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ESS Tech, Inc.

GWH Clue Score52
United States Fiscal year ends December CIK 0001819438
$0.16 +0.00% Close, 2 Oct 2026

Price, with every insider trade on it

Closing prices, 12 months · point at a dot for who traded, or at the line for the close
0.16 on 2 Oct 2026
9 5 0 Oct 2025 Apr 2026 Oct 2026 13 Oct 2025 $9.05 14 Oct 2025 $7.58 15 Oct 2025 $6.12 16 Oct 2025 $4.55 17 Oct 2025 $5.28 20 Oct 2025 $4.78 21 Oct 2025 $4.33 22 Oct 2025 $4.74 23 Oct 2025 $4.84 24 Oct 2025 $4.51 27 Oct 2025 $4.90 28 Oct 2025 $4.70 29 Oct 2025 $4.35 30 Oct 2025 $4.00 31 Oct 2025 $4.13 3 Nov 2025 $3.78 4 Nov 2025 $3.62 5 Nov 2025 $4.56 6 Nov 2025 $4.18 7 Nov 2025 $4.44 10 Nov 2025 $4.29 11 Nov 2025 $4.25 12 Nov 2025 $4.40 13 Nov 2025 $4.25 14 Nov 2025 $2.76 17 Nov 2025 $2.57 18 Nov 2025 $2.55 19 Nov 2025 $2.52 20 Nov 2025 $2.40 21 Nov 2025 $2.44 24 Nov 2025 $2.48 25 Nov 2025 $2.58 26 Nov 2025 $2.65 28 Nov 2025 $2.75 1 Dec 2025 $2.41 2 Dec 2025 $2.33 3 Dec 2025 $2.27 4 Dec 2025 $2.38 5 Dec 2025 $2.16 8 Dec 2025 $2.23 9 Dec 2025 $2.28 10 Dec 2025 $2.31 11 Dec 2025 $2.29 12 Dec 2025 $2.09 15 Dec 2025 $1.93 16 Dec 2025 $1.96 17 Dec 2025 $2.06 18 Dec 2025 $1.85 19 Dec 2025 $1.99 22 Dec 2025 $2.00 23 Dec 2025 $2.03 24 Dec 2025 $1.94 26 Dec 2025 $1.86 29 Dec 2025 $1.78 30 Dec 2025 $1.83 31 Dec 2025 $1.88 2 Jan 2026 $2.01 5 Jan 2026 $1.95 6 Jan 2026 $1.93 7 Jan 2026 $1.81 8 Jan 2026 $1.88 9 Jan 2026 $1.91 12 Jan 2026 $1.84 13 Jan 2026 $1.81 14 Jan 2026 $1.78 15 Jan 2026 $1.78 16 Jan 2026 $1.84 20 Jan 2026 $1.78 21 Jan 2026 $1.81 22 Jan 2026 $1.91 23 Jan 2026 $1.78 26 Jan 2026 $1.75 27 Jan 2026 $1.69 28 Jan 2026 $1.68 29 Jan 2026 $1.71 30 Jan 2026 $1.75 2 Feb 2026 $1.64 3 Feb 2026 $1.75 4 Feb 2026 $1.61 5 Feb 2026 $1.40 6 Feb 2026 $1.59 9 Feb 2026 $1.58 10 Feb 2026 $1.51 11 Feb 2026 $1.53 12 Feb 2026 $1.42 13 Feb 2026 $1.44 17 Feb 2026 $1.42 18 Feb 2026 $1.50 19 Feb 2026 $1.56 20 Feb 2026 $1.54 23 Feb 2026 $1.46 24 Feb 2026 $1.47 25 Feb 2026 $1.59 26 Feb 2026 $1.66 27 Feb 2026 $1.59 2 Mar 2026 $1.61 3 Mar 2026 $1.51 4 Mar 2026 $1.44 5 Mar 2026 $1.36 6 Mar 2026 $1.30 9 Mar 2026 $1.30 10 Mar 2026 $1.30 11 Mar 2026 $1.31 12 Mar 2026 $1.27 13 Mar 2026 $1.27 16 Mar 2026 $1.30 17 Mar 2026 $1.36 18 Mar 2026 $1.28 19 Mar 2026 $1.26 20 Mar 2026 $1.23 23 Mar 2026 $1.18 24 Mar 2026 $1.17 25 Mar 2026 $1.25 26 Mar 2026 $1.20 27 Mar 2026 $1.13 30 Mar 2026 $1.11 31 Mar 2026 $1.17 1 Apr 2026 $1.18 2 Apr 2026 $1.21 6 Apr 2026 $1.20 7 Apr 2026 $1.09 8 Apr 2026 $1.10 9 Apr 2026 $1.15 10 Apr 2026 $1.15 13 Apr 2026 $1.21 14 Apr 2026 $1.20 15 Apr 2026 $1.17 16 Apr 2026 $1.14 17 Apr 2026 $1.16 20 Apr 2026 $1.18 21 Apr 2026 $1.12 22 Apr 2026 $1.14 23 Apr 2026 $1.14 24 Apr 2026 $1.14 27 Apr 2026 $1.19 28 Apr 2026 $1.17 29 Apr 2026 $1.07 