| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Chief Financial Officer | Interim CFO
3 companies
Kate Eileen Suhadolnik is Chief Financial Officer at GWH-WT, with reported holdings spanning 3 companies. Kate Eileen Suhadolnik's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $266K at current prices.
Kate Eileen Suhadolnik's largest disclosed position is in GWH-WT as Chief Financial Officer, worth about $253K. The GWH-WT filings lean toward selling, a net 741 shares.
Kate Eileen Suhadolnik has 6 Form 4 filings on record from August 2025 to August 2026, across 3 companies: Chief Financial Officer at ESS Tech (GWHT), 2026; Chief Financial Officer at ESS Tech, Inc. WT (GWH-WT), 2026; Interim CFO at ESS Tech (GWH), 2025.
The 8 reported transactions were 4 open-market sales, 2 tax withholdings, 1 stock award and 1 option or other derivative award.
Counted by filing, the open-market trades come to no purchases and 3 sales worth about $6K.
The largest open-market sale was 3,657 shares of GWHT at an average $0.93 on May 22, 2026, about $3K.
None of the 3 sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.