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 | | Six Months Ended | | | June 30, | | June 30, | | | 2025 | | 2024 | | 2025 | | 2024 | Amounts attributable to common stock: | | | | | | | | | Net income attributable to common stock | | $ | 229,250 | | | $ | 188,159 | | | $ | 373,508 | | | $ | 306,519 | | | | | | | | | | | Weighted average shares: | | | | | | | | | Weighted average shares outstanding for basic earnings per share attributable to common stock | | 148,448 | | | 146,580 | | | 148,361 | | | 146,258 | | Effect of dilutive unvested non-participating stock-based awards | | 2,475 | | | 3,208 | | | 2,576 | | | 3,329 | | Weighted average shares outstanding for diluted earnings per share attributable to common stock | | 150,923 | | | 149,788 | | | 150,937 | | | 149,587 | |
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