InsiderTrades

Form 4 for GWH ESS Tech, Inc.

Accepted 2026-08-24 16:10:01 ET · period of report 2026-08-21 · accession 0002083724-26-000005 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-08-24 16:10 2026-08-21 GWH Suhadolnik Kate Eileen CFO S - Sale $0.4022 -3,927 156.8K -2% -$1,579

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-08-21 S D 3,927 $0.4022 156,830 D — — (F1) These shares were sold to cover tax withholding obligations in connection with the vesting of restricted stock units ("RSUs"). (F2) A portion of these securities are RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.