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Shares Used in Computing Net Income Per Share Attributable to Fiserv, Inc. | 3 Months Ended
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Mar. 31, 2023
Earnings Per Share [Abstract] |
Shares Used in Computing Net Income Per Share Attributable to Fiserv, Inc. | Shares Used in Computing Net Income Per Share Attributable to Fiserv, Inc. The computation of shares used in calculating basic and diluted net income per share is as follows:
| Three Months Ended March 31, |  |
(In millions) | 2023 |  | 2022 |  |  |  |
Weighted-average common shares outstanding used for the calculation of net income attributable to Fiserv, Inc. per share - basic | 626.9 |  |  | 650.8 |  |  |  |  |
Common stock equivalents | 4.4 |  |  | 6.4 |  |  |  |  |
Weighted-average common shares outstanding used for the calculation of net income attributable to Fiserv, Inc. per share - diluted | 631.3 |  |  | 657.2 |  |  |  |  |
For the three months ended March 31, 2023 and 2022, stock options for 2.2 million and 2.0 million shares, respectively, were excluded from the calculation of weighted-average outstanding shares - diluted because their impact was anti-dilutive.

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