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ESS Tech, Inc.

GWHWW
Exchange
OTC
Industry
Miscellaneous Electrical Machinery, Equipment & Supplies
SEC CIK
0001819438

In the last 90 days, ESS Tech, Inc. insiders filed 0 open-market purchases and 2 sales; 11 institutions reported holding it in 13F filings for Q2 2026, worth $10.1K in total; no superinvestor holds it.

Other share classesGWH

Members of Congress who traded GWHWW

No member of Congress has reported a trade in ESS Tech, Inc. since 2020.

Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report.