[US Stock Market Movement] Lam Research plummets on October 22: muted performance guidance, supply constraints, and decline in China revenue

LAM Research October 22: Analysis of Sharp Decline

Keywords: muted performance guidance, supply limitations, decline in China revenue

1. On October 21, 2026, LAM Research announced quarterly revenue and earnings per share that exceeded expectations, but the midpoint of next quarter's revenue guidance was in line with market estimates, without providing significant upside surprises. The guidance indicated that revenue quarter-over-quarter growth would slow compared to previous quarters, limiting the positive impact of the results.

2. On October 21, 2026, company management stated that short-term component supplies are limited and some shipments will be delayed to upcoming quarters. They also anticipated a significant decline in the share of revenue from Chinese customers in the December quarter, increasing uncertainty in near-term revenues.

3. On October 22, 2026, semiconductor stocks weakened, with related reports mentioning investor concerns about returns on capital expenditure in artificial intelligence. Chip stocks came under pressure during the same period, and LAM Research dropped in pre-market trading.

(Disclaimer: This content is generated by AI technology summarizing public information and is for reference only. It does not constitute investment advice.)