Vertiv (VRT) Stock After Hours on Dec. 12, 2025: Why Shares Fell, What Analysts Forecast Next, and What to Watch Before the Next Market Open
After the bell Friday (Dec. 12, 2025), Vertiv Holdings Co. (NYSE: VRT) closed sharply lower and then stabilized modestly in after-hours trading—an important setup for sentiment heading into next week. Note: Dec. 13, 2025 is a Saturday, so U.S. stock markets are closed; the next regular U.S. session begins Monday, Dec. 15, 2025. What happened to Vertiv stock on Friday, Dec. 12, 2025? Vertiv shares fell 9.73% in the regular session, ending at $161.27 after trading as high as $174.15 and as low as $159.82, with volume around 12.36 million shares. StockAnalysis In after-hours trading, the stock nudged higher to