Schedule of Cash Cash Equivalents and Available-for-Sale Securities by Significant Investment Category |
The following tables show the Company’s cash, cash equivalents and available-for-sale securities by significant investment category as of December 31, 2023 and 2022, respectively: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2023 | | Amortized Cost | | Gross Unrealized Gains | | Gross Unrealized Losses | | Aggregate Fair Value | | Cash and Cash Equivalents | | Short-term Marketable Securities (1) | | Long-term Marketable Securities (2) | Level 1: | | | | | | | | | | | | | | Cash | $ | 229,676 | | | $ | — | | | $ | — | | | $ | 229,676 | | | $ | 229,676 | | | $ | — | | | $ | — | | | | | | | | | | | | | | | | Level 2: | | | | | | | | | | | | | | Money market instruments | 499,483 | | | — | | | — | | | 499,483 | | | 499,483 | | | — | | | — | | Corporate debt securities | 587,896 | | | 3,476 | | | (1,996) | | | 589,376 | | | — | | | 193,251 | | | 396,125 | | U.S. government agency securities | 251,952 | | | 556 | | | (1,140) | | | 251,368 | | | 19,976 | | | 111,343 | | | 120,049 | | Commercial paper | 20,076 | | | 5 | | | — | | | 20,081 | | | 5,992 | | | 14,089 | | | — | | Asset-backed securities | 94,744 | | | 351 | | | (134) | | | 94,961 | | | — | | | — | | | 94,961 | | | | | | | | | | | | | | | | Subtotal | 1,454,151 | | | 4,388 | | | (3,270) | | | 1,455,269 | | | 525,451 | | | 318,683 | | | 611,135 | | Total | $ | 1,683,827 | | | $ | 4,388 | | | $ | (3,270) | | | $ | 1,684,945 | | | $ | 755,127 | | | $ | 318,683 | | | $ | 611,135 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2022 | | Amortized Cost | | Gross Unrealized Gains | | Gross Unrealized Losses | | Aggregate Fair Value | | Cash and Cash Equivalents | | Short-term Marketable Securities (1) | | Long-term Marketable Securities (2) | Level 1: | | | | | | | | | | | | | | Cash | $ | 463,248 | | | $ | — | | | $ | — | | | $ | 463,248 | | | $ | 463,248 | | | $ | — | | | $ | — | | | | | | | | | | | | | | | | Level 2: | | | | | | | | | | | | | | Money market instruments | 248,933 | | | — | | | — | | | 248,933 | | | 248,933 | | | — | | | — | | Corporate debt securities | 504,984 | | | 34 | | | (11,541) | | | 493,477 | | | 1,881 | | | 299,153 | | | 192,443 | | U.S. government agency securities | 312,720 | | | 45 | | | (3,771) | | | 308,994 | | | — | | | 229,846 | | | 79,148 | | Commercial paper | 48,103 | | | 11 | | | (22) | | | 48,092 | | | 10,469 | | | 37,623 | | | — | | Asset-backed securities | 63,151 | | | 69 | | | (592) | | | 62,628 | | | — | | | 384 | | | 62,244 | | | | | | | | | | | | | | | | Subtotal | 1,177,891 | | | 159 | | | (15,926) | | | 1,162,124 | | | 261,283 | | | 567,006 | | | 333,835 | | Total | $ | 1,641,139 | | | $ | 159 | | | $ | (15,926) | | | $ | 1,625,372 | | | $ | 724,531 | | | $ | 567,006 | | | $ | 333,835 | |
(1)The Company’s short-term marketable securities mature in one year or less. (2)The Company’s long-term marketable securities mature between one and five years.
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