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ESS Tech GWH Q1 2026 earnings

Reported May 7, 2026 · After market close

Revenue$128.0KMiss by $272.0K
EPS-$0.54Miss by $0.25
Revenue estimate$400.0K
EPS estimate-$0.29

Next report

Aug 13, 2026 (In 2 weeks)
Revenue estimate$100.0K
EPS estimate-$0.44

Versus estimates

Revenue

Q1 2026$128.0KMiss by $272.0K
Q4 2025-$1.6MBeat by $12.0KQ3 2025$214.0KBeat by $1.8MQ2 2025$2.4MBeat by $1.1MQ1 2025$599.0KMiss by $2.9MQ4 2024$2.9MMiss by $604.0K

Diluted EPS

Q1 2026-$0.54Miss by $0.25
Q4 2025-$1.97Miss by $1.21Q3 2025-$0.73Beat by $0.03Q2 2025-$0.90Miss by $0.02Q1 2025-$1.50Miss by $0.29Q4 2024-$1.97Miss by $0.46

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Questions, answered.

When did ESS Tech report Q1 2026 earnings?
ESS Tech (GWH) reported Q1 2026 earnings on May 7, 2026 after market close.
What were ESS Tech's Q1 2026 revenue and EPS?
ESS Tech reported revenue of $128.0K and eps of $-0.54 for Q1 2026.
Did ESS Tech beat estimates in Q1 2026?
Revenue missed the consensus estimate of $400.0K by $272.0K. EPS missed the consensus estimate of $-0.29 by $0.25.
How did ESS Tech's Q1 2026 results compare year-over-year?
Compared to the same quarter a year prior, revenue declined 78.6% from $599.0K a year earlier and eps grew 64.0% from $-1.50.
Where can I find ESS Tech's Q1 2026 SEC filings?
You can read the 8-K earnings release (0001819438-26-000032) and the 10-Q periodic report (0001819438-26-000034) directly on SEC EDGAR. The filing index links above go to sec.gov.