110,719 0.38% 55,000 0 0.124    N/A
   (TSHA)1 Year Chart         TSHA Taysha Gene Therapies, Inc. 29 - $0.00 $1,973,000 1,419,468 0.38% 570,000 608,200 0.759    N/A
   (NBIX)1 Year Chart         NBIX Neurocrine Biosciences Inc 30 New $125.69 $1,475,000 13,334 0.28% 1,475,000 13,334 0.014    Biotechnology
   (NUVB)1 Year Chart         NUVB Nuvation Bio Ord Shs Class A 31 - $10.42 $1,360,000 772,652 0.26% -695,000 0 0.357    N/A
   (ALDX)1 Year Chart         ALDX Aldeyra Therapeutics, Inc. 32 - $3.83 $1,296,000 225,465 0.25% 171,000 0 0.39    N/A
   (KPTI)1 Year Chart         KPTI Karyopharm Therapeutics Inc. 33 - $4.31 $1,212,000 324,032 0.23% -2,107,000 -4,582,969 3.781    N/A
   (ACRS)1 Year Chart         ACRS Aclaris Therapeutics, Inc. 34 - $1.42 $1,187,000 776,028 0.23% -226,000 206,196 1.048    N/A
   (HUM)1 Year Chart         HUM Humana Inc 35 - $244.48 $1,054,000 3,985 0.2% 43,000 0 0.003    Health Care Plans
   (PYXS)1 Year Chart         PYXS Pyxis Oncology, Inc. 36 - $0.00 $1,017,000 1,037,421 0.19% -601,000 0 3.167    N/A
   (STOK)1 Year Chart         STOK Stoke Therapeutics, Inc. 37 - $11.35 $837,000 125,861 0.16% -551,000 0 0.201    N/A
   (VYNE)1 Year Chart         VYNE VYNE Therapeutics Inc 38 - $0.22 $704,000 445,434 0.13% -788,000 0 0.868    N/A
   (ABEO)1 Year Chart         ABEO Abeona Therapeutics Inc 39 - $0.19 $518,000 108,865 0.1% -88,000 0 0.11    Drug Manufacturers - ...
   (URGN)1 Year Chart         URGN Urogen Pharma Ltd. 40 - $13.70 $271,000 24,500 0.05% 10,000 0 0.058    N/A
   (TIL)1 Year Chart         TIL Instil Bio Ord Shs 41 - $0.00 $194,000 11,165 0.04% -19,000 0 0.009    N/A
   (AKTX)1 Year Chart         AKTX Akari Therapeutics Plc 42 - $0.19 $181,000 146,024 0.03% 3,000 0 0.38    N/A
   (RLMD)1 Year Chart         RLMD Relmada Therapeutics, Inc. 43 - $0.60 $134,000 495,146 0.03% -123,000 0 1.786    N/A
   (GBIO)1 Year Chart         GBIO Generation Bio Co. 44 - $0.00 $61,000 150,475 0.01% -99,000 0 0.253    N/A
   (JSPR)1 Year Chart         JSPR Jasper Therapeutics Ord Shs 46 Closed $15.12 $0 0 0% -655,000 -30,651 0    N/A
   (NVRO)1 Year Chart         NVRO Nevro Corp 45 Closed $5.84 $0 0 0% -2,791,000 -750,371 0    N/A

      46 Records Found
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