The Week

Lam Research fell 8.24% this week to close at $318.84. The S&P 500 rose 1.15% over the same period, so the stock lagged the benchmark by about 9.39 percentage points. The move was a fade from early strength: Monday opened at $346.875 and the week’s high was $351.365, but selling resumed from Tuesday and the stock slipped below $320 on Thursday, hitting a low of $316.01 on Friday before a small bounce into the close. Weekly amplitude was 10.19%, with trading volume slightly below the median.

Key Events

The week’s narrative centred on strong AI chip-equipment demand signals colliding with early-quarter profit-taking. BofA named Lam Research among five AI chip stocks to buy for Q4, while Morgan Stanley said it expects the company to guide above $9 billion for the December quarter. On Tuesday the shares dropped 3.87%, and pre-market quotes pointed to a decline of more than 3%, in line with weakness in ASML. Friday’s session ended lower but Lam Research still outperformed some peers. Jim Cramer flagged chipmakers as a key test in the coming earnings season. There was no company-specific earnings release or major regulatory news during the week.

Analyst Ratings

Across 35 institutions covering Lam Research, 25 rate it buy, 4 rate it overweight, 6 rate it hold, and none rate it underweight or sell. The consensus rating is strong buy, with a consensus target price of $375.65, implying about 17.82% upside from the current price. Target prices range from $290 to $500, a wide spread. Within the semiconductor materials and equipment industry of 32 companies, Lam Research ranks third by rating, near the top of the group.

The Week Ahead

Earnings season moves into a denser phase. US CPI and core CPI land on Wednesday, 14 October, and the data will shape expectations for the Fed’s rate path, which matters for valuation-sensitive semiconductor names. Lam Research’s own quarterly report is scheduled for after the close on Wednesday, 21 October, with consensus estimates at $2.1768 EPS and $8.134 billion in revenue for the first quarter of fiscal 2027. Whether Morgan Stanley’s above-$9 billion guidance expectation holds up will be the next key test.

In Short

Lam Research pulled back sharply this week despite a still-supportive AI demand backdrop, lagging the S&P 500 by nearly 9.4 percentage points. The sell-off sits alongside a strong-buy consensus and a target price roughly 18% above spot, while the latest session’s money flow showed large-lot money turning net seller. Valuation is not cheap at about 54.9x P/E and 32x P/B. The path forward depends on how the CPI print affects sector valuation and whether the 21 October earnings release can justify the relatively upbeat brokerage view.

This article is generated by LongbridgeAI from market data, for information only and not investment advice.