Updated Jul 16, 2026
MacLean Michael F is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market sales: $6.86M.

Michael F. Maclean is the Chief Financial Officer at Avidity Biosciences, Inc., a biopharmaceutical company focused on RNA therapeutics. He has also held a similar role at Verve Therapeutics, Inc. His experience includes overseeing financial operations in the biotech sector.
| Role | Director |
|---|---|
| Notability | 30/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-02-27 | RNAM | Avidity Biosciences, Inc. | D — Derivative transaction | 134.0K | — | |
| 2026-01-23 | RNAM | Avidity Biosciences, Inc. | S — Open-market sale [10b5-1] | 2.7K | $72.45 | $198K |
| 2026-01-23 | RNAM | Avidity Biosciences, Inc. | S — Open-market sale [10b5-1] | 1.8K | $72.45 | $131K |
| 2025-08-06 | RNAM | Avidity Biosciences, Inc. | S — Open-market sale | 30.9K | $42.73 | $1.32M |
| 2024-12-19 | RNAM | Avidity Biosciences, Inc. | S — Open-market sale [10b5-1] | 11.2K | $32.66 | $364K |
| 2024-11-08 | RNAM | Avidity Biosciences, Inc. | S — Open-market sale [10b5-1] | 13.9K | $45.33 | $629K |
| 2024-11-08 | RNAM | Avidity Biosciences, Inc. | M — Option exercise [10b5-1] | 13.9K | $6.57 | $91K |
| 2024-11-08 | RNAM | Avidity Biosciences, Inc. | S — Open-market sale [10b5-1] | 65.2K | $45.33 | $2.95M |
| 2024-11-08 | RNAM | Avidity Biosciences, Inc. | M — Option exercise [10b5-1] | 65.2K | $8.82 | $575K |
| 2024-11-08 | RNAM | Avidity Biosciences, Inc. | S — Open-market sale [10b5-1] | 27.3K | $46.22 | $1.26M |
Michael F. Maclean is the Chief Financial Officer at Avidity Biosciences, Inc., a biopharmaceutical company focused on RNA therapeutics. He has also held a similar role at Verve Therapeutics, Inc. His experience includes overseeing financial operations in the biotech sector.…
Recorded transactions: 0 open-market purchases () and 7 open-market sales ($6.86M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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