The following table summarizes the Company’s marketable securities: | | | | | | | | | | | | | | | | | | | | | | | | | Cost Basis | | Gross Unrealized Losses | | Gross Unrealized Gains | | Fair Value | | September 30, 2026 | | | | | | | | | Current | | | | | | | | Marketable debt securities(1) | $ | 794,069 | | | $ | (34,940) | | | $ | — | | | $ | 759,129 | | | Marketable equity securities | 28,159 | | | (7,816) | | | — | | | 20,343 | | | Total marketable securities | $ | 822,228 | | | $ | (42,756) | | | $ | — | | | $ | 779,472 | | | | | | | | | | | Non-current | | | | | | | | Marketable debt securities(2) | $ | 25,621 | | | $ | (439) | | | $ | — | | | $ | 25,182 | | | | | | | | | | | December 31, 2025 | | | | | | | | | Current | | | | | | | | Marketable debt securities(1) | $ | 771,505 | | | $ | — | | | $ | 4,827 | | | $ | 776,332 | | | Marketable equity securities | 28,159 | | | (7,385) | | | — | | | 20,774 | | | Total marketable securities | $ | 799,664 | | | $ | (7,385) | | | $ | 4,827 | | | $ | 797,106 | | | | | | | | | | | Non-current | | | | | | | | Marketable debt securities(2) | $ | 10,416 | | | $ | (175) | | | $ | — | | | $ | 10,241 | |
(1) Marketable debt securities are comprised primarily of U.S. Treasury Bills and Government Agency Bonds. (2) Advances to the Donald Project JV.
|