ASE Technology (ASX) jumps as chip stocks rally and investors refocus on strong Q1 revenue trend

ASE Technology Holding Co., Ltd. (ASX) is up 9.8% today. Here is some analysis on what might have caused this price movement.

Analysis: The move looks tied to a broader risk-on surge across semiconductor stocks after a major chipmaker’s earnings and outlook reset sentiment for the group. ASE also had fresh (and notably strong) March and Q1 revenue disclosures in the market recently, which may have amplified the upside as investors look ahead to its upcoming quarterly results.

Details:

The semiconductor sector rallied Friday after a large chip company’s quarterly beat and upbeat outlook helped push industry benchmarks to new highs, which can lift adjacent supply-chain names like outsourced packaging and testing providers.

ASE disclosed unaudited March 2026 consolidated net revenues of NT$61,577 million, up 18.2% sequentially and 14.6% year over year.

ASE disclosed unaudited Q1 2026 consolidated net revenues of NT$173,662 million, up 17.2% year over year (though slightly down sequentially versus Q4).

ASE’s Assembly, Testing and Materials (ATM) segment showed strong momentum in the same update, with March 2026 ATM net revenues up 13.9% sequentially and 27.6% year over year.

Sources:

PR Newswire, Reuters, Intel

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 insiders have traded $ASX stock on the open market 16 times in the past 6 months. Of those trades, 0 have been purchases and 16 have been sales.

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

TIEN-SZU CHEN (GM, ASE Inc. Chung-Li Branch) has made 0 purchases and 4 sales selling 530,000 shares for an estimated $247,136,997.
JEFFREY CHEN has made 0 purchases and 12 sales selling 108,000 shares for an estimated $46,817,970.

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

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$ASX Hedge Fund Activity

We have seen 172 institutional investors add shares of $ASX stock to their portfolio, and 138 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

ACADIAN ASSET MANAGEMENT LLC added 3,848,363 shares (+159.4%) to their portfolio in Q4 2025, for an estimated $61,958,644
LAZARD ASSET MANAGEMENT LLC added 1,997,888 shares (+11.1%) to their portfolio in Q4 2025, for an estimated $32,165,996
CITADEL ADVISORS LLC removed 1,849,169 shares (-100.0%) from their portfolio in Q4 2025, for an estimated $29,771,620
MILLENNIUM MANAGEMENT LLC removed 1,803,552 shares (-56.9%) from their portfolio in Q4 2025, for an estimated $29,037,187
EARNEST PARTNERS LLC removed 1,595,755 shares (-44.6%) from their portfolio in Q4 2025, for an estimated $25,691,655
RENAISSANCE TECHNOLOGIES LLC removed 1,504,285 shares (-100.0%) from their portfolio in Q4 2025, for an estimated $24,218,988
MORGAN STANLEY added 1,330,580 shares (+14.3%) to their portfolio in Q4 2025, for an estimated $21,422,338

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

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