| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Walters Marian | Director | C/O EOS ENERGY ENTERPRISES, INC., 3920 PARK AVENUE, EDISON | /s/ Michael Silberman as attorney-in-fact for Marian Walters | 03 Sep 2025 | 0001782905 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | EOSE | Common Stock | Sale | $395,000 | -50,000 | -27% | $7.90 | 133,794 | 03 Sep 2025 | Direct | F1 |
| holding | EOSE | Common Stock | 5,000 | 03 Sep 2025 | See footnote | F2 |
| Id | Content |
|---|---|
| F1 | The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $7.66 to $8.04, inclusive. The reporting person undertakes to provide the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth above. |
| F2 | Shares of records held by David Walters and Marian Walters as trustees of the D. and M. Walters Family Trust dtd 7/6/2020. |