Welcome to our dedicated page for ASE Technology Holding Co., Ltd. SEC filings (Ticker: ASX), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
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Designed for fundamental investors and regulatory compliance professionals, our page simplifies access to critical SEC filings. By combining real-time SEC filing updates, Rhea-AI's analytical insights, and historical stock performance data, we provide comprehensive visibility into ASE Technology Holding Co., Ltd.'s regulatory disclosures and financial reporting.
ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC. Tsai Chi-Wen reported acquisition or exercise transactions in this Form 4 filing.
ASE Technology Holding Co., Ltd. (ASX) reported that Tsai Chi-Wen, Chairman & President of SPIL, received a grant or award of 334,000 Ordinary Shares on September 7, 2026. The award was at a reported price of $0.00 per share and increased Tsai’s direct holdings to 15,598,000 Ordinary Shares.
The filing indicates no Rule 10b5-1 trading plan for this transaction, suggesting it was not executed under a pre-arranged plan.
ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC. Chung Chih-Hsiao reported acquisition or exercise transactions in this Form 4 filing.
ASE Technology Holding Co., Ltd. (ASX) reported that Chung Chih-Hsiao, GM, ASE Japan & Wuxi Tongzhi, received a grant or award of 30,000 Ordinary Shares on September 7, 2026. The award was reported at a price of $0.00 per share, bringing his directly held stake to 425,000 Ordinary Shares.
ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC. Hsiang Kenneth reported acquisition or exercise transactions in this Form 4 filing.
ASE Technology Holding Co., Ltd. (ASX) reported that Hsiang Kenneth, CEO of subsidiary ISE Labs, received a grant of 40,000 Ordinary Shares on September 7, 2026, as a compensation-related award at no cash cost. Following this grant, he directly holds 109,000 Ordinary Shares of ASE Technology Holding Co., Ltd. No Rule 10b5-1 trading plan is reported for this transaction.
ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC. Lin Chung reported acquisition or exercise transactions in this Form 4 filing.
ASE Technology Holding Co., Ltd. (ASX) reported that officer Lin Chung, GM of ASE Shanghai & Electronics, received a grant or award of 30,000 Ordinary Shares on September 7, 2026, at a stated price of $0.00 per share, increasing directly held ownership to 170,278 Ordinary Shares. No Rule 10b5-1 trading plan is reported for this award.
ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC.
ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC. Kuo Hung-Ming reported acquisition or exercise transactions in this Form 4 filing.
ASE Technology Holding Co., Ltd. (ASX) reported that Principal Accounting Officer Kuo Hung-Ming received a grant of 50,000 Ordinary Shares on September 7, 2026 at a stated price of $0.00 per share, indicating a compensation-related award rather than a market purchase.
After this grant, Kuo Hung-Ming directly holds 985,500 Ordinary Shares of ASE Technology Holding Co., Ltd. No transactions in this report are stated to have been made under a Rule 10b5-1 trading plan.
ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC. Uang Du-Tsuen reported acquisition or exercise transactions in this Form 4 filing.
ASE Technology Holding Co., Ltd. (ASX) reported that Chief Administration Officer Uang Du-Tsuen received a grant of 90,000 Ordinary Shares on September 7, 2026, at no per-share cost. Following this award, the officer directly holds 841,000 Ordinary Shares. No Rule 10b5-1 trading plan is reported for this transaction.
ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC. Tung Hung-Szu reported acquisition or exercise transactions in this Form 4 filing.
ASE Technology Holding Co., Ltd. (ASX) reported that Chief Financial Officer Tung Hung-Szu received a grant of 400,000 Ordinary Shares on September 7, 2026, at no purchase price. Following this award, he directly holds 4,202,954 Ordinary Shares and has an additional 312,457 shares reported as indirectly owned by his spouse, for which he disclaims beneficial ownership except to the extent of any pecuniary interest. No Rule 10b5-1 trading plan is reported.
ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC. Tang Andrew R reported acquisition or exercise transactions in this Form 4 filing.
ASE Technology Holding Co., Ltd. (ASX) director Andrew R. Tang received a grant or award of 85,000 Ordinary Shares on September 7, 2026, at a reported price of $0.00 per share, consistent with a compensation-related share award. Following this award, he directly holds 310,000 Ordinary Shares of ASE Technology Holding Co., Ltd. No Rule 10b5-1 trading plan is reported for this transaction.
ASE Technology Holding Co., Ltd. (symbol: ASX) is the issuer of record for a Form 4 filing submitted to the SEC. Chen Tien-Szu reported acquisition or exercise transactions in this Form 4 filing.
ASE Technology Holding Co., Ltd. (ASX) reported that Chen Tien-Szu, GM of ASE Inc. Chung-Li Branch, received a grant of 300,000 ordinary shares on September 7, 2026. The shares were awarded at no per-share cost, bringing this officer’s directly held stake to 2,551,821 ordinary shares.