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v3.23.1

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, 2021 | $ 1 | $ 1,442 | $ (5) | $ 953 | $ 4 | $ 2,395 | $ 7,827 | $ 10,222
Balance (in shares) at Dec. 31, 2021 | 98,359,572 |  |  |  |  |  |  |
Issuance of common stock - IBKR Promotions |  | 1 | (3) |  |  | (2) | 2 |
Issuance of common stock - IBKR Promotions, Share | 50,000 |  |  |  |  |  |  |
Net distribution of common stocks - IBKR Promotion |  |  | 3 |  |  | 3 |  | 3
Compensation for stock grants vesting in the future |  | 5 |  |  |  | 5 | 16 | 21
Dividends paid to stockholders - $0.10 per share |  |  |  | (9) |  | (9) |  | (9)
Distributions from IBG LLC to noncontrolling interests |  |  |  |  |  |  | (80) | (80)
Adjustments for changes in proportionate ownership in IBG LLC |  | 1 |  |  |  | 1 | (1) |
Comprehensive income |  |  |  | 73 | (10) | 63 | 262 | 325
Balance at Mar. 31, 2022 | $ 1 | 1,449 | (5) | 1,017 | (6) | 2,456 | 8,026 | 10,482
Balance (in shares) at Mar. 31, 2022 | 98,409,572 |  |  |  |  |  |  |
Balance at Dec. 31, 2022 | $ 1 | 1,581 | (6) | 1,294 | (22) | 2,848 | 8,767 | 11,615
Balance (in shares) at Dec. 31, 2022 | 103,057,148 |  |  |  |  |  |  |
Common Stock distributed pursuant to stock incentive plans (in shares) | 71,562 |  |  |  |  |  |  |
Net distribution of common stocks - IBKR Promotion |  |  | 2 |  |  | 2 |  | 2
Compensation for stock grants vesting in the future |  | 6 |  |  |  | 6 | 20 | 26
Dividends paid to stockholders - $0.10 per share |  |  |  | (10) |  | (10) |  | (10)
Distributions from IBG LLC to noncontrolling interests |  |  |  |  |  |  | (119) | (119)
Adjustments for changes in proportionate ownership in IBG LLC |  | 2 |  |  |  | 2 | (2) |
Comprehensive income |  |  |  | 148 | 5 | 153 | 566 | 719
Balance at Mar. 31, 2023 | $ 1 | $ 1,589 | $ (4) | $ 1,432 | $ (17) | $ 3,001 | $ 9,232 | $ 12,233
Balance (in shares) at Mar. 31, 2023 | 103,128,710 |  |  |  |  |  |  |

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