| Schedule of segment breakdown of measures of profit |
| | | | | | | | | January 31, | | January 31, | | January 31, | Year Ended | | 2026 | | 2025 | | 2024 | Revenues | | 728,992 | | 651,000 | | 572,931 | Less: | | | | | | | Headcount-related costs, including stock compensation expense | | 277,666 | | 249,887 | | 226,897 | Cost of revenues and network charges (exclusive of other items presented separately) | | 70,652 | | 67,212 | | 53,797 | Third-party software and maintenance | | 26,191 | | 23,066 | | 19,908 | Other segment items | | 57,374 | | 54,723 | | 63,505 | Depreciation | | 5,948 | | 5,589 | | 5,474 | Amortization of intangible assets | | 81,183 | | 69,399 | | 60,501 | | | 519,014 | | 469,876 | | 430,082 | Income from operations | | 209,978 | | 181,124 | | 142,849 | Interest expense | | (967) | | (1,004) | | (1,363) | Investment and other income | | 8,079 | | 11,513 | | 9,666 | Income before taxes | | 217,090 | | 191,633 | | 151,152 | Income tax expense | | 53,323 | | 48,360 | | 35,245 | Net income, as reported on consolidated statements of operations | | 163,767 | | 143,273 | | 115,907 | | | | | | | | Adjustments to reconcile to Adjusted EBITDA: | | | | | | | Interest expense | | 967 | | 1,004 | | 1,363 | Investment and other income | | (8,079) | | (11,513) | | (9,666) | Income tax expense | | 53,323 | | 48,360 | | 35,245 | Depreciation expense | | 5,948 | | 5,589 | | 5,474 | Amortization of intangible assets | | 81,183 | | 69,399 | | 60,501 | Stock-based compensation and related taxes | | 22,007 | | 21,098 | | 17,005 | Other charges (Note 20) | | 10,429 | | 7,466 | | 21,649 | Adjusted EBITDA | | 329,545 | | 284,676 | | 247,478 |
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| Schedule of disaggregated revenue information by geographic location of customer and revenue |
| | | | | | | | | January 31, | | January 31, | | January 31, | Year Ended | | 2026 | | 2025 | | 2024 | Revenues | | | | | | | United States | | 496,438 | | 439,103 | | 382,176 | Europe, Middle-East and Africa | | 169,594 | | 153,004 | | 137,164 | Canada | | 42,445 | | 39,254 | | 35,422 | Asia Pacific | | 20,515 | | 19,639 | | 18,169 | | | 728,992 | | 651,000 | | 572,931 |
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| Schedule of disaggregated revenue information by product and services |
| | | | | | | | | January 31, | | January 31, | | January 31, | Year Ended | | 2026 | | 2025 | | 2024 | Revenues | | | | | | | Services | | 677,180 | | 590,243 | | 520,930 | Professional services and other | | 49,293 | | 55,042 | | 46,675 | License | | 2,519 | | 5,715 | | 5,326 | | | 728,992 | | 651,000 | | 572,931 |
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