SEC Form 4 · accession 0001104659-26-074762
PLUG POWER INC · PLUG
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
George C McNamee
Director
Period of report
Jun 11, 2026
Accepted (ET)
Jun 16, 2026 · 6:44 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001093691
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Jun 11, 2026 | A | 39,753 | $0.00 | A | 873,282 | D | |
| Common StockF2 | holding | — | — | — | 300,000 | I | See Footnote |
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)F3,F4 | $2.83 | Jun 11, 2026 | A | 39,753 | A | — | Jun 11, 2036 | Common Stock | 39,753 | 39,753 | D |
Explanation of responses
- F1Consists of a restricted stock award made pursuant to the Plug Power Inc. 2021 Stock Option and Incentive Plan, as amended, in accordance with the Non-Employee Director Compensation Plan. The restricted stock shall vest in full on the first anniversary of the grant date, subject to the Reporting Person's continued service on such vesting date.
- F2Shares held by The McNamee Family Irrevocable Trust of 2020, for which the Reporting Person serves as trustee. The Reporting Person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.
- F3Stock option granted pursuant to the Plug Power Inc. 2021 Stock Option and Incentive Plan, as amended, in accordance with the Non-Employee Director Compensation Plan.
- F4The options shall vest in full on the first anniversary of the grant date, subject to the Reporting Person's continued service on such vesting date.