Earnings recap · LRCX
Lam Research Q1 fiscal 2027 results
What Lam Research reported for Jul to Sep 2026, compared with the same quarter a year earlier, from the press release it filed with the SEC.
10-Q filed Lam Research filed its quarterly report for this quarter on Oct 22, 2026. Read the 10-Q on SEC EDGAR. The figures below are from the earlier press release; the 10-Q has the full statements and notes.
The headline numbers
Lam Research reported revenue of $8.2B for Q1 fiscal 2027, compared with $5.3B a year earlier (+54.4%). Net income was $2.8B, compared with $1.6B (+75.5%), and diluted earnings per share were $2.19, compared with $1.24. These are GAAP figures, prepared under the standard accounting rules. How EPS is calculated.
Comparing Q1 fiscal 2027 (Jul to Sep 2026) with Q1 fiscal 2026 (Jul to Sep 2025)
Each pair of bars shows both periods. Longer bar, more money. Bars in a group share one scale.
Q1 fiscal 2027Q1 fiscal 2026
Revenue and profit (GAAP)
Source: Exhibit 99.1 to Lam Research's 8-K filed Oct 21, 2026
Per share (GAAP)
Source: Exhibit 99.1 to Lam Research's 8-K filed Oct 21, 2026
Cash flow (GAAP)
Source: Exhibit 99.1 to Lam Research's 8-K filed Oct 21, 2026
| Line | Q1 fiscal 2027 | Q1 fiscal 2026 | Change |
|---|---|---|---|
| Revenue | $8,219M | $5,324M | +54.4% |
| Operating income | $3,284M | $1,829M | +79.5% |
| Net income | $2,753M | $1,569M | +75.5% |
| Diluted EPS | $2.19 | $1.24 | +76.6% |
Change is worked out by Ticker Sage from the two figures shown. Operating margin, operating income as a share of revenue, was 40.0% compared with 34.4%. What profit margins measure.
Cash flow
| Line | Q1 fiscal 2027 | Q1 fiscal 2026 | Change |
|---|---|---|---|
| Cash from operations | $3,498M | $1,779M | +96.6% |
What management said
"With AI driving higher semiconductor demand and greater device complexity, our focus on operational execution helped Lam deliver record revenue, profit, and earnings per share in the September quarter"
What to look for in the 10-Q
The press release has the headline tables. The 10-Q adds the full statements, the notes and management's discussion, including:
- Segment detail. Revenue and profit by business, and the reasons the company gives for changes.
- Items the adjusted measures leave out. Where those charges sit in the GAAP statements.
- Debt and risk factors. Any changes to borrowings and the risk factors section since the 10-K.
How an 8-K, a 10-Q and a 10-K differ. When the 10-Q is filed, the box at the top of this page links to it.
Sources
- Exhibit 99.1: press release and financial tables, filed Oct 21, 2026
- Form 8-K filing index on SEC EDGAR
- Lam Research Form 10-K for fiscal 2026
Common questions
When did Lam Research report Q1 fiscal 2027 results?
Lam Research filed its Q1 fiscal 2027 press release with the SEC on Oct 21, 2026, as Exhibit 99.1 to a Form 8-K under Item 2.02 (Results of Operations and Financial Condition).
What were Lam Research's revenue and EPS for Q1 fiscal 2027?
Revenue was $8.2B, compared with $5.3B in Q1 fiscal 2026. Diluted EPS was $2.19, compared with $1.24.
Has Lam Research filed its 10-Q for Q1 fiscal 2027?
Yes. Lam Research filed the 10-Q on Oct 22, 2026.
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Disclosures
- Editor holdings in LRCX
- The editor holds no position in Lam Research (LRCX). As of Oct 25, 2026.
- Compensation
- Nobody paid for this page. No affiliate links.
- Sources
- Lam Research's own SEC filings, linked next to each number.
- Last updated
- Oct 26, 2026
A summary of a public filing for general education, the same for every reader. Not a recommendation to buy, sell or hold LRCX. It reports what the company said and doesn't compare the results with forecasts by anyone else.