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. In the quarter to June 2026, revenue fell 96.9%, EPS grew 48.9% and free cash flow grew 27.8%, each against the same quarter a year earlier. Insiders bought in the last twelve months.

0.09 0.01 +12.50%
Market cap
$6.3M
P/E
0.0×
Fwd P/E
−0.5×
Dividend yield
—
F-score
1/9
Altman Z
−26.40
Beneish M
n/a
Dividend safety
n/a
Dec '17 Dec '20 Dec '21 Dec '22 Dec '23 Dec '24 Dec '25
Piotroski F-Score
— — — — — 3 1
P/E ratio
— — — 0.00 0.00 0.00 0.00
Altman Z-Score
— — — (0.05) (5.16) (18.06) (26.40)
P/S ratio
— — — 0.00 24.82 11.00 17.34
Altman Z″-Score (non-manufacturers)
— — — (7.10) (12.65) (41.77) (61.09)
P/FCF ratio
— — — 0.00 0.00 0.00 0.00
P/Operating CF
— — — (14.11) (11.59) (3.38) (1.98)
P/B ratio
— — — 2.58 1.81 2.40 3.19
EV/Sales
— — — 0.00 10.49 6.05 8.78
EV/EBITDA
— — — 0.00 0.00 0.00 0.00
EV/FCF
— — — (2.21) (1.30) (0.48) (0.26)
Current Ratio
— 0.82 18.02 5.42 5.97 1.57 1.04
Net Debt/EBITDA
— 0.36 3.97 1.35 1.38 0.38 0.26
Debt/Equity
— 0.00 0.01 0.00 0.00 0.00 1.08
ROE
— (34.32%) (538.29%) (45.58%) (64.56%) (130.40%) (338.33%)
ROA
— (674.25%) (368.11%) (36.80%) (48.98%) (80.19%) (103.17%)
ROIC
— 0.00% 0.00% 0.00% 0.00% 0.00% 0.00%
Return on Tangible Assets
— (10,039.27%) (201.83%) (55.21%) (67.70%) (237.24%) (348.97%)
Average Days of Receivables
— — 0.00 2,021.79 96.33 12.47 3.00
Earnings Yield
— — — (22.07%) (41.86%) (121.91%) (230.32%)
Free Cash Flow Yield
— — — (27.15%) (32.43%) (114.85%) (195.51%)
Free Cash Flow per Share
— (4.37) (9.84) (9.41) (5.69) (6.75) (3.68)
Book value per Share
— (7.10) 36.94 13.45 9.69 2.45 0.59
Free Cash Flow
— (17.15) (54.62) (95.80) (60.69) (79.51) (53.67)
EV/EBIT
— — — 0.00 0.00 0.00 0.00
Other line items

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