30 Apr 2026 $1.10 1 May 2026 $1.10 4 May 2026 $1.11 5 May 2026 $1.15 6 May 2026 $1.14 7 May 2026 $1.12 8 May 2026 $0.78 11 May 2026 $0.81 12 May 2026 $0.77 13 May 2026 $0.98 14 May 2026 $0.94 15 May 2026 $0.91 18 May 2026 $0.86 19 May 2026 $0.86 20 May 2026 $0.90 21 May 2026 $0.92 22 May 2026 $0.96 26 May 2026 $1.01 27 May 2026 $0.98 28 May 2026 $1.00 29 May 2026 $1.01 1 Jun 2026 $1.02 2 Jun 2026 $0.98 3 Jun 2026 $0.92 4 Jun 2026 $1.01 5 Jun 2026 $0.91 8 Jun 2026 $0.86 9 Jun 2026 $0.84 10 Jun 2026 $0.84 11 Jun 2026 $0.87 12 Jun 2026 $0.83 15 Jun 2026 $0.80 16 Jun 2026 $0.80 17 Jun 2026 $0.79 18 Jun 2026 $0.79 22 Jun 2026 $0.74 23 Jun 2026 $0.78 24 Jun 2026 $0.85 25 Jun 2026 $0.76 26 Jun 2026 $0.85 29 Jun 2026 $0.99 30 Jun 2026 $0.95 1 Jul 2026 $0.91 2 Jul 2026 $0.86 6 Jul 2026 $0.88 7 Jul 2026 $0.76 8 Jul 2026 $0.81 9 Jul 2026 $0.82 10 Jul 2026 $0.85 13 Jul 2026 $0.81 14 Jul 2026 $0.87 15 Jul 2026 $1.02 16 Jul 2026 $0.89 17 Jul 2026 $0.88 20 Jul 2026 $0.84 21 Jul 2026 $0.84 22 Jul 2026 $0.89 23 Jul 2026 $0.80 24 Jul 2026 $0.75 27 Jul 2026 $0.77 28 Jul 2026 $0.75 29 Jul 2026 $0.71 30 Jul 2026 $0.76 31 Jul 2026 $0.75 3 Aug 2026 $0.72 4 Aug 2026 $0.73 5 Aug 2026 $0.73 6 Aug 2026 $0.68 7 Aug 2026 $0.64 10 Aug 2026 $0.58 11 Aug 2026 $0.65 12 Aug 2026 $0.57 13 Aug 2026 $0.59 14 Aug 2026 $0.62 17 Aug 2026 $0.61 18 Aug 2026 $0.66 19 Aug 2026 $0.69 20 Aug 2026 $0.39 21 Aug 2026 $0.40 24 Aug 2026 $0.39 25 Aug 2026 $0.38 26 Aug 2026 $0.38 27 Aug 2026 $0.36 28 Aug 2026 $0.35 31 Aug 2026 $0.35 1 Sep 2026 $0.34 2 Sep 2026 $0.33 3 Sep 2026 $0.34 4 Sep 2026 $0.34 8 Sep 2026 $0.39 9 Sep 2026 $0.38 10 Sep 2026 $0.38 11 Sep 2026 $0.38 14 Sep 2026 $0.35 15 Sep 2026 $0.33 16 Sep 2026 $0.34 17 Sep 2026 $0.36 18 Sep 2026 $0.36 21 Sep 2026 $0.37 22 Sep 2026 $0.39 23 Sep 2026 $0.37 24 Sep 2026 $0.34 25 Sep 2026 $0.21 28 Sep 2026 $0.18 29 Sep 2026 $0.18 30 Sep 2026 $0.17 1 Oct 2026 $0.16 2 Oct 2026 $0.16 Suhadolnik Kate Eileen Chief Financial Officer Sold at will $1.14K 20 Feb 2026 · at $1.54 · 0.4% of stake Goodman Kelly F. SEE REMARKS Sold at will $3.49K 20 Feb 2026 · at $1.54 · 1.0% of stake Suhadolnik Kate Eileen Chief Financial Officer Sold at will $1.59K 21 May 2026 · at $0.92 · 1.1% of stake Goodman Kelly F. SEE REMARKS Sold at will $2.28K 21 May 2026 · at $0.92 · 1.1% of stake Suhadolnik Kate Eileen Chief Financial Officer Sold at will $1.80K 22 May 2026 · at $0.93 · 1.2% of stake Goodman Kelly F. SEE REMARKS Sold at will $2.57K 22 May 2026 · at $0.93 · 1.3% of stake Buckley Drew P CEO Bought $25.66K 4 Jun 2026 · at $1.03 Suhadolnik Kate Eileen Chief Financial Officer Sold at will $1.58K 21 Aug 2026 · at $0.40 · 2.4% of stake Goodman Kelly F. SEE REMARKS Sold at will $2.17K 21 Aug 2026 · at $0.40 · 2.6% of stake
1 buy8 sales at will0 planned sales

