[Form 3] ESS Tech, Inc. Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

ESS Tech, Inc. (GWH) Form 3 shows an initial Section 16 filing for Jigish Dhirajlal Trivedi, who is identified as the companys Chief Operating Officer and an officer/director. The statement, dated 08/18/2025 with a signature dated 08/28/2025, reports that no securities are beneficially owned by the reporting person at the time of this filing. The filing includes a power of attorney (Exhibit 24.1).

Insights

Corporate Governance Expert

TL;DR: Routine initial Section 16 filing for a new officer reporting no beneficial ownership.

This Form 3 is a standard disclosure required when an officer assumes a reporting position. It identifies the reporting person as COO and discloses no direct or indirect beneficial ownership at filing. From a governance perspective, the filing documents compliance with Section 16 reporting obligations and includes a power of attorney signature, indicating administrative handling of the submission.

Securities Analyst

TL;DR: The filing contains no material economic stake to affect equity interests or insider holdings at this time.

The Form 3 records the required initial statement for an insider but explicitly states no securities are beneficially owned. There are no derivative positions, transactions, or ownership amounts disclosed that would impact share counts or insider ownership metrics.

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Trivedi Jigish Dhirajlal

(Last) (First) (Middle)

C/O ESS TECH, INC.

26440 SW PARKWAY AVE., BLDG. 83

(Street)

WILSONVILLE OR 97070

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
08/18/2025

3. Issuer Name and Ticker or Trading Symbol
ESS Tech, Inc. [ GWH ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	COO

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

Exhibit 24.1 Power of Attorney

No securities are beneficially owned.

	/s/ Bianca Boschmans, by power of attorney	08/28/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.