How many insider declarations has Tsai Chi-Wen filed?

Tsai Chi-Wen has filed 1 public insider declaration with SEC (Form 4).

What is Tsai Chi-Wen's role?

Tsai Chi-Wen's reported role is not specified by the regulator across the filings.

Which companies does Tsai Chi-Wen report trades for?

Tsai Chi-Wen reports trades for ASE Technology Holding Co., Ltd..

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TC

Tsai Chi-Wen

·SEC (Form 4)

ASE Technology Holding Co., Ltd.

0

Total declarations

0

Company

—

▲ Purchases (0 ops.)

—

▼ Sales (0 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

0

Not enough buy signals with a settled T+90 horizon to measure a track record yet.

Signal history

No signal scores available.

Discover the full record of transactions filed by Tsai Chi-Wen. Director active across 1 company, notably ASE Technology Holding Co., Ltd.. In total, 1 filings have been recorded. Activity tracked since 7 September 2026. The latest transaction was filed on 7 September 2026 (Attribution). Regulator: SEC (Form 4). All data is openly available.

Companies and markets linked to Tsai Chi-Wen

Open company profiles for insider transactions, fundamentals and analyst consensus when available.

ASE Technology Holding Co., Ltd. (US)

Declarations1 total

◆

Tsai Chi-Wen

Chairman & President, SPILExecutives7 Sept 2026ASE Technology Holding Co., Ltd.

0SEC ↗

334,000 shares0Ordinary SharesSEC:0000950103-26-013694:0

1 of 1 declaration

InsidersTradesSigma

← Executives ★ Sign in to follow

TC

Tsai Chi-Wen

·SEC (Form 4)

ASE Technology Holding Co., Ltd.

0

Total declarations

0

Company

—

▲ Purchases (0 ops.)

—

▼ Sales (0 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

0

Not enough buy signals with a settled T+90 horizon to measure a track record yet.

Signal history

No signal scores available.

Discover the full record of transactions filed by Tsai Chi-Wen. Director active across 1 company, notably ASE Technology Holding Co., Ltd.. In total, 1 filings have been recorded. Activity tracked since 7 September 2026. The latest transaction was filed on 7 September 2026 (Attribution). Regulator: SEC (Form 4). All data is openly available.