Key numbers

Fiscal year 2025, ended 31 Dec 2025, as filed
Revenue
$1.58M
Net income
$63.44M
Free cash flow
$53.67M
Gross margin
-1,748.1%
Operating margin
-3,626.5%
Net margin
-4,007.6%
Return on equity
-736.1%
Return on capital
-526.2%
Debt to equity
0.00
Revenue growth, 1 yr
-74.9%

Revenue and profit

Fiscal years, as filed with the SEC · point at a year for the detail
Full statements →
0K -30M FY20 Fiscal year 2020 Revenue $0.00 Net income $30.42M Margin n/a 0K -477M FY21 Fiscal year 2021 Revenue $0.00 Net income $477.12M Margin n/a 894K -78M FY22 Fiscal year 2022 Revenue $894.00K Net income $77.97M Margin -8,721.4% 8M -78M FY23 Fiscal year 2023 Revenue $7.54M Net income $77.58M Margin -1,028.9% · growth +743.4% 6M -86M FY24 Fiscal year 2024 Revenue $6.30M Net income $86.22M Margin -1,369.7% · growth -16.5% 2M -63M FY25 Fiscal year 2025 Revenue $1.58M Net income $63.44M Margin -4,007.6% · growth -74.9%
RevenueNet incomeLoss

Latest insider transactions

From Form 4, most recent first
All of them →
DateInsiderTypeValueOf own stake
21 Aug 2026 Goodman Kelly F.
SEE REMARKS
Sold at will $2.17K 2.6%
21 Aug 2026 Suhadolnik Kate Eileen
Chief Financial Officer
Sold at will $1.58K 2.4%
4 Jun 2026 Buckley Drew P
CEO
Bought $25.66K opened
22 May 2026 Goodman Kelly F.
SEE REMARKS
Sold at will $2.57K 1.3%
22 May 2026 Suhadolnik Kate Eileen
Chief Financial Officer
Sold at will $1.80K 1.2%
21 May 2026 Goodman Kelly F.
SEE REMARKS
Sold at will $2.28K 1.1%