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CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY (DEFICIT) (Unaudited) - USD ($)
Total
Common Stock
Treasury Stock
Additional Paid-in Capital
Accumulated Other Comprehensive Income (Loss)
Accumulated Deficit
Non-controlling Interests
Preferred Stock
Preferred Class A
Preferred Stock
Preferred Class B
Balance, beginning of period (in shares) at Dec. 31, 2023   124,659              
Balance, beginning of period at Dec. 31, 2023 $ 2,580,605 $ 5,927   $ 155,615,962 $ 93,676 $ (148,240,859) $ (4,894,101)    
Balance, beginning of period (in shares) at Dec. 31, 2023 0                
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Exercise of stock options and vesting of restricted stock (in shares)   17,414              
Exercise of stock options and vesting of restricted stock $ 0 $ 18   (18)          
Stock-based compensation 846,514     846,514          
Proceeds from common stock offering, net of offering costs (in shares)   303,500              
Proceeds from common stock offering, net of offering costs 5,029,422 $ 304   5,029,118          
Issuance of Pre-funded Warrants (in shares)   161,492              
Issuance of Pre-funded Warrants 108 $ 108              
Currency translation adjustment (13,651)       (13,651)        
Preferred dividends - non-controlling interest (75,004)           (75,004)    
Accretion on redeemable non-controlling interests preferred shares (161,466)           (161,466)    
Net loss (6,728,737)         (6,714,438) (14,299)    
Balance, end of period (in shares) at Mar. 31, 2024   607,064              
Balance, end of period at Mar. 31, 2024 1,477,791 $ 6,357   161,491,576 80,025 (154,955,297) (5,144,870)    
Balance, beginning of period (in shares) at Dec. 31, 2023   124,659              
Balance, beginning of period at Dec. 31, 2023 $ 2,580,605 $ 5,927   155,615,962 93,676 (148,240,859) (4,894,101)    
Balance, beginning of period (in shares) at Dec. 31, 2023 0                
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Currency translation adjustment $ (21,744)                
Net loss (10,677,752)                
Balance, end of period (in shares) at Jun. 30, 2024   652,723              
Balance, end of period at Jun. 30, 2024 (2,062,490) $ 6,403   162,146,327 71,932 (158,894,044) (5,393,108)    
Balance, beginning of period (in shares) at Dec. 31, 2023   124,659              
Balance, beginning of period at Dec. 31, 2023 $ 2,580,605 $ 5,927   155,615,962 93,676 (148,240,859) (4,894,101)    
Balance, beginning of period (in shares) at Dec. 31, 2023 0                
Balance, end of period (in shares) at Dec. 31, 2024 904,949 903,269              
Balance, end of period at Dec. 31, 2024 $ (1,289,647) $ 6,408 $ 0 164,285,336 46,494 (165,599,076) (28,809)    
Balance, end of period (in shares) at Dec. 31, 2024 1,680   1,680            
Balance, beginning of period (in shares) at Mar. 31, 2024   607,064              
Balance, beginning of period at Mar. 31, 2024 $ 1,477,791 $ 6,357   161,491,576 80,025 (154,955,297) (5,144,870)    
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Exercise of stock options and vesting of restricted stock (in shares)   661              
Exercise of stock options and vesting of restricted stock 0 $ 1   (1)          
Stock-based compensation 481,800     481,800          
Issuance of Pre-funded Warrants (in shares)   14,998              
Issuance of Pre-funded Warrants 0 $ 15   (15)          
Exercise of Warrants /warrants issuance (in shares)   30,000              
Exercise of warrants 172,997 $ 30   172,967          
Currency translation adjustment (8,093)       (8,093)        
Preferred dividends - non-controlling interest (76,504)           (76,504)    
Accretion on redeemable non-controlling interests preferred shares (161,466)           (161,466)    
Net loss (3,949,015)         (3,938,747) (10,268)    
Balance, end of period (in shares) at Jun. 30, 2024   652,723              
Balance, end of period at Jun. 30, 2024 (2,062,490) $ 6,403   162,146,327 71,932 (158,894,044) (5,393,108)    
