Were the gains limited to these companies only?

No, other companies like Nvidia and AMD also gained, indicating a broad rally in the chip sector.

What is the main reason behind the AI chip stock rally?

The rally is driven by increasing demand for AI chips and positive growth expectations for the sector.

Qualcomm, Applied Materials, Lam Research Lead After-Hours Gains

Shares of Qualcomm (QCOM), Applied Materials (AMAT), and Lam Research (LRCX) led after-hours gains on Wednesday, buoyed by a surge in AI chip stocks.

June 25, 2026

2 min read

Source: Stocktwits

Shares of major technology companies saw notable gains in after-hours trading on Wednesday, led by Qualcomm (QCOM), Applied Materials (AMAT), and Lam Research (LRCX). The moves came amid a broader rally in AI chip stocks.

Possible Reasons

The primary driver of these gains is the positive momentum in the AI sector, with chip stocks like Micron (MU) performing strongly in the regular session, boosting sentiment across the industry and spilling over into after-hours trading.

Context

The moves come at a time when the semiconductor sector is experiencing increasing demand for AI chips, fueling optimistic outlooks for companies like Qualcomm, Applied Materials, and Lam Research. While these stocks have shown mixed performance over the past month, the latest surge reflects investor confidence in growth prospects.

Similar Moves in the Sector

Other chip stocks, including Nvidia (NVDA) and AMD (AMD), also posted gains in after-hours trading, confirming a broad rally in the sector.

Frequently Asked Questions

The stocks rose due to a rally in AI chip stocks, boosting positive sentiment in the semiconductor sector.

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This article was rewritten in Wrqti's editorial style based on information from the original source above. Content is informational only — not investment advice.