Thomas Dean Fountain Insider Trading Activity

Corporate InsiderVP · CIK 1728330

19

Total trades

$7.0M

Total volume

May 5, 2026

Last activity

FFIV

F5, INC.

Thomas Dean Fountain has been net-selling over the last 12 months with 0 purchases and 19 sales across 1 company.

FFIV is the most-traded position with 19 trades. The largest single transaction was a sale of FFIV for $875K on Jan 26, 2026.

Performance Scorecard

Forward stock performance after each transaction by Thomas Dean Fountain. 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-4.4%32%19
90 days-12.4%6%18
120 days-20.1%6%17

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

Price & Trades

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FFIV · F5, INC.

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Recent Trades

DATETICKERTYPESHARESPRICEVALUEROLE
May 5, 2026FFIVSell1,328$330.58$439KVP
Feb 10, 2026FFIVSell1,297$278.32$361KVP
Jan 26, 2026FFIVSell3,343$261.87$875KVP
Jan 20, 2026FFIVSell1,110$262.73$292KVP
Jan 12, 2026FFIVSell1,110$265.00$294KVP
Jan 5, 2026FFIVSell1,110$263.79$293KVP
Dec 29, 2025FFIVSell1,100$262.86$289KVP
Dec 22, 2025FFIVSell1,110$257.90$286KVP
Dec 15, 2025FFIVSell1,110$264.76$294KVP
Dec 8, 2025FFIVSell1,110$248.66$276KVP
Dec 1, 2025FFIVSell1,110$236.99$263KVP
Nov 24, 2025FFIVSell1,110$234.91$261KVP
Nov 18, 2025FFIVSell1,110$227.44$252KVP
Nov 3, 2025FFIVSell1,683$248.44$418KVP
Nov 3, 2025FFIVSell3,265$249.38$814KVP
Nov 3, 2025FFIVSell1,095$250.18$274KVP
Nov 3, 2025FFIVSell2,161$251.05$543KVP
Nov 3, 2025FFIVSell114$252.98$29KVP
Aug 4, 2025FFIVSell1,347$309.73$417KVP

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
FFIVF5, INC.19$7.0M

Other insiders at F5, INC.

4 other tracked filers at FFIV.