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Earnings Per Share | 3 Months Ended
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Mar. 31, 2026
Earnings Per Share [Abstract] |
Earnings Per Share | Earnings Per Share The following table sets forth the calculation of basic and diluted net earnings per common share ($ in millions, except per share data in dollars and shares in thousands):
|  | Three Months Ended March 31, |  |
|  | 2026 |  | 2025 |  |  |  |
Earnings attributable to Centene Corporation | $ | 1,541 |  |  | $ | 1,311 |  |  |  |  |
Shares used in computing per share amounts: |  |  |  |  |  |  |
Weighted average number of common shares outstanding | 492,069 |  |  | 496,214 |  |  |  |  |
Common stock equivalents (as determined by applying the treasury stock method) | 3,522 |  |  | 1,966 |  |  |  |  |
Weighted average number of common shares and potential dilutive common shares outstanding | 495,591 |  |  | 498,180 |  |  |  |  |
Net earnings per common share attributable to Centene Corporation: |  |  |  |
Basic earnings per common share | $ | 3.13 |  |  | $ | 2.64 |  |  |  |  |
Diluted earnings per common share | $ | 3.11 |  |  | $ | 2.63 |  |  |  |  |
The calculation of diluted earnings per common share for the three months ended March 31, 2026 and 2025 excludes 3,566 thousand shares and 2,380 thousand shares, respectively, related to anti-dilutive stock options and restricted stock units.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/260/tableOfContent Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-3 + Details
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