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Why Super Micro (SMCI) Shares Are Plunging Today

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What Happened?

Shares of server solutions provider Super Micro (NASDAQ:SMCI) fell 5.9% in the morning session after reports revealed billionaire investor Philippe Laffont sold his entire stake in the company amid concerns about declining profitability and rising competition. 

According to the reports, Laffont's firm completely exited its position in Super Micro during the second quarter. The news also highlighted the company's struggles with competition, noting its gross margin had dropped in four consecutive quarters. This consistent decline in profitability suggested a lack of pricing power against larger competitors like Dell Technologies, creating worry among investors about the company's financial health.

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 Super Micro? Access our full analysis report here.

What Is The Market Telling Us

Super Micro’s shares are extremely volatile and have had 79 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 9 days ago when the stock dropped 4.3% on the news that markets became increasingly wary of high valuations following a significant AI-driven rally. The tech-heavy Nasdaq fell approximately 1.4% as a wave of caution swept through the market. A key example of this trend is Palantir Technologies, which saw its shares drop around 7% despite reporting record quarterly results that surpassed analyst estimates and raising its full-year revenue outlook. This seemingly contradictory movement highlighted a broader sentiment shift. Investors appeared to be engaging in profit-taking, concerned that the recent surge in AI-related stocks had led to stretched valuations. This broader market caution affected high-growth technology companies that had previously surged on AI optimism but faced increased scrutiny, signaling a potential cooling-off period for the sector. Adding serious weight to this caution, leadership at both Goldman Sachs and Morgan Stanley highlighted the possibility of a correction in the equity markets over the next couple of years. Despite the euphoria driven by AI optimism and the promise of future rate cuts, these banks viewed this cooling-off period not as a disaster, but as a necessary and healthy feature of a long-term bull market.

Super Micro is up 18.4% since the beginning of the year, but at $35.58 per share, it is still trading 41.4% below its 52-week high of $60.71 from July 2025. Investors who bought $1,000 worth of Super Micro’s shares 5 years ago would now be looking at an investment worth $12,047.

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