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ESS Tech, Inc. logo

ESS Tech, Inc.

GWH

NYSEIndustrialsElectrical Equipment & Parts

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Previous close

$0.4047

+$0.0132 · +3.37%

Aug 21, 4:00 PM ET

GWH company overview

Regular session · ET · Market data may be delayed.

GoAI snapshot

AI-powered factor overview

Jul 10, 2026

GoAI score

Sell

Trim exposure — unfavorable risk-reward

Valuation

23

Expensive

Momentum

22

Weakening

Sentiment

66

Bullish

Risk resilience

25

High Risk

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Company profile

Company website

ESS Tech, Inc. is a global energy storage enterprise focused on developing and manufacturing iron flow batteries for commercial and large-scale utility applications. The company's product portfolio includes the Energy Warehouse, designed for on-site (behind-the-meter) energy management, and the Energy Center, an offering for grid-level (front-of-the-meter) power solutions. Founded in 2011, the firm maintains its headquarters in Wilsonville, Oregon.

Industry
Electrical Equipment & Parts
Sector
Industrials
Headquarters
US
CEO
Drew Buckley
Listed since
Jan 4, 2021
Employees
62

Market position

Day range

Current $0.4047

52-week range

Current $0.4047

Open
$0.3999
Previous close
$0.3915
Volume
2.91M
3.35× average
Average volume
867.96K
Average daily volume
Market cap
11.89M USD
Beta
1.42
Market reference 1
50-day average
$0.7657
-47.15% below average
200-day average
$1.4436
-71.97% below average

Financials

Financial snapshot

Latest / TTM

Valuation & yield

Enterprise value
24.86M USD
EV / EBITDA
-0.48×
Earnings yield
-231.10%
Free cash flow yield
-195.52%

Profitability & efficiency

Return on equity
-736.13%
Return on assets
-123.97%
Return on invested capital
-155.99%

Financial health

Current ratio
1.04×

Financial statements

Margin trends

Profitability as a percentage of reported revenue.

Gross marginOperating marginNet margin
Gross, operating, and net margin trends1290%-3470%-8230%-12990%Gross margin, FY2022: 100.00%Gross margin, FY2023: -171.82%Gross margin, FY2024: -720.54%Gross margin, FY2025: -2110.68%Operating margin, FY2022: -11800.00%Operating margin, FY2023: -1139.32%Operating margin, FY2024: -1426.50%Operating margin, FY2025: -3518.64%Net margin, FY2022: -8721.36%Net margin, FY2023: -1028.89%Net margin, FY2024: -1369.69%Net margin, FY2025: -4007.58%FY2021FY2022FY2023FY2024FY2025
Gross margin FY2022 100.00%. Gross margin FY2023 -171.82%. Gross margin FY2024 -720.54%. Gross margin FY2025 -2110.68%. Operating margin FY2022 -11800.00%. Operating margin FY2023 -1139.32%. Operating margin FY2024 -1426.50%. Operating margin FY2025 -3518.64%. Net margin FY2022 -8721.36%. Net margin FY2023 -1028.89%. Net margin FY2024 -1369.69%. Net margin FY2025 -4007.58%.

