| Schedule of components of the calculations of basic and diluted earnings per share |
The table below details the basic and diluted earnings/(loss) per share attributable to Plug Power Inc. (in thousands, except share and per share amounts): | | | | | | | | | | | | | Three months ended September 30, | | Nine months ended September 30, | | 2026 | | 2025 | | 2026 | | 2025 | Net income/(loss) | $ | 99,037 | | $ | (363,505) | | $ | (337,102) | | $ | (789,091) | Less: Net income/(loss) attributable to non-controlling interests | | (729) | | | (1,636) | | | (3,357) | | | (3,467) | Net income/(loss) attributable to Plug Power Inc. - basic | $ | 99,766 | | $ | (361,869) | | $ | (333,745) | | $ | (785,624) | Plus: dilutive effect of 6.75% Convertible Senior Notes | | (100,030) | | | — | | | — | | | — | Net income/(loss) attributable to Plug Power Inc. - diluted | $ | (264) | | $ | (361,869) | | $ | (333,745) | | $ | (785,624) | | | | | | | | | | | | | Weighted average number of common stock outstanding - basic | | 1,393,479,873 | | | 1,158,516,229 | | | 1,391,468,920 | | | 1,077,749,797 | Dilutive effect of 6.75% Convertible Senior Notes | | 143,749,986 | | | — | | | — | | | — | Weighted average number of common stock outstanding - diluted | | 1,537,229,859 | | | 1,158,516,229 | | | 1,391,468,920 | | | 1,077,749,797 | | | | | | | | | | | | | Earnings/(loss) per share attributable to Plug Power Inc. - basic | $ | 0.07 | | $ | (0.31) | | $ | (0.24) | | $ | (0.73) | Earnings/(loss) per share attributable to Plug Power Inc. - diluted | $ | (0.00) | | $ | (0.31) | | $ | (0.24) | | $ | (0.73) |
|
| Schedule of potential dilutive common shares |
The following table presents the potential common stock outstanding that were excluded from the computation of diluted earnings/(loss) per share as of the periods presented as including them would have been anti-dilutive: | | | | | | | | | | | Three months ended September 30, | | Nine months ended September 30, | | | 2026 | | 2025 | | 2026 | | 2025 | Stock option awards outstanding | | 57,187,585 | | 40,726,868 | | 57,187,585 | | 40,726,868 | Restricted stock and restricted stock unit awards outstanding | | 2,850,880 | | 5,554,962 | | 2,850,880 | | 5,554,962 | Common stock warrants | | 230,260,619 | | 277,453,098 | | 230,260,619 | | 277,453,098 | Convertible debt instruments | | — | | 33,049,906 | | 143,749,986 | | 33,049,906 | Number of dilutive potential shares of common stock | | 290,299,084 | | 356,784,834 | | 434,049,070 | | 356,784,834 |
|