Form 4 for GWH ESS Tech, Inc.
Accepted 2026-02-26 00:00:00 ET · period of report 2026-02-13 · accession 0002083724-26-000002 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-02-26 | 2026-02-13 | GWH | Suhadolnik Kate Eileen | CFO | A - Grant | $0.00 | +137.5K | 165.2K | +497% | $0 |
| D | 2026-02-26 | 2026-02-13 | GWH | Suhadolnik Kate Eileen | CFO | A - Grant | $0.00 | +137.5K | 137.5K | New | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-02-13 | A | A | 137,500 | $0.00 | 165,155 | D | — | — | (F1) The reported shares are represented by restricted stock units ("RSUs"), which vest as to 1/16th of the RSUs on May 20, 2026 and 1/16th of the RSUs shall vest quarterly thereafter, subject to the Reporting Person remaining a Service Provider to the Issuer through each such vest date. (F2) A portion of these securities are RSUs. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock. |
| 2 | Derivative | Stock Option (right to buy) | 2026-02-13 | A | A | 137,500 | $0.00 | 137,500 | D | $1.44 · — to 2036-02-13 | 137,500 Common Stock | (F3) 1/16th of the shares subject to the option shall vest on May 20, 2026 and 1/16th of the shares subject to the option shall vest quarterly thereafter, subject to the Reporting Person remaining a Service Provider to the issuer through each such vest date. |