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13F-HR/A filed by Avidity Partners Management LP

Avidity Partners Management LP filed this 13F-HR/A for the quarter ended 2026-03-31, filed 2026-05-28, with 45 holding rows worth $493,809,335.

Accession
0001791827-26-000004
Filed
2026-05-28
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q1 2026

A holdings report, amendment of type new holdings, 45 entries on the cover page, a total value of $493,809,335 stated on the cover page (in dollars after the unit check, H1), rows summing to $493,809,335 with VALUE read as dollars as filed, 13F file number 028-20028. 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
DIANTHUS THERAPEUTICS INC252828108COM2,104,184$176,583,121dollars as filed
CG ONCOLOGY INC156944100COMMON STOCK1,288,948$87,236,001dollars as filed
ORUKA THERAPEUTICS INC COM687604108Stock760,424$37,298,797dollars as filed
PERSPECTIVE THERAPEUTICS INC46489V302COMMON STOCK6,049,999$25,228,496dollars as filed
JADE BIOSCIENCES INC008064206COM NEW1,400,708$19,679,947dollars as filed
ENLIVEN THERAPEUTICS INC COM29337E102Stock400,000$15,680,000dollars as filed
TEVA PHARMACEUTICAL INDS LTD SPONSORED ADS881624209ADR450,100$13,557,012dollars as filed
CONTEXT THERAPEUTICS INC21077P108COM4,998,267$13,095,460dollars as filed
REPLIGEN CORP COM759916109Stock77,800$9,166,396dollars as filed
PALVELLA THERAPEUTICS INC697947109COMMON STOCK70,000$8,725,500dollars as filed
Medtronic PlcG5960L103COM100,000$8,665,000dollars as filed
VIR BIOTECHNOLOGY INC92764N102COM950,000$8,512,000dollars as filed
AKTIS ONCOLOGY INC01021M104COMMON STOCK468,566$8,382,646dollars as filed
IMMUNIC INC4525EP101COM6,699,411$7,436,346dollars as filed
DEXCOM INC COM252131107Stock90,000$5,652,000dollars as filed
ENCOMPASS HEALTH CORP COM29261A100Stock42,000$4,062,660dollars as filed
Boston Scientific Corporation101137107COM60,000$3,765,000dollars as filed
TENAX THERAPEUTICS INC88032L605COM NEW215,934$3,452,785dollars as filed
Gilead Sciences,Inc.375558103COM20,000$2,787,400dollars as filed
PHATHOM PHARMACEUTICALS INC71722W107COMMON STOCK249,390$2,770,723dollars as filed
KARYOPHARM THERAPEUTICS INC48576U205COMMON STOCK463,741$2,583,037dollars as filed
CENTENE CORP DEL COM15135B101Stock70,000$2,291,800dollars as filed
SATELLOS BIOSCIENCE INC80401L803COM387,769$2,183,139dollars as filed
SCYNEXIS INC811292200COM NEW2,081,660$1,908,674dollars as filed
NATERA INC COM632307104Stock9,000$1,799,910dollars as filed
ICON PUB LTD CO SHSG4705A100Stock16,000$1,770,560dollars as filed
KENVUE INC49177J102COM100,000$1,724,000dollars as filed
CORVUS PHARMACEUTICALS INC221015100COM115,000$1,682,450dollars as filed
HIMS & HERS HEALTH INC433000106COM CL A75,000$1,557,000dollars as filed
REVOLUTION MEDICINES INC COM76155X100Stock15,000$1,458,750dollars as filed
STRUCTURE THERAPEUTICS INC COMP86366E106EQUITY30,000$1,446,000dollars as filed
GENMAB A/S372303206Ordinary Shares, nominal value DKK 1 per share50,000$1,341,500dollars as filed
CORCEPT THERAPEUTICS INC218352102COM30,000$1,209,300dollars as filed
TEMPUS AI INC CL A88023B103Stock25,000$1,130,500dollars as filed
ABIVAX SA-00370M103SPONSORED ADS10,000$1,113,500dollars as filed
UnitedHealth Group Inc91324P102COM3,800$1,028,242dollars as filed
INTELLIA THERAPEUTICS INC45826J105COM75,000$961,500dollars as filed
ODDITY TECH LTD SHS CL AM7518J104Stock70,000$936,600dollars as filed
MOONLAKE IMMUNOTHERAPEUTICS CLASS A ORD61559X104Stock50,000$932,000dollars as filed
PELOTON INTERACTIVE INC70614W100CL A COM200,000$858,000dollars as filed
ANTERIS TECHNOLOGIES GLOBAL03675P102COMMON STOCK150,000$832,500dollars as filed
Arbutus Biopharma Corp03879J100Common Shares, without par value125,000$562,500dollars as filed
BRIDGEBIO ONCOLOGY THERAPEUT107924102COM NEW43,853$392,484dollars as filed
ACADIA PHARMACEUTICALS INC004225108COM12,967$288,645dollars as filed
TREVI THERAPEUTICS INC COM89532M101Stock6,660$79,454dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0001791827-26-000003 superseded2026-05-13acceptance time not in the bulk data set
13F-HR/A 0001791827-26-000004this filing2026-05-28acceptance time not in the bulk data set