ESS Tech, Inc.
GWH- Exchange
- NYSE
- Industry
- Miscellaneous Electrical Machinery, Equipment & Supplies
- SEC CIK
- 0001819438
In the last 90 days, ESS Tech, Inc. insiders filed 0 open-market purchases and 2 sales; 47 institutions reported holding it in 13F filings for Q2 2026, worth $6.94M in total; no superinvestor holds it.
Other share classesGWHWW
13F holders, Q3 2025
Institutional positions in ESS Tech, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 46
- −3 vs. Q2 2025
- Shares held
- 3.75M
- +724.2K (+24.0%) vs. Q2 2025
- Total value
- $5.69M
- +$1.68M (+41.7%) vs. Q2 2025
- New holders
- 8
- 13 more added
- Sold out
- 11
- 4 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GWH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 47 | $6.94M |
| Q1 2026 | 51 | $8.90M |
| Q4 2025 | 55 | $11.9M |
| Q3 2025 | 46 | $5.69M |
| Q2 2025 | 49 | $4.02M |
| Q1 2025 | 45 | $11.0M |
| Q4 2024 | 56 | $20.5M |
| Q3 2024 | 50 | $20.7M |
| Q2 2024 | 103 | $42.3M |
| Q1 2024 | 104 | $40.9M |
| Q4 2023 | 108 | $69.4M |
| Q3 2023 | 101 | $114.0M |
| Q2 2023 | 91 | $86.9M |
| Q1 2023 | 102 | $88.9M |
| Q4 2022 | 107 | $156.2M |
| Q3 2022 | 94 | $257.8M |
| Q2 2022 | 97 | $175.7M |
| Q1 2022 | 75 | $331.4M |
| Q4 2021 | 58 | $622.1M |
| Q3 2021 | 4 | $9.04M |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding ESS Tech, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royal Bank of Canada | 101 | $0 | 0.00% | +1+1.0% | Added |
| Coston, McIsaac & Partners | 3 | $0 | 0.00% | 00.0% | Unchanged |
| Groupe la Francaise | 6 | $8 | 0.00% | +6 | New |
| Wells Fargo & Company | 10 | $15 | 0.00% | +10 | New |
| Jones Financial Companies LLLP | 13 | $21 | 0.00% | 00.0% | Unchanged |
| Mather Group, LLC. | 20 | $30 | 0.00% | +20 | New |
| Harbor Investment Advisory, LLC | 33 | $50 | 0.00% | 00.0% | Unchanged |
| MTM Investment Management, LLC | 40 | $61 | 0.00% | 00.0% | Unchanged |
| Wolff Wiese Magana LLC | 66 | $101 | 0.00% | 00.0% | Unchanged |
| Archer Investment Corp | 68 | $103 | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 72 | $110 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 83 | $126 | 0.00% | +9+12.2% | Added |
| Principal Securities, Inc. | 108 | $164 | 0.00% | 00.0% | Unchanged |
| Clear Street Group Inc. | 126 | $192 | 0.00% | +126 | New |
| Allworth Financial LP | 166 | $253 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 170 | $258 | 0.00% | +1+0.6% | Added |
| Parkside Financial Bank & Trust | 233 | $355 | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 300 | $456 | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 366 | $556 | 0.00% | −90−19.7% | Reduced |
| Group One Trading, L.P. | 409 | $622 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 447 | $679 | 0.00% | +3+0.7% | Added |
| Missouri Trust & Investment Co | 633 | $962 | 0.00% | +300+90.1% | Added |
| National Bank of Canada | 832 | $1.24K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 1,670 | $2.54K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 2,264 | $3.29K | 0.00% | −500−18.1% | Reduced |
| The PNC Financial Services Group, Inc. | 2,443 | $3.71K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 2,553 | $3.88K | 0.00% | +31+1.2% | Added |
| CWM, LLC | 2,666 | $4.00K | 0.00% | 00.0% | Unchanged |
| Golden State Wealth Management, LLC | 2,720 | $4.13K | 0.00% | +13+0.5% | Added |
| Tower Research Capital LLC (TRC) | 4,648 | $7.07K | 0.00% | +1,758+60.8% | Added |
| Morgan Stanley | 5,217 | $7.93K | 0.00% | −92−1.7% | Reduced |
| Northern Trust Corp | 10,588 | $16.1K | 0.00% | 00.0% | Unchanged |
| Green Alpha Advisors, LLC | 10,628 | $16.2K | 0.02% | −1,753−14.2% | Reduced |
| UBS Group AG | 14,853 | $22.6K | 0.00% | +11,112+297.0% | Added |
| State Street Corp | 16,304 | $24.8K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 19,773 | $30.1K | 0.00% | +19,773 | New |
| XTX Topco Ltd | 20,860 | $31.7K | 0.00% | +6,135+41.7% | Added |
| Renaissance Technologies LLC | 27,560 | $41.9K | 0.00% | 00.0% | Unchanged |
| Yorkville Advisors Global, LP | 48,374 | $73.5K | 0.03% | +48,374 | New |
| Jane Street Group, LLC | 48,958 | $74.4K | 0.00% | +48,958 | New |
| FMR LLC | 52,485 | $79.8K | 0.00% | 00.0% | Unchanged |
| BlackRock, Inc. | 53,149 | $80.8K | 0.00% | +40.0% | Added |
| Geode Capital Management, LLC | 56,813 | $86.4K | 0.00% | +2,714+5.0% | Added |
| Vanguard Group Inc | 264,332 | $401.8K | 0.00% | +34,462+15.0% | Added |
| Arosa Capital Management LP | 675,417 | $1.03M | 1.58% | +675,417 | New |
| Softbank Group Corp | 2,396,980 | $3.64M | 0.01% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −100,034−100.0% | Sold out |
| Laird Norton Trust Company, LLC | 0 | $0 | 0.00% | −21,184−100.0% | Sold out |
| Raymond James Financial Inc | 0 | $0 | 0.00% | −348−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −123−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −66−100.0% | Sold out |
| Strategic Wealth Partners, Ltd. | 0 | $0 | 0.00% | −35−100.0% | Sold out |
| Albion Financial Group | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| Creative Capital Management Investments LLC | 0 | $0 | 0.00% | −13−100.0% | Sold out |
| CoreCap Advisors, LLC | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| NewSquare Capital LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −750−100.0% | Sold out |