On Tuesday, February 10, 2026, the US stock market has the following top movers:
Top gainers:
1. Datadog (DDOG) +15%: Top gainer in the S&P 500 after Q4 revenue/EPS beat (revenue +29% y/y) and Q1 revenue guide slightly above consensus; shares surged on robust demand for observability/AI‑workload monitoring. ([barrons.com](https://www.barrons.com/articles/datadog-earnings-stock-price-847c74a6?utm_source=openai))
2. Masco (MAS) +9%: Rallied after an EPS beat, 2026 outlook above Street at the midpoint, and a newly authorized $2B share repurchase program. ([investors.com](https://www.investors.com/market-trend/stock-market-today/dow-jones-sp500-nasdaq-retail-sales-coca-cola-stock/?utm_source=openai))
3. Hasbro (HAS) +7.4%: Jumped on a strong holiday‑quarter driven by Wizards of the Coast/Magic: The Gathering and a fresh $1B buyback, lifting the stock to new highs. ([apnews.com](https://apnews.com/article/483d72163e6a4e21c61b8a8b1b2f3821?utm_source=openai))
Top losers:
1. S&P Global (SPGI) −8.9%: Dropped after 2026 adjusted EPS guidance ($19.40–$19.65) came in below consensus and Q4 EPS slightly missed, stoking concerns about growth. ([investing.com](https://www.investing.com/news/economy-news/sp-global-forecasts-2026-profit-below-estimates-shares-plunge-4496477?utm_source=openai))
2. Xylem (XYL) −7%: Fell as 2026 revenue guidance ($9.1–$9.2B) trailed expectations despite a Q4 beat; investors focused on the softer outlook. ([xylem.com](https://www.xylem.com/en-us/about-xylem/newsroom/press-releases/xylem-reports-fourth-quarter-and-full-year-2025-results/?utm_source=openai))
3. Coca‑Cola (KO) −2.4%: Pulled back after revenue missed estimates even as EPS beat; management guided to modest 2026 organic growth. ([marketwatch.com](https://www.marketwatch.com/story/coca-colas-stock-falls-after-a-rare-sales-miss-even-as-volumes-and-prices-rose-0ecfae6d?utm_source=openai))