ESS Tech, Inc. — Director's Dealing 2021

Oct 13, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ESS Tech, Inc. (GWH)
CIK: 0001819438
Period of Report: 2021-10-08

Reporting Person: Levy Sarah Kirshbaum (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-10-08	Common Stock	C	50000	—	Acquired	50000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-10-08	Class B Ordinary Shares	$	C	50000	Disposed		Common Stock (50000)	Direct

Footnotes

F1: Pursuant to the Agreement and Plan of Merger, dated May 6, 2021, by and among ACON S2 Acquisition Corp., a Cayman Islands exempted company (the "Company"), SCharge Merger Sub, Inc., a Delaware corporation, and ESS Tech, Inc., a Delaware corporation ("ESS"), the parties effected a business combination transaction ("Business Combination"), on October 8, 2021. In connection with the Business Combination, the Company domesticated as a Delaware corporation (the "Domestication") and changed its name to "ESS Tech, Inc." ("New ESS"). In connection with the consummation of the Business Combination, 50,000 of Sarah Kirshbaum Levy's Class B ordinary shares, par value $0.0001, of the Company, which were previously convertible into Class A ordinary shares, par value $0.0001, of the Company converted into shares of common stock, par value $0.0001, of New ESS simultaneously with the closing of the Business Combination.