| IBG LLC Ownership of Member Interests |
| | | | | | | | | IBG, Inc. | | Holdings | | Total | Ownership % | 26.0% | | 74.0% | | 100.0% | Membership interests | 441,569,584 | | 1,254,573,416 | | 1,696,143,000 |
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| Schedule Of Authorized, Issued And Outstanding Shares |
| | | | | | | | | | | | | | | June 30, 2025 | | December 31, 2024 | | | Authorized | | Issued | | Outstanding | | Authorized | | Issued | | Outstanding | | | | | | | | | | | | | | Class A common stock | | 4,000,000,000 | | 442,087,364 | | 441,362,243 | | 4,000,000,000 | | 436,244,236 | | 435,618,452 | Class B common stock | | 1,000 | | 400 | | 400 | | 400 | | 400 | | 400 | Preferred stock | | 10,000 | | - | | - | | 10,000 | | - | | - |
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| Earnings Per Share Basic And Diluted |
Basic earnings per share is calculated utilizing net income available for common stockholders divided by the weighted average number of shares of Class A and Class B common stock outstanding for that period. | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, | | Six Months Ended June 30, | | | 2025 | | 2024 | | 2025 | | 2024 | | | | | | | | | | | | | | | | (in millions, except share or per share amounts) | | | | | | | | | | | | | | Basic earnings per share | | | | | | | | | | | | | Net income available for common stockholders | | $ | 224 | | $ | 179 | | $ | 437 | | $ | 354 | Weighted average shares of common stock outstanding | | | | | | | | | | | | | Class A | | | 438,457,463 | | | 430,875,680 | | | 437,082,930 | | | 429,579,300 | Class B | | | 400 | | | 400 | | | 400 | | | 400 | | | | 438,457,863 | | | 430,876,080 | | | 437,083,330 | | | 429,579,700 | Basic earnings per share | | $ | 0.51 | | $ | 0.42 | | $ | 1.00 | | $ | 0.82 |
Diluted earnings per share are calculated utilizing the Company’s basic net income available for common stockholders divided by diluted weighted average shares outstanding with no adjustments to net income available to common stockholders for potentially dilutive common shares. | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended June 30, | | Six Months Ended June 30, | | | 2025 | | 2024 | | 2025 | | 2024 | | | | | | | | | | | | | | | | (in millions, except share or per share amounts) | | | | | | | | | | | | | | Diluted earnings per share | | | | | | | | | | | | | Net income available for common stockholders | | $ | 224 | | $ | 179 | | $ | 437 | | $ | 354 | Weighted average shares of common stock outstanding | | | | | | | | | | | | | Class A | | | | | | | | | | | | | Issued and outstanding | | | 438,457,463 | | | 430,875,680 | | | 437,082,930 | | | 429,579,300 | Potentially dilutive common shares | | | | | | | | | | | | | Issuable pursuant to employee stock incentive plans | | | 2,982,061 | | | 3,631,264 | | | 3,375,751 | | | 3,972,852 | Class B | | | 400 | | | 400 | | | 400 | | | 400 | | | | 441,439,924 | | | 434,507,344 | | | 440,459,081 | | | 433,552,552 | Diluted earnings per share | | $ | 0.51 | | $ | 0.41 | | $ | 0.99 | | $ | 0.82 |
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