SEC Form 4 · accession 0001104659-26-078979
PLUG POWER INC · PLUG
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Dean Fullerton
Officer — Chief Operating Officer
Period of report
Jun 25, 2026
Accepted (ET)
Jun 29, 2026 · 7:15 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001093691
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy)F1,F2 | $2.57 | Jun 25, 2026 | A | 408,163 | A | — | Jun 25, 2036 | Common Stock | 408,163 | 408,163 | D |
| Stock Option (Right to Buy)F1,F2 | $2.83 | Jun 25, 2026 | A | 414,508 | A | — | Jun 25, 2036 | Common Stock | 414,508 | 414,508 | D |
Explanation of responses
- F1Awarded pursuant to Plug Power Inc.'s 2021 Stock Option and Incentive Plan, as amended.
- F2The shares underlying this stock option shall vest in three equal annual installments following the grant date, subject to the Reporting Person's continued service on each such vesting date.