ESS Tech, Inc.

GWHWW

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

SEC filings (opens in a new tab)

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

Q2 2023 vs. Q1 2023

How the institutions holding ESS Tech, Inc. changed between Q1 2023 and Q2 2023.

All holders in Q2 2023 All holders in Q1 2023

13F holders of GWHWW: Q1 2023 compared with Q2 2023
Measure	Q1 2023	Q2 2023	Change
Holders	14	14	0
Shares	2.25M	2.10M	−145.3K (−6.5%)
Value	$433.2K	$491.9K	+$58.7K (+13.5%)

New holders (2)

Institutions that held ESS Tech, Inc. at the end of Q2 2023 but not at the end of Q1 2023.

Institutions new to GWHWW in Q2 2023
Institution	Shares	Value	% of portfolio
Kepos Capital LP	10,300	$2.00K	0.00%
Wolverine Asset Management LLC	7,224	$1.69K	0.00%

Sold out (2)

Institutions that held ESS Tech, Inc. at the end of Q1 2023 and filed for Q2 2023 without it.

Institutions that sold out of GWHWW in Q2 2023
Institution	Shares, Q1 2023	Value, Q1 2023
Privium Fund Management B.V.	117,684	$25.5K
Walleye Capital LLC	42,858	$9.27K