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Chip Stocks Stumble Into Q3 After Record Q2 Rallies

Semiconductor shares reversed sharply to open the third quarter, with Micron losing 11% and erasing nearly $200 billion in market cap.

Semiconductor stocks that powered stunning second-quarter gains hit a wall Wednesday as the new quarter opened with broad selling pressure across the chip sector. Micron Technology, which surged more than 240% during Q2 alone, led the decline with an 11% single-session drop that wiped out nearly $200 billion in market capitalization — a jarring reversal for one of the market's hottest performers.

The abrupt pullback underscores how stretched valuations had become after months of relentless buying driven by artificial intelligence enthusiasm and strong earnings outlooks. When momentum names trade at elevated multiples, even minor catalysts can trigger outsized selloffs as profit-takers move quickly to lock in gains accumulated over weeks or months.

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Micron's steep one-day loss illustrates the volatility risk embedded in high-flying semiconductor plays. A stock that more than triples in a single quarter carries significant downside exposure if investor sentiment shifts, sector rotation accelerates, or macroeconomic signals introduce fresh uncertainty into growth assumptions.

The chip sector's Q3 stumble will test whether the underlying AI-driven demand thesis remains intact or whether the second-quarter rally priced in too much optimism too soon. Market participants will be watching upcoming earnings reports and forward guidance closely to determine whether fundamentals can justify the sector's still-elevated valuations heading deeper into the year.

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Frequently Asked Questions

Q.How much did Micron stock drop to start Q3?

Micron fell 11% on Wednesday at the open of the third quarter, erasing nearly $200 billion in market capitalization in a single session.

Q.How much did Micron gain in the second quarter?

Micron surged more than 240% during the second quarter, making it one of the market's top-performing stocks over that period.

Q.How much market cap did Micron lose in the selloff?

The 11% single-day decline wiped out nearly $200 billion of Micron's market capitalization on Wednesday.

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