The Company’s available-for-sale securities as of June 30, 2025 and December 31, 2024 are summarized below (in thousands): | | | | | | | | | | | | | | | Cost | | Unrealized Gains in
Investment Income | | Unrealized
Losses in
Investment Income | | Estimated
Fair Value
(Level 1 Inputs) | June 30, 2025 | | | | | | | | | | | | | Common Stock | | $ | 20,929 | | $ | — | | $ | (4,180) | | $ | 16,749 | Operating Units | | | 23,253 | | | — | | | (5,250) | | | 18,003 | Total Equity Securities | | $ | 44,182 | | $ | — | | $ | (9,430) | | $ | 34,752 | | | | | | | | | | | | | | December 31, 2024 | | | | | | | | | | | | | Common Stock | | $ | 20,929 | | $ | — | | $ | (1,812) | | $ | 19,117 | Operating Units | | | 23,253 | | | — | | | (2,704) | | | 20,549 | Total Equity Securities | | $ | 44,182 | | $ | — | | $ | (4,516) | | $ | 39,666 |
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