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Earnings per share | 12 Months Ended
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Dec. 31, 2023
Earnings Per Share [Abstract] |
Earnings per share | Earnings per share
|  |  | As Adjusted
| Year Ended December 31
(in millions of U.S. dollars, except share and per share data) | 2023 |  | 2022 |  | 2021
Numerator: |  |  |  |  |
Net income | $ | 9,015 |  |  | $ | 5,246 |  |  | $ | 8,525 |
Net loss attributable to noncontrolling interests | (13) |  |  | — |  |  | — |
Net income attributable to Chubb | $ | 9,028 |  |  | $ | 5,246 |  |  | $ | 8,525 |
Denominator: |  |  |  |  |
Denominator for basic earnings per share attributable to Chubb: |  |  |  |  |
Weighted-average shares outstanding | 410,845,263 |  |  | 419,779,847 |  |  | 439,968,422 |
Denominator for diluted earnings per share attributable to Chubb: |  |  |  |  |
Share-based compensation plans | 3,357,305 |  |  | 3,747,597 |  |  | 3,228,856 |
Weighted-average shares outstanding and assumed conversions | 414,202,568 |  |  | 423,527,444 |  |  | 443,197,278 |
Basic earnings per share attributable to Chubb | $ | 21.97 |  |  | $ | 12.50 |  |  | $ | 19.38 |
Diluted earnings per share attributable to Chubb | $ | 21.80 |  |  | $ | 12.39 |  |  | $ | 19.24 |
Potential anti-dilutive share conversions | 2,385,099 |  |  | 1,467,840 |  |  | 1,532,066 |
Excluded from weighted-average shares outstanding and assumed conversions is the impact of securities that would have been anti-dilutive during the respective years. These securities consisted of stock options in which the underlying exercise prices were greater than the average market prices of our Common Shares. Refer to Note 16 for additional information on stock options.

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