Stocks making the biggest moves premarket: Micron Technology, Trump Media, Birkenstock,

Check out the companies making the biggest moves before the bell: Micron Technology — Shares jumped more than 11% after the chipmaker issued a rosy revenue forecast and posted fiscal first-quarter results that exceeded Wall Street expectations . Micron said it expected about $18.70 billion in revenue in the current quarter — significantly higher than the $14.20 billion expected from analysts polled by LSEG. Trump Media — The Truth Social parent surged 19% after announcing a merger with TAE Technologies, a fusion power energy company. The all-stock deal is valued at more than $6 billion and is expected to close in mid-2026. Lululemon — The athleisure maker popped more than 6% after Reuters reported, citing a source, that Elliott Management had taken a stake worth more than $1 billion in the company. Accenture — The consulting giant gained more than 1% after reporting fiscal first-quarter results that beat analyst expectations. Earnings per share came in at $3.94, excluding certain items, on revenue of $18.74 billion. Analysts polled by FactSet expected a profit of $3.74 per share on revenue of $18.53 billion. Birkenstock — The footwear maker shed 10% on disappointing earnings guidance for fiscal 2026. The company sees adjusted earnings per share between 1.90 and 2.05 euros. Analysts polled by FactSet expected a forecast of 2.09 euros. Coinbase — The crypto exchange rose more than 2% after announcing it will launch a slew of new products, including prediction markets trading through a partnership with Kalshi. CarMax — Shares sank 5.7% after the used car dealer said it plans to lower margins in the fourth quarter and increase marketing spend year over year. CarMax’s third-quarter revenue topped expectations, but it is unclear if its earnings of 43 cents per share is comparable to the FactSet consensus estimate of 31 cents. — CNBC’s Pia Singh contributed reporting