Friday’s market has witnessed notable fluctuations among stocks, driven by various factors including company news and market sentiment. Mega-cap stocks like Tesla Motors (NASDAQ: TSLA ) and Merck & Co (NYSE: MRK ) experienced significant gains, while others such as Metropcs Communications (NASDAQ: TMUS ) saw a downturn. In the large-cap arena, HealthSouth Corp (NYSE: EHC ) shares climbed, contrasting with the sharp decline of Summit Therapeutics PLC (NASDAQ: SMMT ). Here’s a closer look at some of the major stock movers across different market cap categories.

Mega-Cap Movers:

• Tesla Motors (TSLA); New to The Street Announces Vision for Tesla Robo-Fleet Media Activation in NYC: +9.05%
• Nvidia Corp (NASDAQ: NVDA ): +3.66%
• AbbVie Inc (NYSE: ABBV ); AbbVie Reports First-Quarter 2025 Financial Results: +3.00%
• Merck & Co (MRK): +3.26%
• Palantir Technologies Inc (NASDAQ: PLTR ): +2.14%
• Facebook Inc (NASDAQ: META ); Trump Administration Pressures Europe To Reject AI Rulebook - Bloomberg: +2.09%
• Google Inc (NASDAQ: GOOGL ); Trump Administration Pressures Europe To Reject AI Rulebook - Bloomberg: +1.53%
• Avago Technologies (NASDAQ: AVGO ): +1.66%
• Metropcs Communications (TMUS); T-Mobile Reaches 5G Advanced Nationwide Milestone (WA: MMD ): -11.06%

Large-Cap Stock Movers:

• HealthSouth Corp (EHC); Encompass Health stock up 3% on strong Q1 results, raised guidance: +11.64%
• Charter Communications (NASDAQ: CHTR ); Charter Announces First Quarter 2025 Results: +10.60%
• Summit Therapeutics PLC (SMMT); Summit Therapeutics to Host First Quarter 2025 Financial Results & Operational Progress Call on May 1, 2025: -36.76%
• Biontech Se (NASDAQ: BNTX ): -20.94%
• Avantor Inc (NYSE: AVTR ); Avantor shares rise as Q1 earnings meet expectations: -19.42%
• Kinsale Capital Group Inc (NYSE: KNSL ); Kinsale Capital Group Reports First Quarter 2025 Results: -18.38%
• Erie Indemnity Co (ERIE); Erie Indemnity Reports First Quarter 2025 Results: -11.56%
• Aon Corp (NYSE: AON ); Aon shares fall as q1 earnings miss estimates: -9.08%
• SK Growth Opportunities (BULL): -11.18%

Mid-Cap Stock Movers:

• Saia (NASDAQ: SAIA ); Saia Reports First Quarter Results: -34.13%
• Appfolio Inc (APPF); AppFolio, Inc. (NASDAQ: APPF ) Announces First Quarter 2025 Financial Results: -17.81%
• Metsera (MTSR): -15.93%
• Biohaven Pharmaceutical Holding Co (NYSE: BHVN ): -13.03%
• TSLL (TSLL): +18.14%
• Sensient Technologies Corp (NYSE: SXT ); Sensient Technologies beats Q1 earnings, stock rises on strong outlook: +11.99%
• Core Scientific Inc (CORZ); Core Scientific, Inc. Schedules First Quarter Fiscal Year 2025 Earnings Release, Conference Call and Webcast: +8.96%
• Ryan Specialty Group Holdings (RYAN): -8.77%

Small-Cap Stock Movers:

• Cantor Equity Partners Class A (CEP): +23.43%

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