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v3.22.2.2

Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Oct. 31, 2022 | Oct. 31, 2021
Cash flows from operating activities: |  |
Net loss | $ (54,281) | $ (17,218)
Adjustments to reconcile net loss to net cash provided by operating activities: |  |
Depreciation and amortization | 14,426 | 9,139
Amortization (accretion) of premium (discount) on marketable debt securities, net | (281) | 1,034
Stock-based compensation | 82,051 | 60,267
Deferred income taxes | 755 | (553)
Other non-cash items, net | 28 | (517)
Changes in operating assets and liabilities: |  |
Accounts receivable | (4,249) | (19,802)
Inventories | (176) | (20,958)
Prepaid expenses and other current assets | 80 | (275)
Other non-current assets | 841 | 878
Accounts payable | (2,044) | 5,947
Accrued and other current liabilities | 2,813 | 2,359
Income taxes payable | 2,537 | 396
Deferred revenue | (378) | (57)
Operating lease liabilities | (3,254) | (2,681)
Other long-term liabilities | 135 | 265
Net cash provided by operating activities | 39,003 | 18,224
Cash flows from investing activities: |  |
Purchase of investments | (87,641) | (118,726)
Sales of investments | 756 | 208,132
Maturities of investments |  | 107,760
Purchase of tangible and intangible assets | (13,023) | (6,235)
Escrow claim associated with business acquisition | 749 |
Net cash provided by (used in) investing activities | (99,159) | 190,931
Cash flows from financing activities: |  |
Proceeds from exercise of stock options and employee stock purchase plan | 6,834 | 11,127
Long-term financing payment for intangible assets | (4,887) | (3,796)
Net cash provided by financing activities | 1,947 | 7,331
Net increase (decrease) in cash, cash equivalents and restricted cash | (58,209) | 216,486
Cash, cash equivalents and restricted cash at beginning of period | 171,053 | 241,284
Cash, cash equivalents and restricted cash at end of period | 112,844 | 457,770
Supplemental disclosure of cash flow information: |  |
Cash paid for income taxes | 1,340 | 1,294
Supplemental disclosure of noncash investing and financing activities: |  |
Unpaid liabilities related to tangible and intangible assets purchases | $ 1,239 | $ 1,346

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