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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 28, 2024 | Sep. 30, 2023
Cash flows from operating activities: |  |
Net income | $ 152,853 | $ 90,850
Adjustments to reconcile net income to net cash and cash equivalents provided by operating activities: |  |
Amortization of intangibles | 39,338 | 41,473
Depreciation | 10,818 | 9,018
Share-based compensation | 21,826 | 19,913
Provision for inventory valuation | 5,925 | 6,111
Deferred income taxes | (15,951) | (21,193)
Other, net | (97) | 3,005
Changes in operating assets and liabilities, net of effects of business acquired | (25,035) | (38,790)
Net cash and cash equivalents provided by operating activities | 189,677 | 110,387
Cash flows from investing activities: |  |
Purchases of marketable securities | (538,132) | (360,273)
Proceeds from maturities and sales of marketable securities | 342,958 | 314,124
Purchases of property, plant and equipment | (27,277) | (20,110)
Net cash and cash equivalents used in investing activities | (222,451) | (66,259)
Cash flows from financing activities: |  |
Purchases and retirement of common stock | 0 | (3,197)
Tax payments related to shares withheld for share-based compensation plans | (18,441) | (10,367)
Payment for Contingent Consideration Liability, Financing Activities | 737 | 803
Issuance of shares through share-based compensation plans | 9,178 | 5,285
Net cash and cash equivalents used in financing activities | (10,000) | (9,082)
Effect of exchange rate changes on cash and cash equivalents | (1,996) | (4,333)
Net increase (decrease) in cash and cash equivalents | (44,770) | 30,713
Cash and cash equivalents at beginning of period | 233,508 | 175,872
Cash and cash equivalents at end of period | 188,738 | 206,585
Supplemental disclosure of cash flow information: |  |
Income taxes paid (net of refunds) | $ 30,232 | $ 28,935

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