Lam Research quarterly revenue rises about 30% to $6.72 billion and its shares gain 8%

Lam Research, the US semiconductor production equipment maker, released the results of the fourth quarter of its 2026 fiscal year, ended 28 June 2026, on Wednesday, 29 July 2026, after the close of US trading. Revenue for the quarter was $6.72 billion, up about 30% from the same period a year earlier.

Earnings per share came in at $1.82, against analyst estimates of around $1.72. The company had previously guided for revenue of $6.6 billion, plus or minus $400 million, and earnings per share of $1.65, plus or minus 15 cents, for the same quarter.

The outlook the company issued for the September quarter came in above market estimates, and Lam Research shares rose about 8% after the results were published. Demand for chipmaking equipment is one of the gauges used to track the global artificial intelligence investment cycle.