Top Stock Movers – May 12, 2026
Markets turned volatile Tuesday after hotter-than-expected inflation data and rising oil prices pressured technology shares and reignited concerns about higher interest rates. Here are the biggest movers on Wall Street:
Biggest Winners
Wendy's (NASDAQ: WEN) surged 15%+ after reports that activist investor Nelson Peltz and Trian Fund Management are exploring a potential deal to take the company private.
Quantum Computing (NASDAQ: QUBT) jumped 16% after reporting stronger-than-expected revenue growth amid continued investor enthusiasm for AI and quantum computing plays.
Venture Global (NYSE: VG) rallied 14.2% as soaring energy prices boosted revenue expectations tied to LNG demand disruptions from the Iran conflict.
Zebra Technologies (NASDAQ: ZBRA) climbed 11% after beating earnings expectations and raising its 2026 outlook.
Biggest Losers
ZoomInfo Technologies (NASDAQ: ZI) plunged 33% after cutting its full-year revenue forecast.
Under Armour (NYSE: UAA) dropped 17% after posting a wider-than-expected loss and issuing weak fiscal 2027 guidance.
Hims & Hers Health (NYSE: HIMS) sank 14% after reporting a surprise quarterly loss.
Qualcomm (NASDAQ: QCOM) tumbled 11%–12%, making it one of the worst performers in the S&P 500 as traders locked in profits following a recent AI-fueled rally.
AST SpaceMobile (NASDAQ: ASTS) fell 12% after posting a wider-than-expected quarterly loss.
GitLab (NASDAQ: GTLB) slid 10% after announcing layoffs and restructuring plans tied to its AI strategy.
Intel (NASDAQ: INTC) declined 6.8% as investors pulled back from chip stocks following a massive AI-driven rally.
D-Wave Quantum (NYSE: QBTS) lost 7% despite strong future orders because quarterly revenue fell sharply.






