| Schedule of changes in share capital and capital in excess of par value |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Capital in | | | | | | | | | Class B | | | | | | | Excess | | | | Common Stock | | Common Stock | | Treasury Stock | | of Par | | | | Shares | | Amount | | Shares | | Amount | | Shares | | Amount | | Value | | | | (000’s) | | | | | (000’s) | | | | | (000’s) | | | | | | | | Balance at December 31, 2025 | | 41,821 | | $ | 29,042 | | 31,166 | | $ | 21,643 | | 108 | | $ | (1,991) | | $ | 847,308 | | Issuance of 3% stock dividend | | 1,250 | | | 868 | | 934 | | | 648 | | 3 | | | — | | | 71,486 | | Conversion of Class B common shares to common shares | | 2 | | | 1 | | (2) | | | (1) | | — | | | — | | | — | | Purchase and retirement of common shares and other | | — | | | — | | — | | | — | | — | | | — | | | — | | Balance at March 31, 2026 | | 43,073 | | $ | 29,911 | | 32,098 | | $ | 22,290 | | 111 | | $ | (1,991) | | $ | 918,794 | | | | | | | | | | | | | | | | | | | | | | Balance at December 31, 2024 | | 40,789 | | $ | 28,325 | | 30,286 | | $ | 21,032 | | 105 | | $ | (1,992) | | $ | 788,894 | | Issuance of 3% stock dividend | | 1,213 | | | 842 | | 908 | | | 630 | | 3 | | | — | | | 64,816 | | Conversion of Class B common shares to common shares | | 3 | | | 2 | | (3) | | | (2) | | — | | | — | | | — | | Purchase and retirement of common shares and other | | (209) | | | (144) | | — | | | — | | — | | | — | | | (6,402) | | Balance at March 31, 2025 | | 41,796 | | $ | 29,025 | | 31,191 | | $ | 21,660 | | 108 | | $ | (1,992) | | $ | 847,308 | | | | | | | | | | | | | | | | | | | | | |
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