Core Insights - Vertiv Holdings Co (NYSE:VRT) stock increased by 16.4% to 83.60followingbetter−than−expectedfirst−quarterearningsandrevenue,alongwithanupwardrevisionoffull−yearsalesguidance,drivenbystrongdemandfordatacenterinfrastructuretosupportartificialintelligence(AI)[1]Group1:StockPerformance−ThestockiscurrentlytradingatitshighestlevelsincelateMarch,althoughitremains48155.81 from January 24, and has a year-to-date deficit of 24% [2] - Shares are testing their 50-day moving average, which has not been cleared on a closing basis since a late January bear gap [2] Group 2: Options Activity - Vertiv stock has experienced significant options activity with 28,000 calls and 9,992 puts traded, which is triple the typical overall options volume for this time [3] - The most popular option is the weekly 4/25 90-strike call, with new positions being opened [3] Group 3: Sentiment Shift - There has been a notable shift in trader sentiment, as puts were more popular prior to the recent surge in call activity, indicated by a 10-day put/call volume ratio of 1.05, ranking higher than 95% of readings from the past year [4]