13F Filings History of Avidity Partners Management LP

Latest 13F report
Q3 2025 - 14 Nov 2025
Value $
$439,394,999
Signature - Title
Charles Hoedebeck - Chief Financial Officer
Location
Dallas, TX
Summary
This page shows a list of all the recent 13F filings made by Avidity Partners Management LP. Form 13F is required to be filed within 45 days of the end of a calendar quarter. Avidity Partners Management LP reported 43 stock holdings with total value $439,394,999 as of Q3 2025. Top holdings included DNTH, CGON, MDT, BSX, and ORKA.

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Holdings Value
Quarter Holdings Value $ Bought Sold Net Top Holdings Form Type Filing Time
Q3 2025 43 $439,394,999 +$159,183,140 -$300,314,874 -$141,131,734 DNTH, CGON, MDT, BSX, ORKA 13F-HR 14 Nov 2025, 09:44
Q2 2025 55 $498,792,546 +$189,847,197 -$183,932,282 +$5,914,915 CGON, BSX, NTRA, DNTH, EXAS 13F-HR 14 Aug 2025, 13:23
Q1 2025 63 $484,853,406 +$100,314,421 -$505,580,660 -$405,266,239 BSX, DNTH, UNH, CGON, HUM 13F-HR 15 May 2025, 17:02
Q4 2024 61 $1,003,165,480 +$51,728,911 -$815,310,326 -$763,581,415 DNTH, BSX, JANX, NTRA, EXAS 13F-HR 14 Feb 2025, 16:03
Q3 2024 81 $1,960,342,493 +$403,625,896 -$976,390,747 -$572,764,851 BSX, DNTH, ISRG, NTRA, CGON 13F-HR 14 Nov 2024, 14:30
Q2 2024 85 $2,353,381,213 +$457,837,911 -$787,116,709 -$329,278,798 ISRG, BSX, NTRA, ARVN, ACHC 13F-HR 14 Aug 2024, 13:18
Q1 2024 87 $2,813,517,678 +$849,211,960 -$920,892,719 -$71,680,759 FUSN, BSX, ARVN, ISRG, DNTH 13F-HR 15 May 2024, 17:18
Q4 2023 72 $2,614,683,462 +$640,661,966 -$880,556,662 -$239,894,696 ARVN, BSX, TMO, ACHC, NBIX 13F-HR 14 Feb 2024, 17:27
Q3 2023 83 $2,483,190,644 +$792,310,794 -$992,335,791 -$200,024,997 BSX, JAZZ, BDX, NBIX, MCK 13F-HR 14 Nov 2023, 16:56
Q2 2023 93 $2,863,157,697 +$850,555,489 -$1,255,900,549 -$405,345,060 BDX, KRTX, JAZZ, GEHC, THC 13F-HR 14 Aug 2023, 16:26
Q1 2023 83 $3,012,659,187 +$923,889,653 -$1,803,915,207 -$880,025,554 ARVN, SGRY, BIO, ARGX, JAZZ 13F-HR 15 May 2023, 10:40
Q4 2022 84 $4,278,845,045 +$1,313,181,227 -$1,907,205,095 -$594,023,868 ARGX, UTHR, NBIX, AKRO, PRTA 13F-HR 14 Feb 2023, 16:38
Q3 2022 96 $4,597,356,000 +$1,611,876,900 -$1,274,496,931 +$337,379,969 LLY, UTHR, NBIX, ARVN, ARGX 13F-HR 14 Nov 2022, 16:23
Q2 2022 82 $4,355,870,000 +$1,489,237,004 -$1,316,128,438 +$173,108,566 AZN, VRTX, ARGX, ELV, AVTR 13F-HR 15 Aug 2022, 09:57
Q1 2022 91 $4,506,041,000 +$1,494,497,272 -$1,098,670,286 +$395,826,986 AZN, ABBV, ARVN, ELV, MRK 13F-HR 16 May 2022, 09:31
Q4 2021 97 $4,714,958,000 +$1,335,481,679 -$631,249,818 +$704,231,861 ABBV, ZNTL, ARVN, AVTR, AZN 13F-HR 14 Feb 2022, 10:02
Q3 2021 103 $3,922,451,000 +$1,215,925,100 -$953,935,349 +$261,989,751 MRTX, ARVN, ABBV, VRTX, ZNTL 13F-HR 15 Nov 2021, 11:34
Q2 2021 112 $3,699,847,000 +$1,388,294,250 -$1,338,408,504 +$49,885,746 VRTX, ABBV, ARVN, LLY, MRVI 13F-HR 16 Aug 2021, 12:50
Q1 2021 93 $3,584,013,000 +$1,578,461,429 -$1,038,175,309 +$540,286,120 ABBV, AZN, AVTR, MDT, ARVN 13F-HR 17 May 2021, 09:30
Q4 2020 94 $2,974,797,000 +$1,703,167,025 -$886,239,028 +$816,927,997 AVTR, ARVN, ABBV, LLY, AZN 13F-HR 16 Feb 2021, 09:52
Q3 2020 66 $1,856,674,000 +$1,163,273,080 -$800,901,324 +$362,371,756 ABBV, SGEN, AVTR, MRK, BIIB 13F-HR 16 Nov 2020, 16:10
Q2 2020 57 $1,560,198,000 +$1,107,210,143 -$403,604,873 +$703,605,270 ABBV, REGN, BHVN, BAX, IMMU 13F-HR 14 Aug 2020, 12:26
Q1 2020 49 $697,553,000 $0 $0 $0 SGEN, MRK, ABBV, MCK, BMRN New Holdings 17 Jun 2020, 17:13
Q1 2020 49 $697,553,000 +$624,980,579 -$69,411,170 +$555,569,409 SGENXXXX, MRK, ABBV, MCK, BMRN 13F-HR 14 May 2020, 18:34
Q4 2019 33 $158,691,000 $0 $0 $0 BAX, HCA, VRTX, ABBV, MRTX New Holdings 17 Jun 2020, 17:09
Q4 2019 33 $158,691,000 $0 $0 $0 BAX, HCA, VRTX, ABBV, MRTX 13F-HR 14 Feb 2020, 09:46