William D Mosley Insider Trading Activity

Corporate InsiderCEO · CIK 1388390

119

Total trades

$97.8M

Total volume

May 20, 2026

Last activity

STX

Seagate Technology Holdings plc

William D Mosley has been net-selling over the last 12 months with 0 purchases and 115 sales across 1 company.

STX is the most-traded position with 115 trades. The largest single transaction was a sale of STX for $10.0M on Mar 19, 2026.

Performance Scorecard

Forward stock performance after each transaction by William D Mosley. 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—-19.8%22%102
90 days—-64.3%0%88
120 days—-86.4%0%75

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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STX · Seagate Technology Holdings plc

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Recent Trades

Showing the 50 most recent of 119 disclosed trades.

DATETICKERTYPESHARESPRICEVALUEROLE
May 20, 2026STXSell2,163$754.70$1.6MCEO
May 20, 2026STXSell1,605$747.64$1.2MCEO
May 20, 2026STXSell1,719$748.53$1.3MCEO
May 20, 2026STXSell1,661$755.72$1.3MCEO
May 20, 2026STXSell560$743.14$416KCEO
May 20, 2026STXSell3,182$752.72$2.4MCEO
May 20, 2026STXSell320$758.05$243KCEO
May 20, 2026STXSell1,480$756.83$1.1MCEO
May 20, 2026STXSell840$744.52$625KCEO
May 20, 2026STXSell4,810$750.84$3.6MCEO
May 20, 2026STXSell1,619$749.67$1.2MCEO
May 20, 2026STXSell2,708$753.69$2.0MCEO
May 20, 2026STXSell1,264$745.55$942KCEO
May 20, 2026STXSell4,206$751.75$3.2MCEO
May 20, 2026STXSell120$742.00$89KCEO
May 20, 2026STXSell80$758.65$61KCEO
May 20, 2026STXSell1,463$746.53$1.1MCEO
Apr 1, 2026STXSell2,444$422.93$1.0MCEO
Apr 1, 2026STXSell1,469$423.98$623KCEO
Apr 1, 2026STXSell1,092$418.79$457KCEO
Apr 1, 2026STXSell2,900$420.77$1.2MCEO
Apr 1, 2026STXSell100$399.05$40KCEO
Apr 1, 2026STXSell1,500$419.94$630KCEO
Apr 1, 2026STXSell808$417.45$337KCEO
Apr 1, 2026STXSell300$412.28$124KCEO
Apr 1, 2026STXSell2,887$421.84$1.2MCEO
Apr 1, 2026STXSell1,100$416.56$458KCEO
Apr 1, 2026STXSell200$400.33$80KCEO
Apr 1, 2026STXSell800$415.23$332KCEO
Apr 1, 2026STXSell1,000$425.94$426KCEO
Mar 19, 2026STXSell24,584$406.77$10.0MCEO
Mar 2, 2026STXSell300$387.54$116KCEO
Mar 2, 2026STXSell326$376.69$123KCEO
Mar 2, 2026STXSell100$400.27$40KCEO
Mar 2, 2026STXSell874$375.84$328KCEO
Mar 2, 2026STXSell200$397.61$80KCEO
Mar 2, 2026STXSell600$394.75$237KCEO
Mar 2, 2026STXSell500$392.09$196KCEO
Mar 2, 2026STXSell1,200$385.39$462KCEO
Mar 2, 2026STXSell2,700$383.49$1.0MCEO
Mar 2, 2026STXSell3,500$382.41$1.3MCEO
Mar 2, 2026STXSell1,260$380.42$479KCEO
Mar 2, 2026STXSell1,740$379.23$660KCEO
Mar 2, 2026STXSell800$377.95$302KCEO
Feb 2, 2026STXSell1,900$427.06$811KCEO
Feb 2, 2026STXSell978$425.69$416KCEO
Feb 2, 2026STXSell875$424.50$371KCEO
Feb 2, 2026STXSell400$423.01$169KCEO
Feb 2, 2026STXSell200$419.77$84KCEO
Feb 2, 2026STXSell100$401.10$40KCEO

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
STXSeagate Technology Holdings plc119$97.8M

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