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Avidity Partners 13F holdings, Q1 2025

Holdings as of March 31, 2025 · filings on SEC EDGAR · latest filing →

Avidity Partners disclosed 63 US equity positions worth $484.9m in its Q1 2025 13F filing. The largest position was BSX at 7.0% of the reported book, followed by DNTH and UNH. Against the Q4 2024 filing, it opened 13 new positions, added to 3 and reduced 31 among the top 50 holdings.

← Q4 2024 · Q2 2025 →

What did Avidity Partners own in Q1 2025? Top 50 positions

#StockSectorWeightValueSharesΔ sharesvs Q4 2024
1 BSX BOSTON SCIENTIFIC CORP Healthcare 7.0%$33.9m336,000 -35% reduced
2 DNTH DIANTHUS THERAPEUTICS INC Healthcare 6.4%$31.2m1,720,902 -40% reduced
3 UNH UNITEDHEALTH GROUP INC Healthcare 5.5%$26.4m50,500 -16% reduced
4 CGON CG ONCOLOGY INC Healthcare 5.0%$24.0m980,942 -11% reduced
5 HUM HUMANA INC Healthcare 4.4%$21.4m81,000 -9% reduced
6 NTRA NATERA INC Healthcare 3.5%$16.9m119,200 -47% reduced
7 REGN REGENERON PHARMACEUTICALS Healthcare 3.3%$16.1m25,400 202% added
8 EXK EXACT SCIENCES CORP Basic Materials 3.2%$15.3m353,000 -41% reduced
9 BEAM BEAM THERAPEUTICS INC Healthcare 2.9%$13.9m709,517 new
10 GKOS GLAUKOS CORP Healthcare 2.7%$13.2m134,000 -21% reduced
11 DXCM DEXCOM INC Healthcare 2.5%$12.3m180,000 -43% reduced
12 RARE ULTRAGENYX PHARMACEUTICAL IN Healthcare 2.4%$11.7m322,100 -8% reduced
13 SNDX SYNDAX PHARMACEUTICALS INC Healthcare 2.3%$11.4m925,000 -38% reduced
14 COR CENCORA INC Healthcare 2.3%$10.9m39,300 new
15 JAZZ JAZZ PHARMACEUTICALS PLC Healthcare 2.0%$9.9m80,000 -66% reduced
16 THC TENET HEALTHCARE CORP Healthcare 2.0%$9.7m72,000 -47% reduced
17 NBIX NEUROCRINE BIOSCIENCES INC Healthcare 2.0%$9.5m85,700 -61% reduced
18 DHR DANAHER CORPORATION Healthcare 1.9%$9.1m44,500 -34% reduced
19 AXSM AXSOME THERAPEUTICS INC Healthcare 1.9%$9.0m77,000 -59% reduced
20 INSM INSMED INC Healthcare 1.7%$8.2m107,000 -54% reduced
21 OGN ORGANON & CO Healthcare 1.6%$8.0m535,000 new
22 TMO THERMO FISHER SCIENTIFIC INC Healthcare 1.6%$7.7m15,500 -65% reduced
23 XENE XENON PHARMACEUTICALS INC Healthcare 1.6%$7.7m229,000 -52% reduced
24 XBI SPDR SER TR 1.6%$7.6m94,000 new
25 CNTA CENTESSA PHARMACEUTICALS PLC 1.6%$7.6m529,000 -55% reduced
26 RVMD REVOLUTION MEDICINES INC Healthcare 1.6%$7.5m213,000 -52% reduced
27 TEVA TEVA PHARMACEUTICAL INDS LTD Healthcare 1.5%$7.4m481,000 new
28 AVTR AVANTOR INC Healthcare 1.5%$7.3m453,000 -52% reduced
29 IDYA IDEAYA BIOSCIENCES INC Healthcare 1.5%$7.3m445,000 -61% reduced
30 DOCS DOXIMITY INC Healthcare 1.5%$7.1m122,500 new
31 JANX JANUX THERAPEUTICS INC Healthcare 1.4%$7.0m258,000 -65% reduced
32 HQY HEALTHEQUITY INC Healthcare 1.4%$6.9m78,000 new
33 2655787D BLUEPRINT MEDICINES CORP 1.3%$6.1m68,500 -61% reduced
34 UTHR UNITED THERAPEUTICS CORP DEL Healthcare 1.1%$5.2m16,800 new
35 PHAT PHATHOM PHARMACEUTICALS INC 1.0%$5.0m800,000 -42% reduced
36 IMUX IMMUNIC INC Healthcare 1.0%$4.9m4,454,408 -44% reduced
37 BRKR BRUKER CORP Healthcare 1.0%$4.8m115,000 51% added
38 CATX PERSPECTIVE THERAPEUTICS INC 1.0%$4.7m2,197,270 -18% reduced
39 CNTX CONTEXT THERAPEUTICS INC 0.9%$4.6m7,477,200 0% held
40 ORKA ORUKA THERAPEUTICS INC Healthcare 0.7%$3.6m352,124 0% held
41 UNIQURE NV 0.7%$3.6m336,200 51% added
42 BHVN BIOHAVEN LTD Healthcare 0.7%$3.5m145,000 -35% reduced
43 ARVN ARVINAS INC Healthcare 0.6%$2.9m413,162 -70% reduced
44 ACAD ACADIA PHARMACEUTICALS INC Healthcare 0.6%$2.8m169,000 new
45 RPRX ROYALTY PHARMA PLC Healthcare 0.6%$2.7m87,000 new
46 BBIO BRIDGEBIO PHARMA INC Healthcare 0.5%$2.6m75,000 new
47 KEZAR LIFE SCIENCES INC 0.5%$2.5m502,600 0% held
48 AKERO THERAPEUTICS INC 0.5%$2.3m57,000 -30% reduced
49 SOLENO THERAPEUTICS INC 0.5%$2.3m32,000 new
50 CAPR CAPRICOR THERAPEUTICS INC Healthcare 0.5%$2.3m239,000 new

Weights are shares of the reported long US equity book (options excluded). Values are as filed, normalised to whole dollars. Share changes compare against the immediately preceding filing only.