SEC Form 4 · accession 0001628280-26-059078
Eos Energy Enterprises, Inc. · EOSE
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Michelle Buczkowski
Officer — Chief Commercial Officer
Period of report
Aug 24, 2026
Accepted (ET)
Aug 26, 2026 · 4:06 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001805077
Table I — non-derivative securities
No Table I lines on this filing.
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF1,F2,F3 | — | Aug 24, 2026 | A | 195,130 | A | — | — | Common Stock | 195,130 | 195,130 | D |
Explanation of responses
- F1Each restricted stock unit ("RSU") represents a contingent right to receive one share of common stock.
- F2The reporting person received a grant of RSUs under the Issuer's 2020 Incentive Plan, which will vest in three installments on each of the first three anniversaries of the grant date, subject to continued service through each vesting date.
- F3Not applicable.