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BRIDGEWAY CAPITAL MANAGEMENT, LLC

Position in GWH — ESS Tech, Inc.

CIK 1107261 HOUSTON, TX

Position in GWH

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$19,000
-$4,400 QoQ
Shares Held
20,000
0.0% QoQ
Ownership
0.061%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#17
of 47 holders
Holding Since
Jun 2023
7 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in GWH Over Time

Shares Held

Position Value (USD)

Position in Electrical Equipment & Parts

Industrials · as of Jun 30, 2026

BRIDGEWAY CAPITAL MANAGEMENT, LLC holds $42,535,962 across 16 Electrical Equipment & Parts names. GWH ranks #16 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in GWH

Export CSV
7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $19,000 20,000
2026-03-31 $23,400 20,000
2025-12-31 $18,800 10,000
2024-03-31 $108,450 150,000
2023-12-31 $171,000 150,000
2023-09-30 $282,000 150,000
2023-06-30 $220,500 150,000