| Schedule of Marketable Securities |
As of January 31, 2026 and 2025, our marketable securities consisted of the following: | | | | | | | | | | | | | | | | | | | | | | | | | As of January 31, 2026 | | Amortized
Cost | | Gross
Unrealized
Gains | | Gross
Unrealized
Losses | | Estimated
Fair
Value | | | | | | | | | | (in thousands) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Agency bonds | $ | 1,095,004 | | | $ | 1,032 | | | $ | (565) | | | $ | 1,095,471 | | | | | | | | | | | U.S. government agency securities | 5,373,782 | | | 11,094 | | | (989) | | | 5,383,887 | | | Treasury bills | 64,671 | | | 5 | | | (3) | | | 64,673 | | | Marketable securities | $ | 6,533,457 | | | $ | 12,131 | | | $ | (1,557) | | | $ | 6,544,031 | |
| | | | | | | | | | | | | | | | | | | | | | | | | As of January 31, 2025 | | Amortized
Cost | | Gross
Unrealized
Gains | | Gross
Unrealized
Losses | | Estimated
Fair
Value | | | | | | | | | | (in thousands) | | | | | | | | | | | | | | | | | | Commercial paper | $ | 20,841 | | | $ | — | | | $ | — | | | $ | 20,841 | | | Agency bonds | 1,173,518 | | | 1,609 | | | (643) | | | 1,174,484 | | | Corporate and other debt securities | 719,145 | | | 2,069 | | | (419) | | | 720,795 | | | U.S. government agency securities | 4,412,730 | | | 8,449 | | | (5,249) | | | 4,415,930 | | | Treasury bills | 110,237 | | | 43 | | | (1) | | | 110,279 | | | Marketable securities | $ | 6,436,471 | | | $ | 12,170 | | | $ | (6,312) | | | $ | 6,442,329 | |
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| Schedule of Contractual Maturities of Marketable Securities |
The following table presents the contractual maturities of our marketable securities as of January 31, 2026 and 2025: | | | | | | | | | | | | | As of January 31, | | 2026 | | 2025 | | | | | | (in thousands) | | Less than one year | $ | 3,168,258 | | | $ | 3,534,014 | | Due in one to three years | 3,375,773 | | | 2,908,315 | | | Total | $ | 6,544,031 | | | $ | 6,442,329 | |
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| Schedule of Strategic Investments |
Strategic investments by type and measurement category as of January 31, 2026 were as follows: | | | | | | | | | | | | | | | | | | | | | | | | | Measurement Category | | Fair Value | | Measurement Alternative | | Equity Method | | Total | | | | | | | | | | (in thousands) | | Equity securities | $ | — | | | $ | 1,448,531 | | | $ | 126,112 | | | $ | 1,574,643 | | | Debt securities | 3,968 | | | — | | | — | | | 3,968 | | | Strategic investments | $ | 3,968 | | | $ | 1,448,531 | | | $ | 126,112 | | | $ | 1,578,611 | |
Strategic investments by form and measurement category as of January 31, 2025 were as follows: | | | | | | | | | | | | | | | | | | | | | | | | | Measurement Category | | Fair Value | | Measurement Alternative | | Equity Method | | Total | | | | | | | | | | (in thousands) | | Equity securities | $ | 35,280 | | | $ | 452,160 | | | $ | 99,591 | | | $ | 587,031 | | | Debt securities | 4,450 | | | — | | | — | | | 4,450 | | | Strategic investments | $ | 39,730 | | | $ | 452,160 | | | $ | 99,591 | | | $ | 591,481 | |
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