5. Earnings Per Share Basic and diluted earnings per share for the three and six months ended June 30 were computed using the following common share data (shares in millions): | | | | | | | | | | | Three Months Ended | | Six Months Ended | | | June 30, | | June 30, | | | 2026 | | 2025 | | 2026 | | 2025 | Number of common shares outstanding at end of period | | 400.0 | | 402.6 | | 400.0 | | 402.6 | Effect of using weighted average common shares outstanding | | 1.5 | | — | | 2.3 | | (0.1) | Weighted average basic common shares outstanding | | 401.5 | | 402.6 | | 402.3 | | 402.5 | Dilutive effect of equity-based compensation awards and other contingently issuable shares | | 0.9 | | 1.7 | | 1.0 | | 1.5 | Weighted average diluted common shares outstanding | | 402.4 | | 404.3 | | 403.3 | | 404.0 | Potentially issuable shares | | 3.9 | | 4.3 | | 3.9 | | 4.3 | Number of anti-dilutive potentially issuable shares excluded from diluted common shares outstanding | | 1.5 | | 0.9 | | 1.6 | | 1.2 |
Refer to the Condensed Consolidated Statements of Operations for net income attributable to Waste Management, Inc.
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