Figures computed from official regulatory filings — .
Analysttarget 2 USD (+1174%) · consensus 5/5 · 1 buy · 0 hold · 0 sell
Ownershipinsiders 7.31% · institutions 19.04% · short 6.1% of float
In USD · as of Oct 5, 2026
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ESS Tech, Inc., an energy storage company, engages in the design and production of iron flow batteries for commercial and utility-scale energy storage applications worldwide. It offers energy storage products, which include Energy Warehouse, a behind-the-meter solution; and the gigawatt-hour energy base storage product, a fully configurable layout that integrates with any site location and that allows the power to be decoupled from the capacity. The company was founded in 2011 and is headquartered in Wilsonville, Oregon.
Market information source · Oct 5, 2026
Periods recorded in the consulted sources. These do not certify the legal dates of name changes.
SEC company identity · Oct 5, 2026
Open-market timeline · full history
22 buys29 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details | |
|---|---|---|---|---|---|
| Goodman Kelly F. | Sell | $2.2K | SEC |
| Suhadolnik Kate Eileen | Sell | $1.6K | SEC |
| Buckley Drew P | Buy | $25.7K | conv 93First in 12mo | SEC |
| Quarls Harrytrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Nijhawan Sandeep | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| WELLMAN ALEXI | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Garabedian Raffi | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Hossfeld Rich | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Goodman Kelly F. | Sell | $2.6K | SEC |
| Suhadolnik Kate Eileen | Sell | $1.6K | SEC |
| Goodman Kelly F. | Sell | $2.3K | SEC |
| Suhadolnik Kate Eileen | Sell | $1.8K | SEC |
| Suhadolnik Kate Eileen | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Goodman Kelly F. | Sell | $3.5K | SEC |
| Suhadolnik Kate Eileen | Sell | $1.1K | SEC |
| Goodman Kelly F. | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Goodman Kelly F. | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Suhadolnik Kate Eileen | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Buckley Drew P | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Goodman Kelly F. | Other | $10.8K | Unusual size | SEC |
| Suhadolnik Kate Eileen | Other | $3.1K | SEC |
| Nijhawan Sandeep | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| WELLMAN ALEXI | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Hossfeld Rich | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| NIGGLI MICHAEL Rtrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |