ESS TECH INC -CW27 (GWH-WS) Institutional Ownership and Insiders Activity
ESS TECH INC -CW27 (GWH-WS) is widely held by institutional investors, with 10 firms reporting positions valued at approximately $10,080 based on SEC Form 13F filings for the quarter ended June 30, 2026.
Heights Capital Management, Inc is the largest disclosed holder, reporting approximately $2,809 in GWH-WS holdings in its latest filing.
Institutional Holders
10
Total Reported Value
$10,080
Largest Holder
Heights Capital Management, Inc
Largest Position
$2,809
Insider Transactions (90d)
0
Latest Filing Quarter
Q2 2026
New Institutional Positions
1
Funds Exiting Positions
2
Top Institutional Owners
View allInvestorReported Balance
- Heights Capital Management, Inc$2,809
- Lmr Partners Llp$2,152
- Saba Capital Management, L.P.$1,670
- Openarc Corporate Advisory, Llc$1,395
- Vestcor Inc$1,000