Alyeska Investment Group, L.P. 13D and 13G filings for ESS Tech, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2026-05-15 4:33 pm Unchanged | 2026-03-31 | 13G | ESS TECH INC GWH | Alyeska Investment Group, L.P. | 1,400,000 5.150% | 0 (Unchanged) | Filing |
| 2026-02-17 4:39 pm Purchase | 2025-12-31 | 13G | ESS TECH INC GWH | Alyeska Investment Group, L.P. | 1,400,000 7.140% | 1,400,000 (New Position) | Filing |