| Schedule of Earnings Per Share Calculation |
The following table sets forth the calculation of basic and diluted earnings per share, or EPS, for the three and six months ended June 30, 2026 and 2025: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended
June 30, | | Six Months Ended
June 30, | | | 2026 | | 2025 | | 2026 | | 2025 | | Numerator (in millions) | | | | | | | | | | Net income attributable to Solaris Energy Infrastructure, Inc. | | $ | 20.5 | | | $ | 12.0 | | | $ | 41.9 | | | $ | 17.3 | | Less: income attributable to participating securities (1) | | (0.6) | | | (0.6) | | | (1.4) | | | (0.8) | | | Net income attributable to Class A shareholders - basic | | $ | 19.9 | | | $ | 11.4 | | | $ | 40.5 | | | $ | 16.5 | | | Convertible notes interest charge, net of tax | | 0.6 | | | — | | | 2.8 | | | — | | | | | | | | | | | | Net income attributable to common stockholders - diluted | | $ | 20.5 | | | $ | 11.4 | | | $ | 43.3 | | | $ | 16.5 | | | | | | | | | | | | Denominator | | | | | | | | | | Basic weighted average shares of Class A common stock outstanding | | 59,205,708 | | 37,818,102 | | 55,707,920 | | 37,001,762 | | Effect of dilutive securities: | | | | | | | | | | Dilutive convertible notes | | 18,941,057 | | — | | 18,941,057 | | — | | Performance-based restricted stock units | | 832,490 | | — | | 672,878 | | — | | | | | | | | | | | Diluted weighted average shares of Class A common stock outstanding | | 78,979,255 | | 37,818,102 | | 75,321,855 | | 37,001,762 | | | | | | | | | | | Earnings per share of Class A common stock - basic | | $ | 0.34 | | | $ | 0.30 | | | $ | 0.73 | | | $ | 0.44 | | | Earnings per share of Class A common stock - diluted | | $ | 0.26 | | | $ | 0.30 | | | $ | 0.57 | | | $ | 0.44 | |
(1)The Company’s unvested restricted stock awards are participating securities because they entitle the holders to non-forfeitable rights to dividends until the awards vest or are forfeited.
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| Schedule of Antidilutive Shares |
The following weighted-average potentially dilutive shares were excluded from the calculation of diluted earnings per share because their inclusion would have been anti-dilutive: | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended
June 30, | | Six Months Ended
June 30, | | 2026 | | 2025 | | 2026 | | 2025 | | Class B common stock | 12,416,718 | | 27,873,211 | | 13,874,121 | | 28,486,572 | | Convertible notes | — | | 3,807,697 | | — | | 1,914,367 | | Restricted stock awards | 1,908,238 | | 1,857,801 | | 1,914,544 | | 1,917,680 | | Performance-based restricted stock units | 463,033 | | 644,532 | | 232,796 | | 642,511 | | Stock options | — | | 4,922 | | — | | 4,977 | | Total | 14,787,989 | | 34,188,163 | | 16,021,461 | | 32,966,107 |
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