Lam Research reports a USD 8.22 billion quarter. Lam Research stock is valued at USD 288.0 billion.

Published on 10/23/2026 at 10:39 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS

September revenue reached USD 8.22 billion. Lam Research stock costs EUR 210.35 on October 23, 2026 at USD 288.0 billion value.

Quarterly growth and forward margins

September-quarter revenue reached USD 8.22 billion on September 27, 2026.
December-quarter revenue guidance is USD 8.60 billion with a 52.5 percent gross margin midpoint.
Lam Research stock trades at EUR 210.35 at 10:34 a.m. CEST at Lang & Schwarz on October 23, 2026.
Lam Research had a USD 288.0 billion market capitalization as of October 22, 2026.

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Lam Research Corporation (ISIN US5128073062) reported USD 8.22 billion in revenue for the quarter ended September 27, 2026. The company also guided to USD 8.60 billion in revenue for the quarter ending December 27, 2026, according to Morningstar on October 21, 2026.

September quarter sets scale

Lam Research's September-quarter revenue rose from USD 6.72 billion in the quarter ended June 28, 2026, to USD 8.22 billion. GAAP operating margin increased from 37.4 percent to 40.0 percent, while GAAP diluted earnings per share rose from USD 1.81 to USD 2.19, based on the reported quarter comparison.

The company generated USD 2.75 billion in GAAP net income during the September quarter. Its non-GAAP operating margin was 40.2 percent, compared with 38.4 percent in the June quarter, giving investors a second profitability measure alongside the GAAP result.

What does guidance mean for margins?

Lam Research set a 52.5 percent gross margin midpoint and a 40.5 percent operating margin midpoint for the December quarter. The revenue outlook includes a plus or minus USD 400 million range, while diluted earnings per share guidance is USD 2.33 plus or minus USD 0.15.

Management also cited near-term supply chain constraints in the December outlook, according to AlphaStreet on October 21, 2026. The same call indicated that systems revenue for calendar year 2026 was expected to grow more than 40.00 percent year over year.

Three results dates frame the story

The results timeline runs from revenue of USD 5.32 billion for the quarter ended September 28, 2025, to USD 6.72 billion for the quarter ended June 28, 2026, and then USD 8.22 billion for the quarter ended September 27, 2026. The figures come from the quarter comparison in the October 21, 2026 release.

The next reporting milestone

The next dated operating milestone is December 27, 2026, the quarter-end date attached to the company's revenue and margin guidance. The guidance provides the clearest near-term test of whether supply constraints affect delivery against the USD 8.60 billion midpoint.

Stock valuation in Berlin trading

Lam Research stock was trading at EUR 210.35 at Lang & Schwarz on October 23, 2026, at 10:34 a.m. CEST. Its market capitalization was USD 288.0 billion as of October 22, 2026, while the primary listing is Nasdaq in USD under ticker LRCX.

The further course of trading is shown by the continuously updated real-time quote of Lam Research stock.