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CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018
OPERATING ACTIVITIES |  |
Net income | $ 24,697 | $ 23,760
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 1,556 | 1,330
(Accretion) of discount/amortization of premium related to marketable securities, net | (5) | 200
Stock-based compensation expense | 1,626 | 1,572
Deferred income tax (benefit)/provision | (1,074) | 239
(Increase) decrease in assets: |  |
Accounts receivable | (11,292) | (4,353)
Inventories | 1,757 | (11,865)
Prepaid expenses and other current assets | 254 | 569
Income taxes receivable | 452 | 643
Other non-current assets | (918) | (1,227)
Increase (decrease) in liabilities: |  |
Accounts payable | 4,951 | 6,863
Income taxes payable | 446 |
Accrued expenses and other liabilities | 3,502 | (609)
Other long-term liabilities | 2,122 | 1,063
Net cash provided by operating activities | 28,074 | 18,185
INVESTING ACTIVITIES |  |
Capital expenditures | (2,013) | (1,912)
Purchases of marketable securities | (299) | (15,075)
Sales of marketable securities | 7,530 | 9,799
Maturities of marketable securities | 448 | 1,973
Net cash provided by (used for) investing activities | 5,666 | (5,215)
FINANCING ACTIVITIES |  |
Payment of dividends | (12,292) | (10,372)
Cash paid for common stock purchased and retired | (7,163) | (4,136)
Net cash used for financing activities | (19,455) | (14,508)
Net increase (decrease) in cash and cash equivalents | 14,285 | (1,538)
Cash and cash equivalents at beginning of year | 8,745 | 7,684
Cash and cash equivalents at end of year | 23,030 | 6,146
Supplemental information: |  |
Income tax payments, net | $ 5,710 | $ 4,597

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