Officer Sells $247M in Shares Near 52-Week High
ASX has more than doubled off its 52-week low of $7.86.
Summary
An officer of ASE Technology Holding Co., Ltd. disposed of a significant amount of shares, totaling over $247 million, through open market sales.
Key Events · Ownership and Investor Activity · ASX
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Officer Sells Shares
Chen Tien-Szu, GM of ASE Inc. Chung-Li Branch, sold 530,000 ordinary shares.
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Significant Transaction Value
The open market sales totaled $247,136,998.
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Timing Near Highs
The sales occurred on April 20, 2026, while the stock is trading near its 52-week high of $29.89.
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Post-Transaction Holdings
Following these sales, Chen Tien-Szu directly holds 2,453,821 shares.
Analysis · ASX · Manufacturing
Chen Tien-Szu, a General Manager at ASE Inc. Chung-Li Branch, executed substantial open market sales totaling approximately $247.1 million. This transaction represents a notable disposition by an insider, occurring while the company's stock is trading near its 52-week high. While not a CEO or CFO, the scale of the sale by an officer is significant and could be interpreted as locking in gains.
How filings like this one have moved
In the 30 days to Sep 12, 2026, 29.9% of the 1939 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.15%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, ASX was trading at $29.80 on NYSE in the Manufacturing sector, with a market capitalization of approximately $65.7B. The 52-week trading range was $7.86 to $29.89. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.