CoreWeave Stock (CRWV) After Hours on Dec. 19, 2025: What Investors Need to Know Before the Next Market Open
CoreWeave, Inc. (NASDAQ: CRWV) is ending the week with a sharp rebound that has traders recalibrating expectations going into the next session. After a powerful Friday rally, the stock is holding near the day’s highs in after-hours trading, as investors digest two headline catalysts: a bullish-but-cautious Citi call and CoreWeave’s role in the U.S. Department of Energy’s Genesis Mission. TradingView+3Yahoo Finance+3MarketWatch+3 One important calendar note upfront: U.S. stock markets are closed on Saturday and Sunday, so the “next open” is Monday, Dec. 22, 2025 (not Saturday, Dec. 20). That matters because weekend newsflow can shape Monday’s premarket tone for high-beta