WILSONVILLE, OR
ESS TECH, INC.GWH-WT— Latest position per institution from SEC 13F filings
15
Institutional holders
4.60M
Total shares held
197.87K
Estimated value
229.82K
Avg. position size
HIGHBRIDGE CAPITAL MANAGEMENT LLC
CIK 919185
Shares
1.17M
Value
1.17K
Filed
Sep 30, 2022
HEIGHTS CAPITAL MANAGEMENT, INC
CIK 1081698
Shares
586.22K
Value
11.84K
Filed
Mar 31, 2026
CVI HOLDINGS, LLC
CIK 1728194
Shares
586.22K
Value
40.98K
Filed
Jun 30, 2024
CASTLE CREEK ARBITRAGE, LLC
CIK 1326638
Shares
412.02K
Value
73.96K
Filed
Sep 30, 2023
LMR PARTNERS LLP
CIK 1578621
Shares
391.28K
Value
7.90K
Filed
Mar 31, 2026
SABA CAPITAL MANAGEMENT, L.P.
CIK 1510281
Shares
303.60K
Value
7.99K
Filed
Mar 31, 2026
OPENARC CORPORATE ADVISORY, LLC
CIK 2111345
Shares
253.56K
Value
5.71K
Filed
Mar 31, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
250K
Value
5.05K
Filed
Mar 31, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 1446194
Shares
154.32K
Value
3.12K
Filed
Mar 31, 2026
PRIVIUM FUND MANAGEMENT B.V.
CIK 1795097
Shares
117.68K
Value
25.45K
Filed
Mar 31, 2023
VESTCOR INC
CIK 1536925
Shares
105.18K
Value
3.00
Filed
Mar 31, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
58.36K
Value
1.47K
Filed
Mar 31, 2026
GREENHOUSE WEALTH MANAGEMENT, LLC
CIK 1843566
Shares
50K
Value
1.13K
Filed
Mar 31, 2026
WALLEYE CAPITAL LLC
CIK 1758720
Shares
42.86K
Value
9.27K
Filed
Mar 31, 2023
HRT FINANCIAL LP
CIK 1475597
Shares
24.25K
Value
1.00
Filed
Jun 30, 2024
KIM, LLC
CIK 1888968
Shares
22.51K
Value
1.57K
Filed
Jun 30, 2024
BOOTHBAY FUND MANAGEMENT, LLC
CIK 1549230
Shares
20.96K
Value
86.00
Filed
Sep 30, 2022
MARATHON TRADING INVESTMENT MANAGEMENT LLC
CIK 1572748
Shares
20.13K
Value
453.00
Filed
Mar 31, 2026
GTS SECURITIES LLC
CIK 1452765
Shares
17.10K
Value
718.00
Filed
Sep 30, 2025
D. E. SHAW & CO., INC.
CIK 1009207
Shares
13.96K
Value
10.00
Filed
Sep 30, 2022
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | HIGHBRIDGE CAPITAL MANAGEMENT LLC | 919185 | 1.17M | 1.17K | Sep 30, 2022 |
| 2 | HEIGHTS CAPITAL MANAGEMENT, INC | 1081698 | 586.22K | 11.84K | Mar 31, 2026 |
| 3 | CVI HOLDINGS, LLC | 1728194 | 586.22K | 40.98K | Jun 30, 2024 |
| 4 | CASTLE CREEK ARBITRAGE, LLC | 1326638 | 412.02K | 73.96K | Sep 30, 2023 |
| 5 | LMR PARTNERS LLP | 1578621 | 391.28K | 7.90K | Mar 31, 2026 |
| 6 | SABA CAPITAL MANAGEMENT, L.P. | 1510281 | 303.60K | 7.99K | Mar 31, 2026 |
| 7 | OPENARC CORPORATE ADVISORY, LLC | 2111345 | 253.56K | 5.71K | Mar 31, 2026 |
| 8 | MILLENNIUM MANAGEMENT LLC | 1273087 | 250K | 5.05K | Mar 31, 2026 |
| 9 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | 154.32K | 3.12K | Mar 31, 2026 |
| 10 | PRIVIUM FUND MANAGEMENT B.V. | 1795097 | 117.68K | 25.45K | Mar 31, 2023 |
| 11 | VESTCOR INC | 1536925 | 105.18K | 3.00 | Mar 31, 2026 |
| 12 | JANE STREET GROUP, LLC | 1595888 | 58.36K | 1.47K | Mar 31, 2026 |
| 13 | GREENHOUSE WEALTH MANAGEMENT, LLC | 1843566 | 50K | 1.13K | Mar 31, 2026 |
| 14 | WALLEYE CAPITAL LLC | 1758720 | 42.86K | 9.27K | Mar 31, 2023 |
| 15 | HRT FINANCIAL LP | 1475597 | 24.25K | 1.00 | Jun 30, 2024 |
| 16 | KIM, LLC | 1888968 | 22.51K | 1.57K | Jun 30, 2024 |
| 17 | BOOTHBAY FUND MANAGEMENT, LLC | 1549230 | 20.96K | 86.00 | Sep 30, 2022 |
| 18 | MARATHON TRADING INVESTMENT MANAGEMENT LLC | 1572748 | 20.13K | 453.00 | Mar 31, 2026 |
| 19 | GTS SECURITIES LLC | 1452765 | 17.10K | 718.00 | Sep 30, 2025 |
| 20 | D. E. SHAW & CO., INC. | 1009207 | 13.96K | 10.00 | Sep 30, 2022 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.