According to @CNBC, Microsoft (MSFT), Netflix (NFLX), Marvell Technology (MRVL), and GitLab (GTLB) were among the biggest midday movers in U.S. trading on Dec 3, 2025 (source: @CNBC). The report identifies notable intraday moves across large-cap tech and software names but does not provide specific percentage changes or catalysts for the session (source: @CNBC). The piece does not reference digital assets; crypto-focused traders tracking cross-asset sentiment should note that no explicit BTC or ETH linkage was cited by the source (source: @CNBC).

According to @CNBC, the biggest after-hours movers included CrowdStrike (CRWD), American Eagle Outfitters (AEO), Marvell Technology (MRVL), and GitLab (GTLB), highlighting notable post-close volatility that traders will assess into the next session, source: CNBC. For actionable preparation, consult the linked CNBC report for specific price changes and catalysts and monitor pre-market liquidity and options activity for potential cross-asset risk read-through, source: CNBC.