Dear Vertiv Stock Fans, Mark Your Calendars for March 23

Vertiv Holdings (VRT) stock pushed higher on Monday after receiving confirmation that it will join the S&P 500 Index ($SPX) before market open on March 23, as part of the benchmark’s quarterly rebalancing. The inclusion represents a notable milestone for the infrastructure firm that has emerged as a critical beneficiary of accelerated artificial intelligence (AI) data center buildout in 2026. 

Following today’s rally, Vertiv stock is up more than 65% versus its year-to-date low in early January.