What Happened?
Shares of semiconductor equipment maker Lam Research (NASDAQ: LRCX) fell 5.7% in the afternoon session after a sell-off in memory and storage stocks was triggered by fears that geopolitical conflict in the Middle East could cause a major energy price shock.
The catalyst originated from South Korea, where fears over the Iran conflict reignited concerns about surging liquefied natural gas (LNG) prices. As one of the world's largest LNG importers, the country's semiconductor fabs, which are key customers for Lam Research, faced concerns about rising operating costs. This was reflected in the market, as shares of memory makers SK Hynix and Samsung dropped significantly.
The pressure was part of a broader market decline, with the S&P 500 and Nasdaq both falling around 2%. The sell-off in the tech sector was driven by a general move away from risk amid the geopolitical jitters and rising oil prices that stoked inflation worries.
The stock market overreacts to news, and big price drops can present good opportunities to buy high-quality stocks. Is now the time to buy Lam Research? Access our full analysis report here, it’s free.
What Is The Market Telling Us
Lam Research’s shares are very volatile and have had 28 moves greater than 5% over the last year. In that context, today’s move indicates the market considers this news meaningful but not something that would fundamentally change its perception of the business.
The previous big move we wrote about was 5 days ago when the stock dropped 5.2% on the news that the semiconductor sector tumbled as a 'buy the rumor, sell the news' event unfolded around AI-chip leader Nvidia, despite its strong earnings report.
Even though Nvidia reported better-than-expected fiscal fourth-quarter results and provided upbeat guidance, its shares fell, dragging the broader market with it. The sell-off triggered a plunge in the Philadelphia Semiconductor Index and pulled down peers like Broadcom, Micron, and AMD. Analysts suggest the focus for investors has shifted from Nvidia's stellar performance to broader concerns, including growing competition in the artificial intelligence sector and whether the high levels of investment in the AI space are sustainable. This negative reaction highlights a cautious sentiment, where even positive news couldn't sustain the sector's upward momentum.
Lam Research is up 17.5% since the beginning of the year, but at $217.41 per share, it is still trading 12.9% below its 52-week high of $249.48 from February 2026. Investors who bought $1,000 worth of Lam Research’s shares 5 years ago would now be looking at an investment worth $3,944.
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