| Schedule of Cash Equivalent and Marketable Securities |
Cash equivalents and marketable securities consisted of the following: | | | | | | | | | | | | | | | | | | | | | | | | | June 30, 2026 | | Amortized
Cost Basis | | Unrealized
Gains | | Unrealized
Losses | | Estimated Fair
Value | | | | | | | | | | (in thousands) | | Cash equivalents: | | | | | | | | | Money market funds | $ | 343,613 | | | $ | — | | | $ | — | | | $ | 343,613 | | | U.S. Treasury securities | 1,998 | | | — | | | — | | | 1,998 | | | Agency discount notes | 32,927 | | | — | | | (1) | | | 32,926 | | | Total cash equivalents | $ | 378,538 | | | $ | — | | | $ | (1) | | | $ | 378,537 | | | Marketable securities: | | | | | | | | | U.S. Treasury securities | 38,795 | | | — | | | (6) | | | 38,789 | | | Agency discount notes | 3,460 | | | — | | | — | | | 3,460 | | | Total marketable securities | 42,255 | | | — | | | (6) | | | 42,249 | | Total cash equivalents and marketable
securities | $ | 420,793 | | | $ | — | | | $ | (7) | | | $ | 420,786 | |
| | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2025 | | Amortized
Cost Basis | | Unrealized
Gains | | Unrealized
Losses | | Estimated Fair
Value | | | | | | | | | | (in thousands) | | Cash equivalents: | | | | | | | | | Money market funds | $ | 132,602 | | | $ | — | | | $ | — | | | $ | 132,602 | | | U.S. Treasury securities | 11,957 | | | 3 | | | — | | | 11,960 | | | Agency discount notes | 25,933 | | | 5 | | | — | | | 25,938 | | | Total cash equivalents | $ | 170,492 | | | $ | 8 | | | $ | — | | | $ | 170,500 | | | Marketable securities: | | | | | | | | | U.S. Treasury securities | 9,419 | | | 2 | | | — | | | $ | 9,421 | | | Agency discount notes | 7,940 | | | 2 | | | — | | | 7,942 | | | Total marketable securities | 17,359 | | | 4 | | | — | | | 17,363 | | Total cash equivalents and marketable securities | $ | 187,851 | | | $ | 12 | | | $ | — | | | $ | 187,863 | |
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