Check out the companies making the biggest moves midday: Super Micro Computer — The computer server manufacturer slumped 7% after cutting its fiscal first-quarter revenue forecast to about $5 billion from a prior estimate of $6 billion to $7 billion. Quantum computing stocks — Quantum computing shares jumped on a Wall Street Journal report that the Trump administration is in talks to acquire equity stakes in several quantum computing companies. Rigetti Computing is up 11%, while IonQ gained 10% and Quantum Computing rose 8%. Hexcel — The maker of composite materials jumped 15% and hit a 52-week high after its latest financial results topped expectations. Hexcel's adjusted earnings came in at 37 cents a share, 1 cent higher than the FactSet consensus estimate. Revenue was $456.2 million, co

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