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ASE Technology Holding slides as chip-sector selloff appears to outweigh strong recent revenue growth

Investivoq PriceTracker

ASE Technology Holding Co., Ltd. (ASX) is down 11.3% today. Here is some analysis on what might have caused this price movement.

Analysis: The drop appears tied more to a broad semiconductor selloff than to a negative company-specific announcement. ASE recently posted strong September and third-quarter revenue growth, so the move could be because investors were cutting exposure to chip and AI-linked names as worries around valuation, funding costs, and the pace of AI infrastructure spending intensified.

Details:

  • ASE disclosed September 2026 net revenue of NT$88.13 billion, up 7.2% from August and 45.5% from a year earlier in a company filing.
  • The same filing showed third-quarter 2026 revenue of NT$244.16 billion, up 44.8% year over year and 27.8% sequentially.
  • Chip shares broadly sold off in mid-October as investors reassessed how sustainable AI-related capital spending may be and reacted to higher borrowing-cost pressure across the sector.
  • Market commentary around ASE’s recent weakness has also pointed to profit-taking after a strong run and concern that high expectations heading into earnings left the shares vulnerable.

    • Sources:

    SEC filing, Reuters, Investivoq

    Disclaimer: This price movement analysis was generated with the help of AI. Please double-check the information provided for mistakes.

    $ASX Insider Trading Activity

    ASX Insider Trades

    $ASX insiders have traded $ASX stock on the open market 24 times in the past 6 months. Of those trades, 0 have been purchases and 24 have been sales.

    Here’s a breakdown of recent trading of $ASX stock by insiders over the last 6 months:

    • JEFFREY CHEN has made 0 purchases and 12 sales selling 101,000 shares for an estimated $53,620,000.
    • DU-TSUEN UANG (Chief Administration Officer) has made 0 purchases and 12 sales selling 40,000 shares for an estimated $26,561,000.

    To track insider transactions, check out Investivoq's insider trading dashboard. You can access data on insider stock transactions through the Investivoq API insider transaction endpoint.

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    $ASX Hedge Fund Activity

    We have seen 279 institutional investors add shares of $ASX stock to their portfolio, and 182 decrease their positions in their most recent quarter.

    Here are some of the largest recent moves:

    • LAZARD ASSET MANAGEMENT LLC removed 12,040,604 shares (-60.2%) from their portfolio in Q2 2026, for an estimated $543,272,052
    • JPMORGAN CHASE & CO added 5,309,786 shares (+inf%) to their portfolio in Q2 2026, for an estimated $239,577,544
    • BLACKROCK, INC. added 4,067,548 shares (+18.3%) to their portfolio in Q2 2026, for an estimated $183,527,765
    • MAN GROUP PLC added 3,856,454 shares (+inf%) to their portfolio in Q2 2026, for an estimated $174,003,204
    • JANE STREET GROUP, LLC removed 3,144,057 shares (-100.0%) from their portfolio in Q2 2026, for an estimated $141,859,851
    • BANK OF AMERICA CORP /DE/ added 2,554,124 shares (+37.4%) to their portfolio in Q2 2026, for an estimated $115,242,074
    • GOLDMAN SACHS GROUP INC added 2,455,169 shares (+42.0%) to their portfolio in Q2 2026, for an estimated $110,777,225

    To track hedge funds' stock portfolios, check out Investivoq's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Investivoq API 13F endpoint.

    This article is not financial advice. See Investivoq's disclaimers for more information. Note that there may be inaccuracies due to mistakes in ticker-mapping, and other anomalies.