Rich Hossfeld serves as Executive at ESS Tech, Inc., where they oversee executive responsibilities. Since joining the company, Rich Hossfeld has executed 7 insider transactions totaling $9.9K, demonstrating a bullish approach to their equity position. Their most recent transaction on Oct 13, 2025 involved receiving (via award) 13,513 shares valued at $0.
Rich Hossfeld currently holds 27,859 shares of ESS Tech, Inc. (GWH), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Rich Hossfeld has been a net buyer of GWH stock. They have purchased $9.9K and sold $0 worth of shares.
Rich Hossfeld's most recent insider trade was on Oct 13, 2025, when they sold 13,513 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| May 15, 2024 | GWH | $0 | Disposition | 135,373 | $N/A | Discretionary |
| Mar 15, 2024 | GWH | $1.7K | Purchase | 2,300 | $0.73 | Discretionary |
| Mar 15, 2024 | GWH | $146 | Purchase | 200 | $0.73 | Discretionary |
| May 19, 2023 | GWH | $0 | Award | 135,373 | $N/A | Discretionary |
| May 16, 2023 | GWH | $8.1K | Purchase | 10,000 | $0.81 | Discretionary |