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13F-HR filed by BAKER BROS. ADVISORS LP

BAKER BROS. ADVISORS LP filed this 13F-HR for the quarter ended 2025-09-30, filed 2025-11-14, with 91 holding rows worth $13,838,782,047.

Accession
0001104659-25-112595
Filed
2025-11-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q3 2025

A holdings report, 91 entries on the cover page, a total value of $13,838,782,047 stated on the cover page (in dollars after the unit check, H1), rows summing to $13,838,782,047 with VALUE read as dollars as filed, 13F file number 028-10519. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
BEONE MEDICINES LTD SPONSORED ADS07725L102ADR8,799,053$2,997,837,357dollars as filed
INCYTE CORP COM45337C102Stock30,743,663$2,607,370,059dollars as filed
MADRIGAL PHARMACEUTICALS INC COM558868105Stock2,141,701$982,312,581dollars as filed
INSMED INC COM PAR $.01457669307Stock6,703,484$965,368,731dollars as filed
ACADIA PHARMACEUTICALS INC004225108COM42,896,690$915,415,365dollars as filed
SUMMIT THERAPEUTICS INC86627T108COM33,722,974$696,716,643dollars as filed
RHYTHM PHARMACEUTICALS INC76243J105COM5,604,483$565,996,738dollars as filed
REVOLUTION MEDICINES INC COM76155X100Stock9,455,357$441,565,172dollars as filed
CELCUITY INC15102K100COM7,915,792$391,040,125dollars as filed
KYMERA THERAPEUTICS INC501575104COM6,651,429$376,470,881dollars as filed
KODIAK SCIENCES INC50015M109COM17,310,490$283,372,721dollars as filed
ALKERMES PLCG01767105SHS8,091,351$242,740,530dollars as filed
ABCELLERA BIOLOGICS INC COM00288U106Stock27,525,640$138,453,969dollars as filed
EDGEWISE THERAPEUTICS INC28036F105COM7,305,940$118,502,347dollars as filed
KINIKSA PHARMACEUTICALS INTL P ORD SHS CL AG52694109Stock2,824,669$109,681,897dollars as filed
STOKE THERAPEUTICS INC86150R107COM4,633,838$108,895,193dollars as filed
IMMATICS N.VN44445109SHS12,094,094$103,041,681dollars as filed
GRAIL INC384747101COM1,630,125$96,389,291dollars as filed
IDEAYA BIOSCIENCES INC COM45166A102Stock3,275,444$89,124,831dollars as filed
IMMUNOVANT INC45258J102COM5,457,881$87,981,042dollars as filed
IMMUNOCORE HLDGS PLC ADS45258D105ADR2,322,656$84,382,092dollars as filed
BICYCLE THERAPEUTICS PLC-ADR088786108SPONSORED ADS10,885,357$84,252,663dollars as filed
ULTRAGENYX PHARMACEUTICAL IN90400D108COM2,772,692$83,402,575dollars as filed
ABIVAX SA-00370M103SPONSORED ADS875,796$74,355,080dollars as filed
ARROWHEAD PHARMACEUTICALS IN04280A100COM1,670,762$57,624,581dollars as filed
ROIVANT SCIENCES LTDG76279101SHS3,767,773$57,006,405dollars as filed
DENALI THERAPEUTICS INC COM24823R105Stock3,731,695$54,184,211dollars as filed
MERUS N VN5749R100COM574,377$54,077,595dollars as filed
INTELLIA THERAPEUTICS INC45826J105COM2,746,674$47,435,060dollars as filed
REPLIMUNE GROUP INC76029N106COMMON STOCK11,045,336$46,279,958dollars as filed
RAPPORT THERAPEUTICS INC COM75383L102Stock1,547,090$45,948,573dollars as filed
STRUCTURE THERAPEUTICS INC COMP86366E106EQUITY1,556,109$43,571,052dollars as filed
CELCUITY INC15102KAA8NOTE 2.750% 8/030,750,000$40,905,126dollars as filedprincipal
VIRIDIAN THERAPEUTICS INC92790C104COM1,744,406$37,644,281dollars as filed
IONIS PHARMACEUTICALS INC COM462222100Stock566,798$37,079,925dollars as filed
PRAXIS PRECISION MEDICINES I74006W207COM NEW689,488$36,542,864dollars as filed
MONTE ROSA THERAPEUTICS INC61225M102COM4,916,095$36,428,264dollars as filed
BIONTECH SE SPONSORED ADS09075V102ADR368,923$36,383,186dollars as filed
NURIX THERAPEUTICS INC67080M103COMMON STOCK3,882,125$35,870,835dollars as filed
DIANTHUS THERAPEUTICS INC252828108COM789,759$31,077,017dollars as filed
ENTRADA THERAPEUTICS INC COM29384C108Stock4,865,819$28,221,750dollars as filed
ARGENX SE SPONSORED ADR04016X101ADR37,760$27,850,266dollars as filed
AVIDITY BIOSCIENCES INC COM05370A108Stock625,000$27,231,250dollars as filed
VAXCYTE INC COM92243G108Stock640,885$23,084,678dollars as filed
DISC MEDICINE INC COM254604101Stock337,050$22,272,264dollars as filed
CIDARA THERAPEUTICS INC171757206COM NEW227,272$21,763,567dollars as filed
CELLDEX THERAPEUTICS INC NEW15117B202COM NEW665,370$17,213,122dollars as filed
NEUROGENE INC64135M105COMMON STOCK991,691$17,186,005dollars as filed
SERA PROGNOSTICS INC81749D107CMN5,498,170$16,824,400dollars as filed
SPYRE THERAPEUTICS INC00773J202COM NEW1,000,000$16,760,000dollars as filed
CERUS CORP157085101COM10,008,345$15,913,269dollars as filed
AKERO THERAPEUTICS INC00973Y108COM324,630$15,413,432dollars as filed
XENON PHARMACEUTICALS INC COM98420N105Stock370,208$14,863,851dollars as filed
DBV TECHNOLOGIES S A23306J309SPONSORED ADS1,461,425$14,614,250dollars as filed
PRELUDE THERAPEUTICS INC74065P101CMN10,123,824$14,578,307dollars as filed
ARCELLX INC COMMON STOCK03940C100Stock166,825$13,696,333dollars as filed
CYTOMX THERAPEUTICS INC23284F105COMMON STOCK4,250,826$13,560,135dollars as filed
TAYSHA GENE THERAPIES INC877619106COMMON STOCK4,004,756$13,095,552dollars as filed
XENCOR INC98401F105COMMON STOCK1,102,106$12,927,703dollars as filed
DESIGN THERAPEUTICS INC25056L103COM1,712,882$12,898,001dollars as filed
NUVALENT INC COM670703107Stock143,937$12,447,672dollars as filed
SIONNA THERAPEUTICS INC829401108COMMON STOCK400,000$11,764,000dollars as filed
CRINETICS PHARMACEUTICALS INC COM22663K107Stock280,000$11,662,000dollars as filed
VIKING THERAPEUTICS INC92686J106COM366,083$9,620,661dollars as filed
PHARVARIS NVN69605108COMMON STOCK375,000$9,356,250dollars as filed
AGIOS PHARMACEUTICALS INC00847X104COM189,866$7,621,221dollars as filed
SANA BIOTECHNOLOGY INC799566104COM2,030,949$7,209,869dollars as filed
SAGIMET BIOSCIENCES INC A786700104COMMON STOCK952,996$6,537,553dollars as filed
ALUMIS INC022307102COM1,562,500$6,234,375dollars as filed
RELAY THERAPEUTICS INC COM75943R102Stock1,160,117$6,055,811dollars as filed
SKYE BIOSCIENCE INC83086J200COM NEW1,450,638$5,701,007dollars as filed
HERON THERAPEUTICS INC427746102COM4,251,951$5,357,458dollars as filed
Tscan Therapeutics Inc89854M101COM2,784,792$5,068,321dollars as filed
MBX BIOSCIENCES INC COM55287L101Stock277,777$4,861,098dollars as filed
VTV THERAPEUTICS INC918385204CL A NEW148,314$3,463,132dollars as filed
Ventyx Biosciences Inc92332V107Common Stock1,023,130$3,181,934dollars as filed
LB PHARMACEUTICALS INC50180M108COMMON STOCK200,000$3,158,000dollars as filed
VIR BIOTECHNOLOGY INC92764N102COM542,539$3,097,898dollars as filed
WAVE LIFE SCIENCES LTD SHSY95308105Stock344,063$2,518,541dollars as filed
ENLIVEN THERAPEUTICS INC COM29337E102Stock114,833$2,350,632dollars as filed
PROTARA THERAPEUTICS INC74365U107COM STK536,832$2,335,219dollars as filed
TECTONIC THERAPEUTIC INC878972108COMMON STOCK100,000$1,569,000dollars as filed
KALA BIO INC483119202COM NEW985,093$1,507,192dollars as filed
GENERATION BIO CO37148K209COM NEW194,493$1,190,297dollars as filed
CONTINEUM THERAPEUTICS INC CL A21217B100Stock77,670$912,623dollars as filed
ALIGOS THERAPEUTICS INC01626L204COM NEW83,055$813,939dollars as filed
VYNE THERAPEUTICS INC92941V308COM851,353$285,203dollars as filed
TYRA BIOSCIENCES INC90240B106COMMON STOCK10,607$148,392dollars as filed
ACRIVON THERAPEUTICS INC004890109CMN22,809$41,284dollars as filed
SURROZEN INC86889P117*W EXP 08/01/203833,333$14,833dollars as filed
OPTHEA LTD68386J208SPONSORED ADS2,087,320$0dollars as filedValue filed as zero, left out of ratios.

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001104659-25-112595this filing2025-11-14acceptance time not in the bulk data set