Super Micro Computer Inc. shares plunged the most in nine months after the company lowered its fiscal-year revenue forecast, raising questions about sales and pricing pressures around powerful AI servers.

The stock, which trades under the ticker SMCI, is down over 20% in midday trading on Wednesday to $45.65, the worst performer and the second-most-active stock in the S&P 500 index. Shares are still up 50% in 2025.

TheStreet. Fans of pirate stories are no doubt familiar with the expression "Davy Jones' Locker." The phrase comes from folk stories about a demonic figure who presides over souls who were lost at sea,