| Schedule of Debt Securities, Available-For-Sale |
The amortized cost, gross unrealized gains and losses, and fair value of available-for-sale securities by major security type are as follows (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | As of June 30, 2026 | | Amortized
Cost | | Gross
Unrealized
Gains | | Gross
Unrealized
Losses | | Fair
Value | | Cash equivalents | | | | | | | | | Money market funds | $ | 84,575 | | | $ | — | | | $ | — | | | $ | 84,575 | | | | | | | | | | | | | | | | | | | | | | | | | | | Total cash equivalents | $ | 84,575 | | | $ | — | | | $ | — | | | $ | 84,575 | | | Marketable securities | | | | | | | | | U.S. treasury and agency securities | $ | 228,121 | | | $ | 54 | | | $ | (1,003) | | | $ | 227,172 | | | Commercial paper | 19,371 | | | — | | | (27) | | | 19,344 | | | Corporate debt securities | 897,382 | | | 634 | | | (3,027) | | | 894,989 | | | | | | | | | | | | | | | | | | | Total marketable securities | $ | 1,144,874 | | | $ | 688 | | | $ | (4,057) | | | $ | 1,141,505 | |
| | | | | | | | | | | | | | | | | | | | | | | | | As of December 31, 2025 | | Amortized
Cost | | Gross
Unrealized
Gains | | Gross
Unrealized
Losses | | Fair
Value | | Cash equivalents | | | | | | | | | Money market funds | $ | 142,772 | | | $ | — | | | $ | — | | | $ | 142,772 | | | | | | | | | | | Commercial paper | 5,496 | | | — | | | (1) | | | 5,495 | | | Total cash equivalents | $ | 148,268 | | | $ | — | | | $ | (1) | | | $ | 148,267 | | | Marketable securities | | | | | | | | | U.S. treasury and agency securities | $ | 203,175 | | | $ | 630 | | | $ | (11) | | | $ | 203,794 | | | Commercial paper | 11,459 | | | 4 | | | (1) | | | 11,462 | | | Corporate debt securities | 802,261 | | | 3,800 | | | (112) | | | 805,949 | | | | | | | | | | | | | | | | | | | Total marketable securities | $ | 1,016,895 | | | $ | 4,434 | | | $ | (124) | | | $ | 1,021,205 | |
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| Schedule of Investments Classified by Contractual Maturity Date |
The contractual maturities of cash equivalents and marketable securities classified as available-for-sale are as follows (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | As of June 30, 2026 | | As of December 31, 2025 | | Amortized
Cost | | Estimated
Fair Value | | Amortized
Cost | | Estimated
Fair Value | | Due within one year | $ | 458,030 | | | $ | 458,109 | | | $ | 463,417 | | | $ | 464,282 | | | Due after one year through five years | 771,419 | | | 767,971 | | | 701,746 | | | 705,190 | | Total available-for-sale securities | $ | 1,229,449 | | | $ | 1,226,080 | | | $ | 1,165,163 | | | $ | 1,169,472 | |
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