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v3.25.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 30, 2025 | Mar. 31, 2024
Cash flows from operating activities: |  |
Net income | $ 23,603 | $ 12,022
Adjustments to reconcile net income to net cash provided by (used in) operating activities: |  |
Stock-based compensation expense | 9,939 | 13,302
Depreciation of property, plant, and equipment | 5,306 | 5,279
Amortization of intangible assets | 2,628 | 2,813
Excess and obsolete inventory charges | 197 | 471
Fair value adjustment on acquired inventories (Note 7) | 0 | 1,224
Amortization of discounts or premiums on investments | (161) | 306
Realized (gain) loss on sale of investments | (27) | (2)
Change in deferred income taxes | (4,689) | (3,333)
Accounts receivable | (17,183) | (25,669)
Unbilled revenue | 307 | (347)
Inventories | 5,474 | (10,938)
Prepaid expenses and other current assets | 2,526 | (3,395)
Accounts payable | 4,996 | 7,398
Accrued expenses | (6,055) | (470)
Accrued income taxes | (3,153) | 5,258
Deferred revenue and customer deposits | 14,761 | 8,737
Other | 2,033 | 987
Net cash provided by (used in) operating activities | 40,502 | 13,643
Cash flows from investing activities: |  |
Purchases of investments | (113,297) | (233,726)
Maturities and sales of investments | 148,885 | 189,758
Purchases of property, plant, and equipment | (2,501) | (4,061)
Net payments related to business acquisitions (Note 7) | 0 | (994)
Net cash provided by (used in) investing activities | 33,087 | (49,023)
Cash flows from financing activities: |  |
Net payments from issuance of common stock under stock plans | (2,587) | (2,861)
Repurchase of common stock | (102,233) | (9,339)
Payment of dividends | (13,550) | (12,888)
Net cash provided by (used in) financing activities | (118,370) | (25,088)
Effect of foreign exchange rate changes on cash and cash equivalents | 2,431 | (3,328)
Net change in cash and cash equivalents | (42,350) | (63,796)
Cash and cash equivalents at beginning of period | 186,094 | 202,655
Cash and cash equivalents at end of period | $ 143,744 | $ 138,859

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