Income trends

Revenue

1.58M USD-74.85%

Operating income

−55.7M USD+37.97%

Net income

−63.44M USD+26.42%
Income trends across reported periods56.01M USD−137.86M USD−331.72M USD−525.58M USDRevenue, FY2022: 894K USDRevenue, FY2023: 7.54M USDRevenue, FY2024: 6.3M USDRevenue, FY2025: 1.58M USDOperating income, FY2021: −60.6M USDOperating income, FY2022: −105.49M USDOperating income, FY2023: −85.91M USDOperating income, FY2024: −89.8M USDOperating income, FY2025: −55.7M USDNet income, FY2021: −477.12M USDNet income, FY2022: −77.97M USDNet income, FY2023: −77.58M USDNet income, FY2024: −86.22M USDNet income, FY2025: −63.44M USDFY2021FY2022FY2023FY2024FY2025
Revenue FY2022 894K USD. Revenue FY2023 7.54M USD. Revenue FY2024 6.3M USD. Revenue FY2025 1.58M USD. Operating income FY2021 −60.6M USD. Operating income FY2022 −105.49M USD. Operating income FY2023 −85.91M USD. Operating income FY2024 −89.8M USD. Operating income FY2025 −55.7M USD. Net income FY2021 −477.12M USD. Net income FY2022 −77.97M USD. Net income FY2023 −77.58M USD. Net income FY2024 −86.22M USD. Net income FY2025 −63.44M USD.
Metric (USD)FY2025FY2024FY2023FY2022FY2021
Revenue1.58M USD6.3M USD7.54M USD894K USD—
Cost of goods sold35M USD51.65M USD20.5M USD—572K USD
Gross profit−33.41M USD−45.36M USD−12.96M USD894K USD−572K USD
Research and development8.3M USD11.77M USD42.63M USD71.98M USD30.28M USD
Selling, general, and administrative21.44M USD32.67M USD30.32M USD34.41M USD30.33M USD
Operating expenses22.29M USD44.44M USD72.95M USD106.39M USD60.6M USD
Interest income—3.57M USD5.26M USD2.19M USD1.89M USD
Interest expense5.46M USD———1.89M USD
Depreciation and amortization5.74M USD4.72M USD6.51M USD1.52M USD572K USD
Operating income−55.7M USD−89.8M USD−85.91M USD−105.49M USD−60.6M USD
Net income−63.44M USD−86.22M USD−77.58M USD−77.97M USD−477.12M USD

Company facts updated Aug 24, 2026.

Analyst ratings

Third-party consensus; not a GoAI recommendation.

Recent analyst actions

8 institutions
Roth CapitalmaintainBuy
Roth MKMdowngradeBuyNeutral
OppenheimerdowngradeOutperformPerform
Chardan CapitalmaintainNeutral

GWH news

defenseworld.net

ESS Tech Targets AI Data Centers With Sodium-Ion Storage Pivot

ESS Tech (NYSE: GWH) is pursuing a two-platform energy-storage strategy centered on near-term sodium-ion batteries and longer-duration iron flow batteries, CEO Drew Buckley said during Sidoti and Company's August 2026…

Read source
seekingalpha.com

ESS Tech, Inc. (GWH) Q2 2026 Earnings Call Transcript

ESS Tech, Inc. (GWH) Q2 2026 Earnings Call Transcript

Read source
zacks.com

ESS Tech, Inc. (GWH) Reports Q2 Loss, Lags Revenue Estimates

ESS Tech, Inc. (GWH) came out with a quarterly loss of $0.46 per share versus the Zacks Consensus Estimate of a loss of $0.44. This compares to a loss of $0.9 per share a year ago.

Read source
businesswire.com

ESS Introduces Bridge™, a Modular Sodium-Ion Battery Energy Storage System for Grid-Scale, Data Center, and Commercial Applications

WILSONVILLE, Ore.--(BUSINESS WIRE)--ESS Introduces Bridge™, a Modular Sodium-Ion Battery Energy Storage System for Grid-Scale, Data Center, and Commercial Applications.

Read source
businesswire.com

ESS Added to Russell Microcap® Index

WILSONVILLE, Ore.--(BUSINESS WIRE)--ESS Added to Russell Microcap® Index.

Read source
gurufocus.com

ESS to Accelerate Sodium-Ion Battery Energy Storage System Development Following Surging Customer Interest

ESS Tech, Inc. (NYSE: GWH) (“ESS” or the “company”), a leading provider of non-lithium energy storage solutions, today announced strong early customer e

Read source

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ETFs holding GWH

Funds reporting this stock among their holdings, ordered by reported position size.

Vanguard Morningstar Total Stock Market ETF logoVanguard Morningstar Total Stock Market ETFVTI
Market value
274.43K
Weight
0.00%
AUM
2.3T USD
Expense ratio
0.03%
Price / 1D
$378.24+0.44%
Vanguard Extended Market ETF logoVanguard Extended Market ETFVXF
Market value
202.84K
Weight
0.00%
AUM
93.7B USD
Expense ratio
0.05%
Price / 1D
$245.53+0.82%
iShares Micro-Cap ETF logoiShares Micro-Cap ETFIWC
Market value
31.04K
Weight
0.00%
AUM
1.53B USD
Expense ratio
0.60%
Price / 1D
$198.39+1.10%

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