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v3.10.0.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Cash flows from operating activities: |  |  |
Net income | $ 15,380 | $ 15,140 | $ 17,651
Adjustments to reconcile net income to net cash provided by operating activities: |  |  |
Depreciation | 7,955 | 6,648 | 7,812
Amortization of intangible assets | 1,162 | 781 | 831
Net (gains) losses from investments | (426) | 479 | 805
Deferred income taxes | 2,931 | 6,425 | 2,602
Stock-based compensation | 8,300 | 8,490 | 7,976
Amortization of premium (discount) on investments | (68) | 207 | 345
Foreign currency (gains) losses | 603 | 632 | (81)
Changes in assets and liabilities, net of businesses acquired |  |  |
Accounts receivable | 2,588 | (10,327) | 7,963
Deferred commissions | (1,077) | (1,679) | 1,477
Prepaid expenses and other current assets | 285 | (4,146) | 861
Accounts payable | 172 | (1,600) | 1,317
Accrued expenses and other liabilities | 1,217 | 7,857 | 58
Deferred revenue | (604) | 8,586 | (5,140)
Net cash provided by operating activities | 38,418 | 37,493 | 44,477
Cash flows from investing activities: |  |  |
Acquisitions, net of cash acquired | (9,250) |  |
Purchases of property and equipment | (5,049) | (7,861) | (4,140)
Purchases of marketable investments | (41,810) | (31,910) | (36,763)
Proceeds from maturities of marketable investments | 63,627 | 31,913 | 18,271
Proceeds from sales of marketable investments | 32,568 | 6,545 | 4,815
Other investing activity |  | 343 | (48)
Net cash provided by (used in) investing activities | 40,086 | (970) | (17,865)
Cash flows from financing activities: |  |  |
Dividends paid on common stock | (14,502) | (13,631) | (12,987)
Repurchases of common stock | (9,946) | (39,967) | (1,791)
Proceeds from issuance of common stock under employee equity incentive plans | 13,020 | 18,506 | 16,734
Taxes paid related to net share settlements of stock-based compensation awards | (2,526) | (2,527) | (2,069)
Net cash used in financing activities | (13,954) | (37,619) | (113)
Effect of exchange rate changes on cash and cash equivalents | (4,044) | 3,928 | (2,872)
Net increase in cash and cash equivalents | 60,506 | 2,832 | 23,627
Cash and cash equivalents, beginning of year | 79,790 | 76,958 | 53,331
Cash and cash equivalents, end of year | 140,296 | 79,790 | 76,958
Supplemental disclosure of cash flow information: |  |  |
Cash paid for income taxes | $ 4,174 | $ 10,443 | $ 8,507

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