SEC 13F Intelligence

Managers / Q4 2025 · view latest →

Avidity Partners Management LP

CIK 0001791827 · 2828 N HARWOOD STREET, SUITE 1220, DALLAS, TX, 75201 · 214-550-1822

Reported Value
$347M
Q4 2025
Positions
39
Filings on Record
29
2019–present window
Filed
Feb 13, 2026
original filing

Summary

Avidity Partners Management Lp reported $347M in U.S.-listed holdings across 39 positions for Q4 2025.

The portfolio is heavily concentrated: DNTH alone accounts for 25.0% of reported value.

Compared with Q3 2025, the fund opened 11 new positions and exited 15.

Reported Value by Quarter

13F Reported Value
Q4 ’19: $0Q4 ’19Q1 ’20: $0Q2 ’20: $1.6BQ3 ’20: $2.2BQ4 ’20: $3.1BQ4 ’20Q1 ’21: $3.6BQ2 ’21: $3.7BQ3 ’21: $4.5BQ4 ’21: $4.7BQ4 ’21Q1 ’22: $4.8BQ2 ’22: $4.4BQ3 ’22: $4.9BQ4 ’22: $4.62TQ4 ’22Q1 ’23: $3.0BQ2 ’23: $2.9BQ3 ’23: $2.5BQ4 ’23: $2.7BQ4 ’23Q1 ’24: $3.1BQ2 ’24: $2.4BQ3 ’24: $2.0BQ4 ’24: $1.0BQ4 ’24Q1 ’25: $525MQ2 ’25: $502MQ3 ’25: $439MQ4 ’25: $347MQ4 ’25Q1 ’26: $936Mfilingsflow.com

Portfolio Composition

By security type

Composition data arrives with ticker enrichment.

Quarter-over-Quarter Changes full breakdown →

Holdings — Q4 2025

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Filing History

QuarterReported ValuePositionsFiledTypeLinks
Q1 2026REVEALED$936M91May 13, 202613F-HRchanges · EDGAR ↗
Q4 2025$347M39Feb 13, 202613F-HRchanges · EDGAR ↗
Q3 2025$439M43Nov 14, 202513F-HRchanges · EDGAR ↗
Q2 2025$502M56Aug 14, 202513F-HRchanges · EDGAR ↗
Q1 2025$525M67May 15, 202513F-HRchanges · EDGAR ↗
Q4 2024$1.0B63Feb 14, 202513F-HRchanges · EDGAR ↗
Q3 2024$2.0B81Nov 14, 202413F-HRchanges · EDGAR ↗
Q2 2024$2.4B85Aug 14, 202413F-HRchanges · EDGAR ↗
Q1 2024$3.1B90May 15, 202413F-HRchanges · EDGAR ↗
Q4 2023$2.7B74Feb 14, 202413F-HRchanges · EDGAR ↗
Q3 2023$2.5B83Nov 14, 202313F-HRchanges · EDGAR ↗
Q2 2023$2.9B93Aug 14, 202313F-HRchanges · EDGAR ↗
Q1 2023$3.0B83May 15, 202313F-HRchanges · EDGAR ↗
Q4 2022$4.62T85Feb 14, 202313F-HRchanges · EDGAR ↗
Q3 2022$4.9B98Nov 14, 202213F-HRchanges · EDGAR ↗
Q2 2022$4.4B82Aug 15, 202213F-HRchanges · EDGAR ↗
Q1 2022$4.8B92May 16, 202213F-HRchanges · EDGAR ↗
Q4 2021$4.7B97Feb 14, 202213F-HRchanges · EDGAR ↗
Q3 2021$4.5B105Nov 15, 202113F-HRchanges · EDGAR ↗
Q2 2021$3.7B112Aug 16, 202113F-HRchanges · EDGAR ↗
Q1 2021$3.6B94May 17, 202113F-HRchanges · EDGAR ↗
Q4 2020$3.1B96Feb 16, 202113F-HRchanges · EDGAR ↗
Q3 2020$2.2B68Nov 16, 202013F-HRchanges · EDGAR ↗
Q2 2020$1.6B57Aug 14, 202013F-HRchanges · EDGAR ↗
Q1 2020$01May 15, 202013F-HRchanges · EDGAR ↗
Q4 2019$01Feb 14, 202013F-HRchanges · EDGAR ↗

13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.