24/7 Wall St. reports that the current U.S. grid modernization investment cycle is valued at $1.5 trillion, with analysts identifying three ETFs that hold concentrated positions in grid infrastructure companies often overlooked by mainstream investors. Data center electricity demand is cited as a primary catalyst for the spending wave, pushing utilities, transmission operators, and equipment makers to accelerate capital deployment. Investors tracking the AI infrastructure buildout are increasingly looking beyond hyperscaler stocks to grid-adjacent pure plays as a way to gain exposure.