| Schedule of Marketable Securities |
As of July 31, 2026 and January 31, 2026, our marketable securities consisted of the following: | | | | | | | | | | | | | | | | | | | | | | | | | As of July 31, 2026 | | Amortized
Cost | | Gross
Unrealized
Gains | | Gross
Unrealized
Losses | | Estimated
Fair
Value | | | | | | | | | | (in thousands) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | U.S. government agency securities | $ | 2,676,187 | | | $ | — | | | $ | (24,707) | | | $ | 2,651,480 | | | Agency bonds | 928,486 | | | 13 | | | (6,682) | | | 921,817 | | | Corporate and other debt securities | 2,121,948 | | | 9 | | | (10,448) | | | 2,111,509 | | | Treasury bills | 114,957 | | | 8 | | | (8) | | | 114,957 | | | Commercial paper | 517,966 | | | 1 | | | (1) | | | 517,966 | | | Marketable securities | $ | 6,359,544 | | | $ | 31 | | | $ | (41,846) | | | $ | 6,317,729 | |
| | | | | | | | | | | | | | | | | | | | | | | | | As of January 31, 2026 | | Amortized
Cost | | Gross
Unrealized
Gains | | Gross
Unrealized
Losses | | Estimated
Fair
Value | | | | | | | | | | (in thousands) | | | | | | | | | | | | | | | | | | U.S. government agency securities | $ | 5,373,782 | | | $ | 11,094 | | | $ | (989) | | | $ | 5,383,887 | | | Agency bonds | 1,095,004 | | | 1,032 | | | (565) | | | 1,095,471 | | | | | | | | | | | Treasury bills | 64,671 | | | 5 | | | (3) | | | 64,673 | | | | | | | | | | | Marketable securities | $ | 6,533,457 | | | $ | 12,131 | | | $ | (1,557) | | | $ | 6,544,031 | |
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| Schedule of Contractual Maturities of Marketable Securities |
The following table presents the contractual maturities of our marketable securities as of July 31, 2026 and January 31, 2026: | | | | | | | | | | | | | As of | | July 31, 2026 | | January 31, 2026 | | | | | | (in thousands) | | Less than one year | $ | 1,564,734 | | | $ | 3,168,258 | | | Due in one to five years | 4,752,995 | | | 3,375,773 | | | Total | $ | 6,317,729 | | | $ | 6,544,031 | |
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| Schedule of Strategic Investments |
Strategic investments by type and measurement category as of July 31, 2026 were as follows: | | | | | | | | | | | | | | | | | | | | | | | | | Measurement Category | | Fair Value | | Measurement Alternative | | Equity Method | | Total | | | | | | | | | | (in thousands) | | Equity securities | $ | — | | | $ | 3,657,514 | | | $ | 124,374 | | | $ | 3,781,888 | | | Debt securities | 3,988 | | | — | | | — | | | 3,988 | | | Strategic investments | $ | 3,988 | | | $ | 3,657,514 | | | $ | 124,374 | | | $ | 3,785,876 | |
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 | |
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