7. PER SHARE INFORMATION: The amounts used to compute basic and diluted earnings per share attributable to common stock consisted of the following (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended | | Nine Months Ended | | | September 30, | | September 30, | | | 2024 | | 2023 | | 2024 | | 2023 | | Amounts attributable to common stock: | | | | | | | | | | Net income attributable to common stock | | $ | 293,185 | | | $ | 272,836 | | | $ | 599,704 | | | $ | 533,781 | | | | | | | | | | | | Weighted average shares: | | | | | | | | | | Weighted average shares outstanding for basic earnings per share attributable to common stock | | 147,394 | | | 145,455 | | | 146,639 | | | 145,118 | | | Effect of dilutive unvested non-participating stock-based awards | | 3,162 | | | 3,337 | | | 3,272 | | | 3,631 | | | Weighted average shares outstanding for diluted earnings per share attributable to common stock | | 150,556 | | | 148,792 | | | 149,911 | | | 148,749 | |
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