Lam Research Posts Record Revenue on AI, Shares Drop

Lam Research reports record quarterly revenue driven by AI infrastructure, but shares fall 6% after hours.

By ·

Oct 21, 2026

9 cards · 1m 20s · tap to begin

From · · · 1m 20s

Lam Research Posts Record Revenue on AI, Shares Drop

Lam Research reports record quarterly revenue driven by AI infrastructure, but shares fall 6% after hours.

In brief

Lam Research reports record quarterly revenue driven by AI infrastructure, but shares fall 6% after hours. Lam Research reported $8.22 billion quarterly revenue, beating estimates, but shares dropped 6.1% after hours due to narrow results and wide guidance. Originally reported by BigGo Finance.

Q1 Results

Lam Research Posts Record Quarterly Revenue on AI Tailwind, but Shares Fall 6% After Hours

Lam Research reported record quarterly revenue of $8.22 billion for fiscal 2027 Q1, beating market expectations.

AI-Driven Demand

Expanded AI infrastructure investment boosted demand for deposition and etch equipment, driving record revenue.

Profitability Metrics

Adjusted gross margin reached 52.4%, and operating margin hit 40.2%, both all-time highs.

Quarterly Guidance

Quarterly Guidance

Second-quarter revenue guidance of $8.6 billion plus or minus $400 million exceeded market estimates.

Stock Reaction

Shares fell 6.1% after hours despite strong results, as investors took profits.

Market Context

The stock is up 80% over the past year but down 40% from its 52-week high.

Guidance Range Concerns

A wide revenue guidance range of $8.2 billion to $9 billion heightened investor caution.

CEO Statement

CEO Tim Archer attributed record revenue to AI-driven semiconductor demand and complex chip manufacturing.

Regional Breakdown

China accounted for 35% of revenue, followed by South Korea (20%) and Taiwan (18%).

Here's the gist

Lam Research reported $8.22 billion quarterly revenue, beating estimates, but shares dropped 6.1% after hours due to narrow results and wide guidance.

Read the original on BigGo Finance

React

Sign in to react and comment.

Comments (0)

Life is short. Keep it sweet. Respect others' opinions and be kind!

    Recommended next

    More decks on lam research and related topics.