| 8. EARNINGS PER SHARE 
The calculation of earnings per share ("EPS") for our Class A common stock is as follows: 
        
         |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  
         |   |   | Three Months EndedJune 30,
 |   |   | Six Months Ended June 30, |   |  
         |   |   | 2025 |   |   | 2024 |   |   | 2025 |   |   | 2024 |   |  
         | Numerator: |   |   |   |   |   |   |   |   |   |   |   |   |  
         | Net loss attributable to ProFrac Holding Corp. |   | $ | (105.9 | ) |   | $ | (66.7 | ) |   | $ | (123.4 | ) |   | $ | (64.9 | ) |  
         | Adjust Series A redeemable convertible preferred stock to its maximum redemption value |   |   | (1.3 | ) |   |   | (1.2 | ) |   |   | (2.6 | ) |   |   | (2.4 | ) |  
         | Net income (loss) used for basic and diluted earnings per Class A common share |   | $ | (107.2 | ) |   | $ | (67.9 | ) |   | $ | (126.0 | ) |   | $ | (67.3 | ) |  
         |   |   |   |   |   |   |   |   |   |   |   |   |   |  
         | Denominator: |   |   |   |   |   |   |   |   |   |   |   |   |  
         | Weighted average Class A common shares |   |   | 160.2 |   |   |   | 160.0 |   |   |   | 160.2 |   |   |   | 159.7 |   |  
         | Dilutive potential of employee restricted stock units |   |   | — |   |   |   | — |   |   |   | — |   |   |   | — |   |  
         | Weighted average Class A common shares — diluted |   |   | 160.2 |   |   |   | 160.0 |   |   |   | 160.2 |   |   |   | 159.7 |   |  
         |   |   |   |   |   |   |   |   |   |   |   |   |   |  
         | Basic and diluted earnings per Class A common share |   | $ | (0.67 | ) |   | $ | (0.42 | ) |   | $ | (0.79 | ) |   | $ | (0.42 | ) |  
         |   |   |   |   |   |   |   |   |   |   |   |   |   |  
         | Antidilutive shares: |   |   |   |   |   |   |   |   |   |   |   |   |  
         | Common stock equivalents related to Preferred Stock |   |   | 2.9 |   |   |   | 2.7 |   |   |   | 2.8 |   |   |   | 2.6 |   |  
         | Employee restricted stock units which are antidilutive due to net loss position |   |   | — |   |   |   | 0.1 |   |   |   | — |   |   |   | 0.2 |   |  
         | Total antidilutive shares |   |   | 2.9 |   |   |   | 2.8 |   |   |   | 2.8 |   |   |   | 2.8 |   |    The dilutive potential of employee restricted stock units is calculated using the treasury stock method. The dilutive potential of our Series A redeemable convertible preferred stock, par value $0.01 per share (the "Preferred Stock"), is calculated using the if-converted method.  |