ESS TECH INC (GWH) Institutional Ownership Changes & 13F Activity
ESS TECH INC (GWH). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q4 2025). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Softbank Group Corp., Alyeska Investment Group, L.P., Arosa Capital Management Lp, Shay Capital Llc, and Jane Street Group, Llc.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Mcguire Capital Advisors Inc | Buy | +81 | — | 81 | $152.00 | Q4 2025 | Feb 19, 2026 |
| Newedge Advisors, Llc | Buy | +72 | — | 72 | $135.00 | Q4 2025 | Feb 18, 2026 |
| Softbank Group Corp. | Buy | +2,396,980 | — | 2,396,980 | $4.51M | Q4 2025 | Feb 17, 2026 |
| Arosa Capital Management Lp | Buy | +950,000 | — | 950,000 | $1.79M | Q4 2025 | Feb 17, 2026 |
| Shay Capital Llc | Buy | +180,000 | — | 180,000 | $338.40K | Q4 2025 | Feb 17, 2026 |
| Fmr Llc | Buy | +52,486 | — | 52,486 | $98.67K | Q4 2025 | Feb 17, 2026 |
| Xtx Topco Ltd | Buy | +49,609 | — | 49,609 | $93.27K | Q4 2025 | Feb 17, 2026 |
| Engineers Gate Manager Lp | Buy | +16,498 | — | 16,498 | $31.02K | Q4 2025 | Feb 17, 2026 |
| Northern Trust Corp | Buy | +10,588 | — | 10,588 | $19.91K | Q4 2025 | Feb 17, 2026 |
| Millennium Management Llc | Buy | +10,111 | — | 10,111 | $19.01K | Q4 2025 | Feb 17, 2026 |
| Bridgeway Capital Management, Llc | Buy | +10,000 | — | 10,000 | $18.80K | Q4 2025 | Feb 17, 2026 |
| Osaic Holdings, Inc. | Buy | +6,106 | — | 6,106 | $11.48K | Q4 2025 | Feb 17, 2026 |
| Bank Of America Corp | Buy | +2,703 | — | 2,703 | $5.08K | Q4 2025 | Feb 17, 2026 |
| Tower Research Capital Llc (Trc) | Buy | +2,494 | — | 2,494 | $4.69K | Q4 2025 | Feb 17, 2026 |
| National Bank Of Canada | Buy | +832 | — | 832 | $1.52K | Q4 2025 | Feb 17, 2026 |
| Royal Bank Of Canada | Buy | +105 | — | 105 | $0.00 | Q4 2025 | Feb 17, 2026 |
| Jones Financial Companies Lllp | Buy | +13 | — | 13 | $24.00 | Q4 2025 | Feb 17, 2026 |
| Signature Equity Partners, Llc | Buy | +10 | — | 10 | $19.00 | Q4 2025 | Feb 17, 2026 |
| Alyeska Investment Group, L.P. | Buy | +1,400,000 | — | 1,400,000 | $2.63M | Q4 2025 | Feb 13, 2026 |
| Pathstone Holdings, Llc | Buy | +88,982 | — | 88,982 | $167.29K | Q4 2025 | Feb 13, 2026 |
| State Street Corp | Buy | +46,975 | — | 46,975 | $88.31K | Q4 2025 | Feb 13, 2026 |
| Golden State Wealth Management, Llc | Buy | +2,707 | — | 2,707 | $5.09K | Q4 2025 | Feb 13, 2026 |
| Morgan Stanley | Buy | +2,087 | — | 2,087 | $3.92K | Q4 2025 | Feb 13, 2026 |
| Missouri Trust & Investment Co | Buy | +633 | — | 633 | $1.19K | Q4 2025 | Feb 13, 2026 |
| Parkside Financial Bank & Trust | Buy | +233 | — | 233 | $439.00 | Q4 2025 | Feb 13, 2026 |
| Smartleaf Asset Management Llc | Buy | +200 | — | 200 | $366.00 | Q4 2025 | Feb 13, 2026 |
| Wells Fargo & Company/Mn | Buy | +45 | — | 45 | $85.00 | Q4 2025 | Feb 13, 2026 |
| Pinnacle Wealth Planning Services, Inc. | Buy | +6 | — | 6 | $11.00 | Q4 2025 | Feb 13, 2026 |
| Citigroup Inc | Buy | +1 | — | 1 | $2.00 | Q4 2025 | Feb 13, 2026 |
| Jane Street Group, Llc | Buy | +109,012 | — | 109,012 | $204.94K | Q4 2025 | Feb 12, 2026 |
Frequently asked questions about GWH activity
Which institutional owners are buying GWH?
Institutional owners buying GWH include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in GWH activity?
"Buy" means an investor increased their reported position in GWH compared to the prior reporting period. This reflects growing exposure to ESS TECH INC (GWH) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in GWH increasing?
Institutional interest in GWH can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
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