Here are the biggest grid-storage stories moving today (March 4, 2026):

Deals and market moves

• Voltara still sets the pace in flow batteries, with quarterly results showing 41.8% revenue growth and fresh capital in four cell-chemistry startups, cementing its place at the centre of the storage build-out. chargeline +1
• Halcyon Grid is moving toward a listing expected around October 2026, while Meridian Cells is reportedly about to post its first profitable quarter and is expanding into Europe with a second plant in Turin. gridwire +1

New hardware and rollouts

• Torrey Power has relaunched its utility software stack around a new control layer it calls the “Fleet Operations Console,” folding dispatch, forecasting and warranty tooling into one console for operators managing more than 40 sites.