GWH - ESS Tech GAAP EPS of -$1.33 misses by $1.25 February, 24 2022 04:57 PM ESS Tech Inc. ESS Tech press release (NYSE:GWH): Q4 GAAP EPS of -$1.33 misses by $1.25. Cash and cash equivalents of $238.94M as of Dec. 31, 2021. For further details see: ESS Tech GAAP EPS of -$1.33 misses by $1.25