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CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($)
$ in Thousands
Total
Common Stock
Treasury Stock
Additional Paid-in Capital
Accumulated Other Comprehensive Income
Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2022   13,986,000        
Beginning balance at Dec. 31, 2022 $ 2,596 $ 1 $ (34,251) $ 388,184 $ 181 $ (351,519)
Beginning balance (in shares) at Dec. 31, 2022     1,021,000      
Increase (Decrease) in Equity            
Net income 24,713         24,713
Foreign currency translation adjustment (54)       (54)  
Stock issued under employee stock purchase plan (in shares)     (20,000)      
Stock issued under employee stock purchase plan 77     77    
Restricted stock granted (in shares)   146,000        
Restricted stock forfeited (in shares)   7,000 66,000      
Restricted stock units vested (in shares)   82,000        
Forfeited stock options purchased (617)     (617)    
Stock compensation expense (254)     (254)    
Shares withheld to cover taxes (in shares)   (3,000) (42,000)      
Shares withheld to cover taxes (268)   $ (253) (15)    
Exercise of pre-funded warrants (in shares)   4,228,000        
Issuance of stock warrants, net of transaction fee 15,092     15,092    
Conversion of convertible notes payable to Pre-Funded Warrants 11,040     11,040    
Conversion of convertible notes payable to Common Stock (in shares)   1,723,000        
Conversion of convertible notes payable to Common Stock 8,997 $ 1   8,996    
Conversion of Amended ProFrac Agreement Contract Consideration Convertible Notes Payable to Common Stock (in shares)   10,583,000        
Conversion of Amended ProFrac Agreement Contract Consideration Convertible Notes Payable to Common Stock $ 40,638 $ 1   40,637    
Other (in shares)   35,000        
Ending balance (in shares) at Dec. 31, 2023 30,772,837 30,773,000        
Ending balance at Dec. 31, 2023 $ 101,960 $ 3 $ (34,504) 463,140 127 (326,806)
Ending balance (in shares) at Dec. 31, 2023 1,108,707   1,109,000      
Increase (Decrease) in Equity            
Net income $ 10,498         10,498
Foreign currency translation adjustment 124       124  
Stock issued under employee stock purchase plan (in shares)     (31,000)      
Stock issued under employee stock purchase plan 114     114    
Restricted stock granted (in shares)   94,000        
Restricted stock forfeited (in shares)     11,000      
Restricted stock units vested (in shares)   71,000        
Stock compensation expense 1,366     1,366    
Shares withheld to cover taxes (in shares)     (23,000)      
Shares withheld to cover taxes $ (162)   $ (162)      
Ending balance (in shares) at Dec. 31, 2024 30,938,073 30,938,000        
Ending balance at Dec. 31, 2024 $ 113,900 $ 3 $ (34,666) $ 464,620 $ 251 $ (316,308)
Ending balance (in shares) at Dec. 31, 2024 1,111,565   1,112,000