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 2022 vs. Q1 2022

How the institutions holding ESS Tech, Inc. changed between Q1 2022 and Q2 2022.

All holders in Q2 2022 All holders in Q1 2022

13F holders of GWHWW: Q1 2022 compared with Q2 2022
Measure	Q1 2022	Q2 2022	Change
Holders	17	16	−1
Shares	2.29M	2.20M	−94.8K (−4.1%)
Value	$4.42M	$1.34M	−$3.08M (−69.7%)

New holders (1)

Institutions that held ESS Tech, Inc. at the end of Q2 2022 but not at the end of Q1 2022.

Institutions new to GWHWW in Q2 2022
Institution	Shares	Value	% of portfolio
Kim, LLC	22,513	$8.00K	0.00%

Sold out (2)

Institutions that held ESS Tech, Inc. at the end of Q1 2022 and filed for Q2 2022 without it.

Institutions that sold out of GWHWW in Q2 2022
Institution	Shares, Q1 2022	Value, Q1 2022
Spring Creek Capital LLC	22,513	$25.0K
Prelude Capital Management, LLC	26,506	–