# Super Micro Computer Shares Lead S&P 500 With 9.12% Midday Gain By Enna Lee Canonical URL: https://www.tokenpost.com/news/investing/37532 Published: 2026-10-22T05:43:51.000Z Updated: 2026-10-22T05:43:51.000Z Section: Investing > Super Micro Computer Inc. raised its fiscal first-quarter 2027 revenue estimate to $18.5 billion-$19.5 billion, pointing to increased demand for AI platforms. Super Micro Computer Inc. shares led the S&P 500’s midday gainers with a 9.12% rise Oct. 21 after the company raised its fiscal first-quarter 2027 revenue estimate to $18.5 billion to $19.5 billion. Super Micro replaced its earlier estimate of $14.5 billion to $15.5 billion. The company attributed the higher range primarily to increased demand for AI platforms. The fiscal quarter ended Sept. 30. Shares had gained 11.5% at the U.S. open, as covered in an [earlier market update](). In the midday ranking, EchoStar Corporation rose 7.97%, followed by Charles River Laboratories at 7.79%, Datadog at 7.49% and Bloom Energy at 6.85%. ## Links in this article - [earlier market update](https://www.tokenpost.com/news/investing/37243)