ESS TECH INC (GWH) Institutional Ownership and Insiders Activity

ESS TECH INC (GWH) is widely held by institutional investors, with 45 firms reporting positions valued at approximately $6.95M based on SEC Form 13F filings for the quarter ended June 30, 2026.

Softbank Group Corp. is the largest disclosed holder, reporting approximately $2.28M in GWH holdings in its latest filing.

Institutional Holders

45

Total Reported Value

$6.95M

Largest Holder

Softbank Group Corp.

Largest Position

$2.28M

Insider Transactions (90d)

0

Latest Filing Quarter

Q2 2026

New Institutional Positions

6

Funds Exiting Positions

11