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ESS Tech, Inc. GWH

NYSE · stock · Miscellaneous Electrical Machinery, Equipment & Supplies · website · IPO 2020-11-10

ESS Tech, Inc. statistics & valuation

Market cap$25.0M
P / S15.8×
P / B2.9×
Net margin-4007.6%
FCF margin-3390.5%
Return on capital-221.8%

Market cap as of 2026-06-29. Multiples are price-derived and refreshed daily; everything else from the latest financial reports.

Profitability & efficiency

Net margin (%)
-8721.40% -1028.90% -1369.70% -4007.60% 202020212022202320242025
Gross margin (%)
100.00% -171.80% -720.50% -1748.10% 202020212022202320242025
Operating margin (%)
-11800.00% -1139.30% -1426.50% -3626.50% 202020212022202320242025
Return on equity (%)
-232.60% -56.90% -75.10% -298.50% -736.10% 202020212022202320242025
Shares outstanding
58.9M 151.8M 153.8M 11.6M 12.0M 22.4M 202020212022202320242025
Net debt ($)
$796000 -$235.2M -$32.9M -$20.2M 202020212022202320242025
Share buybacks ($)
202020212022202320242025
Return on assets (%)
-337.10% -190.70% -44.90% -54.20% -120.10% -124.00% 202020212022202320242025
Free cash flow margin (%)
-10715.90% -804.90% -1263.10% -3390.50% 202020212022202320242025
Debt / equity (×)
0.02× 0.01× 0.00× 202020212022202320242025
EPS ($)
-$0.52 -$5.73 -$0.51 -$7.27 -$7.32 -$4.34 202020212022202320242025

Margins and returns computed from annual filings. Falling shares outstanding = buybacks; rising = dilution. Net debt = debt − cash (negative = net cash).

Key ratios (by fiscal year)

RatioFY2025FY2024FY2023FY2022FY2021FY2020
Gross margin-1748.1%-720.5%-171.8%100.0%——
Operating margin-3626.5%-1426.5%-1139.3%-11800.0%——
Net margin-4007.6%-1369.7%-1028.9%-8721.4%——
FCF margin-3390.5%-1263.1%-804.9%-10715.9%——
Return on assets-124.0%-120.1%-54.2%-44.9%-190.7%-337.1%
Return on equity-736.1%-298.5%-75.1%-56.9%-232.6%109.1%
Debt / equity——0.00×0.01×0.02×-0.20×
Current ratio1.041.575.975.4218.020.82

Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.