Mosbrooker Eric Insider Trading Activity

Corporate InsiderChief Commercial Officer · CIK 1715283

4

Total trades

$6.4M

Total volume

Oct 3, 2025

Last activity

RNA

Avidity Biosciences, Inc.

Mosbrooker Eric has been net-selling over the last 12 months with 0 purchases and 4 sales across 1 company.

RNA is the most-traded position with 4 trades. The largest single transaction was a sale of RNA for $5.5M on Aug 6, 2025.

Performance Scorecard

Forward stock performance after each transaction by Mosbrooker Eric. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIODAVG BUY RETURNAVG SELL AVOIDEDSUCCESS RATETRADES
30 days-20.6%25%4
90 days-57.0%0%4
120 days-59.5%0%4

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

Pro: Trade Markers

RNA · Avidity Biosciences, Inc.

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Recent Trades

DATETICKERTYPESHARESPRICEVALUEROLE
Oct 3, 2025RNASell6,562$45.38$298KChief Commercial Officer
Sep 3, 2025RNASell6,563$47.07$309KChief Commercial Officer
Aug 6, 2025RNASell124,687$44.06$5.5MChief Commercial Officer
Aug 6, 2025RNASell6,120$44.06$270KChief Commercial Officer

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
RNAAvidity Biosciences, Inc.4$6.4M

Other insiders at Avidity Biosciences, Inc.

7 other tracked filers at RNA.