Stocks across market-cap tiers registered meaningful swings on Tuesday as company-specific headlines and analyst moves drove trading activity. Semiconductor and biotechnology issues were especially prominent, though investors also pushed shares higher in other sectors, from energy to small-cap robotics.
Below are the primary movers grouped by market-cap bracket, with the percentage changes reported during the trading session.
Mega-Cap Movers (Market Cap $200B+)
- Advanced Micro Devices (AMD) - Raymond James upgraded AMD’s rating, citing an outlook for AI server growth: +4.67%
- Dell Inc (DELL): +3.48%
- SpaceX (SPCX): +2.67%
- Netflix, Inc. (NFLX): +2.54%
Large-Cap Stock Movers (Market Cap $10B-$200B)
- Moderna (MRNA) - Wolfe Research raised its rating on the company following trial results: +13.54%
- Bloom Energy Corp (BE) - Reports indicate the SEC subpoenaed banks for details on situational awareness, according to NYT: +6.06%
- Robinhood Markets (HOOD): +7.32%
- Madison Air Solutions Inc (MAIR): +9.17%
- Super Micro Computer (SMCI): +8.91%
- Futu Holdings (FUTU): +8.89%
- Iris Energy (IREN): +5.56%
Mid-Cap Stock Movers (Market Cap $2B-$10B)
- Generate Biomedicines Inc (GENB): +12.44%
- AltC Acquisition (OKLO): +12.17%
- Rumble (RUM): +12.07%
- Twist Bioscience Corporation (TWST): +9.13%
Small-Cap Stock Movers (Market Cap $300M-$2B)
- Richtech Robotics (RR): +18.52%
- Standard Nuclear (STDN): +18.01%
- Inhibrx Biosciences (INBX): +15.95%
- Cartesian Growth III (FAC): +13.7%
Tuesday’s session highlighted how targeted news - including analyst upgrades and regulatory inquiries - can translate quickly into share-price moves across market-cap segments. The most pronounced advances were concentrated in technology and biotech, though energy and financial-related headlines also affected several large-cap names.
Market participants looking for real-time developments should note that intraday price reactions reflect a mix of fundamental news and short-term trading flows. The list above captures a snapshot of those names that showed the largest percentage gains during the trading day.