List of insiders holdings for ESS Tech Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | HONEYWELL INTERNATIONAL INC 10% Owner | 2023-09-25 17:00:24 | 34,169,102 0 | 34,169,102 | Form 13G |
| 2 | Breakthrough Energy Ventures LLC BREAKTHROUGH ENERGY INVESTMENTS LLC 10% Owner | 2021-11-22 13:21:27 | 18,558,721 0 | 18,558,721 | Form 13D |
| 3 | ACON S2 Sponsor L.L.C. 10% Owner | 2023-02-13 16:17:02 | 7,133,334 0 | 7,133,334 | Form 13G |
| 4 | SOFTBANK GROUP CORP Director 10% Owner | 2025-03-03 17:50:06 | 2,396,980 0 | 2,396,980 | Form 13D |
| 5 | Moftakhar Amir Chief Financial Officer | 2022-10-20 20:30:39 | 558,850 0 | 558,850 | Form 4 |
| 6 | Evans Craig E Song Julia President | 2024-11-01 18:15:49 | 334,707 0 | 334,707 | Form 13D |
| 7 | Evans Craig E President | 2024-11-01 18:15:49 | 334,707 0 | 334,707 | Form 13D |
| 8 | Trivedi Jigish Dhirajlal COO | 2025-09-05 16:57:57 | 275,000 0 | 275,000 | Form 4 |
| 9 | Dresselhuys Eric P. Chief Executive Officer | 2024-11-18 21:07:26 | 180,580 0 | 180,580 | Form 4 |
| 10 | Rabb Anthony Chief Financial Officer | 2025-05-22 16:12:12 | 109,392 0 | 109,392 | Form 4 |
| 11 | NIGGLI MICHAEL R Director | 2025-10-15 16:51:04 | 90,825 0 | 90,825 | Form 4 |
| 12 | Goodman Kelly F. Interim CEO | 2025-08-21 18:06:20 | 85,135 0 | 85,135 | Form 4 |
| 13 | Wilson Daryl C Director | 2022-06-03 16:25:47 | 75,850 0 | 75,850 | Form 4 |
| 14 | Gast Claudia Director | 2022-06-03 19:04:22 | 59,694 0 | 59,694 | Form 4 |
| 15 | Bodner Jeff Chief Accounting Officer | 2022-02-09 19:00:03 | 54,900 0 | 54,900 | Form 4 |
| 16 | Levy Sarah Kirshbaum Director | 2021-10-13 16:15:52 | 50,000 0 | 50,000 | Form 4 |
| 17 | Shadrick-Wilson Ryan D Director | 2021-10-13 16:16:02 | 50,000 0 | 50,000 | Form 4 |
| 18 | Goddard Janie Director | 2021-10-13 16:16:22 | 50,000 0 | 50,000 | Form 4 |
| 19 | Garabedian Raffi Director | 2025-10-15 16:48:00 | 39,672 0 | 39,672 | Form 4 |
| 20 | WELLMAN ALEXI Director | 2025-10-15 16:50:22 | 38,886 0 | 38,886 | Form 4 |
| 21 | Teamey Kyle Director | 2025-10-15 16:46:01 | 38,740 0 | 38,740 | Form 4 |
| 22 | Nijhawan Sandeep Director | 2025-10-15 16:48:32 | 29,050 0 | 29,050 | Form 4 |
| 23 | Suhadolnik Kate Eileen Interim CFO | 2025-08-29 16:04:39 | 28,954 0 | 28,954 | Form 4 |
| 24 | Hossfeld Rich Director | 2025-10-15 16:46:19 | 27,859 0 | 27,859 | Form 4 |
| 25 | Quarls Harry Director | 2025-10-15 16:49:01 | 13,513 0 | 13,513 | Form 4 |
| 26 | Kriger Adam M. Chief Executive Officer | 2021-10-13 16:15:20 | 0 0 | 0 | Form 4 |
| 27 | GINNS JONATHAN J Director | 2021-10-13 16:16:09 | 0 0 | 0 | Form 4 |
| 28 | Roush John A Chief Financial Officer | 2021-10-13 16:16:17 | 0 0 | 0 | Form 4 |
| 29 | Speakman Shirley Director | 2021-10-18 20:36:39 | 0 0 | 0 | Form 3 |
| 30 | Jinich Daniel Director | 2021-10-13 16:16:24 | 0 0 | 0 | Form 4 |