v3.25.2
Condensed Consolidated Statements of Changes in Equity - USD ($)
$ in Millions
Common Stock [Member]
Additional Paid-in Capital [Member]
Treasury Stock [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income [Member]
Total Stockholders' Equity [Member]
Non-controlling Interests [Member]
Total
Balance at Dec. 31, 2023 $ 1 $ 1,726 $ (3) $ 1,852 $ 8 $ 3,584 $ 10,483 $ 14,067
Balance (in shares) at Dec. 31, 2023 428,715,712              
Issuance of common stock - IBKR Promotions   1 (4)     (3) 3  
Issuance of common stock - IBKR Promotions, shares 200,000              
Net distribution of common stocks - IBKR Promotion     4     4 1 5
Compensation for stock grants vesting in the future   8       8 20 28
Dividends paid to stockholders       (11)   (11)   (11)
Distributions from IBG LLC to noncontrolling interests             (123) (123)
Adjustments for changes in proportionate ownership in IBG LLC   1       1 (1)  
Comprehensive income       175 (26) 149 544 693
Balance at Mar. 31, 2024 $ 1 1,736 (3) 2,016 (18) 3,732 10,927 14,659
Balance (in shares) at Mar. 31, 2024 428,915,712              
Issuance of common stock - IBKR Promotions   2 (6)     (4) 4  
Issuance of common stock - IBKR Promotions, shares 200,000              
Common Stock distributed pursuant to stock incentive plans (in shares) 5,389,184              
Net distribution of common stocks - IBKR Promotion     5     5   5
Compensation for stock grants vesting in the future   6       6 20 26
Repurchase of common stock for employee tax withholding under stock incentive plans     (54)     (54)   (54)
Sales of treasury stock   1 54     55 2 57
Dividends paid to stockholders       (27)   (27)   (27)
Distributions from IBG LLC to noncontrolling interests             (281) (281)
Adjustments for changes in proportionate ownership in IBG LLC   37       37 (37)  
Comprehensive income       179 (2) 177 622 799
Balance at Jun. 30, 2024 $ 1 1,782 (4) 2,168 (20) 3,927 11,257 15,184
Balance (in shares) at Jun. 30, 2024 434,504,896              
Balance at Dec. 31, 2024 $ 1 1,816 (7) 2,515 (45) 4,280 12,317 16,597
Balance (in shares) at Dec. 31, 2024 436,244,236              
Issuance of common stock - IBKR Promotions   3 (10)     (7) 7  
Issuance of common stock - IBKR Promotions, shares 200,000              
Net distribution of common stocks - IBKR Promotion     6     6 1 7
Compensation for stock grants vesting in the future   8       8 23 31
Dividends paid to stockholders       (27)   (27)   (27)
Distributions from IBG LLC to noncontrolling interests             (196) (196)
Adjustments for changes in proportionate ownership in IBG LLC   1       1 (1)  
Comprehensive income       213 28 241 830 1,071
Balance at Mar. 31, 2025 $ 1 1,828 (11) 2,701 (17) 4,502 12,981 17,483
Balance (in shares) at Mar. 31, 2025 436,444,236              
Issuance of common stock - IBKR Promotions   2 (11)     (9) 8 (1)
Issuance of common stock - IBKR Promotions, shares 200,000              
Common Stock distributed pursuant to stock incentive plans (in shares) 5,443,128              
Net distribution of common stocks - IBKR Promotion     8     8   8
Compensation for stock grants vesting in the future   8       8 20 28
Repurchase of common stock for employee tax withholding under stock incentive plans     (84)     (84)   (84)
Sales of treasury stock   3 84     87   95
Sales of treasury stock             8  
Dividends paid to stockholders       (35)   (35)   (35)
Distributions from IBG LLC to noncontrolling interests             (288) (288)
Adjustments for changes in proportionate ownership in IBG LLC   45       45 (45)  
Comprehensive income       224 79 303 1,009 1,312
Balance at Jun. 30, 2025 $ 1 $ 1,886 $ (14) $ 2,890 $ 62 $ 4,825 $ 13,693 $ 18,518
Balance (in shares) at Jun. 30, 2025 442,087,364