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Nuvve Holding Corp. Stockholders’ Equity (Deficit) $ (1,260,838)                
Balance, beginning of period (in shares) at Dec. 31, 2024 904,949 903,269              
Balance, beginning of period at Dec. 31, 2024 $ (1,289,647) $ 6,408 $ 0 164,285,336 46,494 (165,599,076) (28,809)    
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Stock-based compensation 554,659     554,659          
Proceeds from direct offering, net of offering costs (in shares)   213,428              
Proceeds from direct offering, net of offering costs 564,868 $ 21   564,847          
Exercise of Warrants /warrants issuance (in shares)   431,652              
Exercise of warrants 854,096 $ 43   854,053          
Conversion of Convertible Notes, net of offering costs (in Shares)   1,568,019              
Conversion of convertible notes, net of offering costs 2,952,583 $ 157   2,952,426          
Currency translation adjustment 236       236        
Net loss (6,878,601)         (6,873,003) (5,598)    
Preferred stock, ending balance (in shares) at Mar. 31, 2025               0 0
Balance, end of period (in shares) at Mar. 31, 2025   3,116,368              
Balance, end of period at Mar. 31, 2025 $ (3,241,806) $ 6,629 $ 0 169,211,321 46,730 (172,472,079) (34,407)    
Balance, end of period (in shares) at Mar. 31, 2025     1,680            
Balance, beginning of period (in shares) at Dec. 31, 2024 904,949 903,269              
Balance, beginning of period at Dec. 31, 2024 $ (1,289,647) $ 6,408 $ 0 164,285,336 46,494 (165,599,076) (28,809)    
Balance, beginning of period (in shares) at Dec. 31, 2024 1,680   1,680            
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Currency translation adjustment $ 7,387                
Net loss $ (20,447,063)                
Preferred stock, ending balance (in shares) at Jun. 30, 2025               4,900,000 100,000
Balance, end of period (in shares) at Jun. 30, 2025 10,921,341 10,921,341              
Balance, end of period at Jun. 30, 2025 $ (2,828,239) $ 7,404 $ 0 182,310,448 53,881 (185,850,879) (224,069)    
Balance, end of period (in shares) at Jun. 30, 2025 1,680   1,680            
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Nuvve Holding Corp. Stockholders’ Equity (Deficit)               $ 0 $ 0
Preferred stock, beginning balance (in shares) at Mar. 31, 2025               0 0
Balance, beginning of period (in shares) at Mar. 31, 2025   3,116,368              
Balance, beginning of period at Mar. 31, 2025 $ (3,241,806) $ 6,629 $ 0 169,211,321 46,730 (172,472,079) (34,407)    
Balance, beginning of period (in shares) at Mar. 31, 2025     1,680            
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Stock-based compensation 14,022     14,022          
Proceeds from common stock offering, net of offering costs (in shares)               4,900,000 100,000
Proceeds from common stock offering, net of offering costs               $ 774,976 $ 100,000
Exercise of Warrants /warrants issuance (in shares)   1,651,643              
Exercise of warrants 1,221,249 $ 165   1,221,084          
Warrants issuance 8,194,000     8,194,000          
Conversion of Convertible Notes, net of offering costs (in Shares)   6,153,330              
Conversion of convertible notes, net of offering costs 3,670,630 $ 609   3,670,020          
Currency translation adjustment 7,151       7,151        
Net loss $ (13,568,462)         (13,378,800) (189,662)    
Preferred stock, ending balance (in shares) at Jun. 30, 2025               4,900,000 100,000
Balance, end of period (in shares) at Jun. 30, 2025 10,921,341 10,921,341              
Balance, end of period at Jun. 30, 2025 $ (2,828,239) $ 7,404 $ 0 $ 182,310,448 $ 53,881 $ (185,850,879) $ (224,069)    
Balance, end of period (in shares) at Jun. 30, 2025 1,680   1,680            
Increase (Decrease) in Stockholders' Equity [Roll Forward]                  
Nuvve Holding Corp. Stockholders’ Equity (Deficit) $ (2,604,170)             $ 774,976 $ 100,000