ESS Tech, Inc.

GWHT Industrials Electrical Equipment & Parts

ESS Tech, Inc.’s revenue for fiscal 2025 (year ended December 2025) was $1.6 million, down 74.9% from fiscal 2024.

Revenue
−96.9%
EPS
+48.9%
Free cash flow
+27.8%

Quarter to June 2026, against a year earlier

0.04 0.02 −33.33%
Market cap
$6.3M
P/E
0.0×
Fwd P/E
0.0×
Dividend yield
—
F-score
1/9
Altman Z
−26.40
Beneish M
n/a
Dividend safety
n/a
Older periods Sep '25 Dec '25 Mar '26 Jun '26
Piotroski F-Score

+8 more TTM periods

3 1 2 —
ROE
(265.36%) (338.33%) (569.91%) (21,339.71%)
ROA
(94.75%) (103.17%) (120.09%) (182.63%)
ROIC
(1,806.51%) 0.00% 0.00% 0.00%
Return on Tangible Assets
(1,008.91%) (348.97%) (339.74%) (1,222.98%)
Average Days of Receivables
6.55 3.00 12.14 (3.11)
Free Cash Flow per Share
(4.34) (3.68) (1.67) (1.34)
Free Cash Flow
(61.45) (53.67) (49.06) (45.42)
Other line items

Show all line items

Columns are period end dates · fundamentals updated 26 Oct 2026