Lam Research quarterly revenue jumps 54.4% to $8.22 billion
Lam Research's revenue growth is speeding up. Results for the quarter ended September 27, 2026, from the earnings release filed with the SEC on Oct 21, 2026.
Snapshot
Lam Research's revenue growth is speeding up: revenue jumped 54.4% to $8.22 billion in the quarter ended September 27, 2026, from $5.32 billion a year earlier, after 30.0% year over year growth the quarter before.
- Independent Research
Market Data
| Company | 1D % | Price |
|---|---|---|
| ($LRCX) | ▼ −1.00% | 260.81 |
as of 16:00 ET · Realtime derived data
What We Know
Revenue for the quarter ended September 27, 2026 was $8.22 billion, versus $5.32 billion in the same quarter a year earlier, up 54.4%. That is its highest quarterly revenue of the last eight quarters. Diluted earnings per share was $2.19, up from $1.24.
Quarterly revenue by fiscal quarter end, oldest first: Dec 2024: $4.38 billion; Mar 2025: $4.72 billion; Jun 2025: $5.17 billion; Sep 2025: $5.32 billion; Dec 2025: $5.34 billion; Mar 2026: $5.84 billion; Jun 2026: $6.72 billion; Sep 2026: $8.22 billion.
Octans View
Year over year revenue change by quarter, computed from the filed figures: Dec 2025 up 22.1%; Mar 2026 up 23.8%; Jun 2026 up 30.0%; Sep 2026 up 54.4%. On those figures, Lam Research's revenue growth is speeding up. That read compares the latest two year over year growth rates and nothing else.
Bear Case · Room for Disagreement
This brief covers reported revenue and diluted earnings per share only. It does not cover guidance, margins, segment results, cash flow or the earnings call, and it makes no forecast. Revenue is the total on the release line we matched; a company's own adjusted measures can differ.
Method and source. Octans Research matched the revenue line in the earnings release (Exhibit 99.1) to the year ago quarter the company reported in its own XBRL financial data; the two must agree before anything is published. The quarterly history comes from the same XBRL data. The text is generated from those verified figures by a fixed template; no model wrote it.
Chart
Sources
- [1]SEC EDGAR — Lam Research earnings release for the quarter ended September 27, 2026 (Exhibit 99.1), filed Oct 21, 2026
- [2]SEC EDGAR — Lam Research XBRL financial data (company facts)
These are the sources this piece was drafted from. How we verify. Found an error? Tell us and we correct it in public.
$8.22B
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