Why Super Micro (SMCI) stock is down today: an exec retirement filing meets year-end AI trade
NEW YORK, December 31, 2025, 15:16 ET — Regular session Super Micro Computer, Inc. shares fell 1.7% to $29.15 in afternoon trading on Wednesday, after a regulatory filing showed the AI server maker’s head of operations will retire at year-end. The stock traded between $29.12 and $29.86. The timing matters because Super Micro’s customers care less about buzzwords and more about delivery schedules, power draw and cooling. Any hint of execution risk can move the stock quickly, especially into year-end when liquidity thins and position-squaring can exaggerate swings. The company said Senior Vice President of Operations George Kao will retire