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 2021
Institutional positions in ESS Tech, Inc. as of Sep 30, 2021. 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
- 4
- +4 vs. Q2 2021
- Shares held
- 998.9K
- +998.9K vs. Q2 2021
- Total value
- $9.04M
- +$9.04M vs. Q2 2021
- New holders
- 4
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q2 2021: 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 2021
Shares, value and share of portfolio for each institution holding ESS Tech, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Marshall Wace, LLP | 878,630 | $8.78M | 0.04% | +878,630 | New |
| Verition Fund Management LLC | 26,000 | $260.0K | 0.00% | +26,000 | New |
| Red Tortoise LLC | 426 | $2.00K | 0.00% | +426 | New |
| Exos Asset Management LLC | 93,872 | $0 | 0.00% | +93,872 | New |