Buy GWH by Apr 7, 2026.

The company ESS Tech, ticker GWH makes iron flow batteries. They seem to be the only company that has the resources & patents to make the type of battery with pretty much just saltwater and iron. **The product now:** is more expensive and takes up more space than lithium ion batteries, however lasts significantly longer. It can't catch fire & doesn't have the same environmental concerns as lithium. **The future product:** Has the potential to be cheaper than lithium ion …