| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| DIMITRIEF ALEXANDER | Director | C/O EOS ENERGY ENTERPRISES, INC., 3920 PARK AVENUE, EDISON | /s/ Michael Silberman as attorney-in-fact for Alexander Dimitrief | 04 Mar 2026 | 0001614732 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | EOSE | Common Stock | Purchase | $90,600 | +15,000 | +6.8% | $6.04 | 235,221 | 02 Mar 2026 | Direct | |
| holding | EOSE | Common Stock | 10,000 | 02 Mar 2026 | By Spouse |