Tuesday's market has witnessed notable fluctuations among stocks, particularly in the mega-cap and large-cap categories. Investors are responding to a mix of corporate news and market dynamics, leading to significant intra-day stock movements. Among the most impactful are UnitedHealth Group (UNH) and Meta Platforms (NASDAQ: META ), both experiencing downturns, while Super Micro Computer (NASDAQ: SMCI ) sees a surge. Here's a rundown of some of the day's most significant stock movers across various market cap ranges.

Mega-Cap Movers:

  • Facebook Inc (META); -2.77%
  • United Health Group (NYSE: UNH ); -2.6%
  • Avago Technologies (NASDAQ: AVGO ); -3.18%

Large-Cap Stock Movers:

  • Super Micro Computer (SMCI); +13.17%
  • Intel Corp (NASDAQ: INTC ); +10.95%
  • Grab Holdings (NASDAQ: GRAB ); +7.04%
  • SailPoint Tech (SAIL); +5.87%
  • Reinvent Technology Partners Y (AUR); -8.93%
  • Conagra Foods (NYSE: CAG ); -7.83%
  • Medtronic (NYSE: MDT ); Medtronic reports third quarter fiscal 2025 financial results; -7.66%
  • Baidu-Exch (BIDU); -7.93%
  • Tempus AI (TEM); Tempus to Participate in the Morgan Stanley (NYSE: MS ) Technology, Media and Telecom (BCBA: TECO2m ) Conference; -6.1%
  • Yandex (NASDAQ: NBIS ); +11.98%

Mid-Cap Stock Movers:

  • CM Life Sciences (WGS); +28.18%
  • Wildhorse Resource Development Corp (WRD); +27.94%
  • Oscar Health (OSCR); +18.35%
  • Hertz Global Holdings (OTC: HTZGQ ) (HRI); -12.73%
  • Walgreen Boots Alliance (WBA); WBA INVESTOR NOTICE: Walgreens Boots Alliance (NASDAQ: WBA ), Inc. Investors with Substantial Losses Have Opportunity (SO: FTCE11B ) to Lead Investor Class Action (WA: ACT ) Lawsuit; +10.82%
  • H&E Equipment Ser (NASDAQ: HEES ); H&E Rentals weighs Herc Holdings (NYSE: HRI ) purchase offer; +13.67%
  • Zai Lab (NASDAQ: ZLAB ); +9.55%
  • Pony Ai Inc (PONY); +6.59%

Small-Cap Stock Movers:

  • Allogene Therapeutics Inc (NASDAQ: ALLO ); +56.62%
  • Osprey Technology Acquisition (BKSY); BlackSky Wins New Strategic International Customer for Subscription-Based Gen-2 Imagery and Analytics Services; +14.68%
  • Purecycle Technologies Holdings (PCT); +16.33%
  • NeoGenomics Inc (NASDAQ: NEO ); NeoGenomics Reports Fourth Quarter and Full Year 2024 Results; -19.07%
  • Chimerix Inc (NASDAQ: CMRX ); FDA accepts Chimerix's new drug application for glioma treatment; +12.12%
  • Live Oak Acq (NVTS); +13.67%
  • Serve Robotics (SERV); -13.39%
  • Blaize Holdings NAQ (BZAI); -2.82%
  • SMCX NASDAQ (SMCX); +26.77%
  • Sizzle Acquisition (CRML); -15.01%

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