Chen Jeffrey Insider Trading Activity

Corporate InsiderDirector · CIK 2111679

19

Total trades

$78.9M

Total volume

May 21, 2026

Last activity

ASX

ASE Technology Holding Co., Ltd.

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

ASX is the most-traded position with 19 trades. The largest single transaction was a sale of ASX for $5.1M on May 15, 2026.

Performance Scorecard

Forward stock performance after each transaction by Chen Jeffrey. 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+92.1%100%19
90 days+90.8%100%13
120 days

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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ASX · ASE Technology Holding Co., Ltd.

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Recent Trades

DATETICKERTYPESHARESPRICEVALUEΔ OWNEDROLEFILING
May 21, 2026
ASXSell9,000$505.00$4.5M−23.7%Director
May 20, 2026
ASXSell9,000$477.00$4.3M−19.1%Director
May 19, 2026
ASXSell9,000$483.00$4.3M−16.1%Director
May 18, 2026
ASXSell9,000$506.00$4.6M−13.8%Director
May 15, 2026
ASXSell9,000$563.00$5.1M−12.2%Director
May 14, 2026
ASXSell9,000$560.00$5.0M−10.8%Director
Apr 24, 2026
ASXSell9,000$473.00$4.3M−9.8%Director
Apr 23, 2026
ASXSell9,000$487.67$4.4M−8.9%Director
Apr 22, 2026
ASXSell9,000$466.50$4.2M−8.2%Director
Apr 21, 2026
ASXSell9,000$463.50$4.2M−7.6%Director
Apr 20, 2026
ASXSell9,000$461.50$4.2M−7.0%Director
Apr 17, 2026
ASXSell9,000$454.00$4.1M−6.6%Director
Apr 16, 2026
ASXSell9,000$446.00$4.0M−6.2%Director
Apr 15, 2026
ASXSell9,000$432.00$3.9M−5.8%Director
Apr 14, 2026
ASXSell9,000$427.00$3.8M−5.5%Director
Apr 13, 2026
ASXSell9,000$408.33$3.7M−5.2%Director
Apr 10, 2026
ASXSell9,000$387.00$3.5M−4.9%Director
Apr 9, 2026
ASXSell9,000$388.00$3.5M−4.7%Director
Apr 8, 2026
ASXSell9,000$380.50$3.4M−4.5%Director

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
ASXASE Technology Holding Co., Ltd.19$78.9M

Other insiders at ASE Technology Holding Co., Ltd.

2 other tracked filers at ASX.