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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Cash flows from operating activities: |  |  |
Net cash provided by operating activities |  | $ (27,081) | $ 61,265
Cash flows from investing activities: |  |  |
Proceeds from sale of property and equipment |  | 1 | 16
Purchases of property and equipment |  | (2,185) | (1,211)
Purchases of equity securities |  | (29,333) | (8,175)
Purchases of available-for-sale debt securities |  | (57,163) | (178,828)
Proceeds from sales of equity securities |  | 14,932 | 1,576
Proceeds from sales of available-for-sale debt securities |  | 12,540 | 27,455
Proceeds from sales of investment real estate |  | 0 | 2,591
Maturities of available-for-sale debt securities |  | 12,766 | 25,178
Net cash provided by (used in) investing activities |  | (48,442) | (131,398)
Cash flows from financing activities: |  |  |
Debt issuance costs paid |  | (100) | 0
Preferred stock dividend |  | (3) | (3)
Common stock dividend |  | (5,029) | (5,083)
Purchase of treasury stock |  | (3,879) | (245)
Payments related to tax withholding for share-based compensation |  | (209) | (495)
Repayment of debt |  | (367) | (368)
Net cash provided by (used in) financing activities |  | (9,587) | (6,194)
Cash and cash equivalents and restricted cash and cash equivalents: |  |  |
Net increase (decrease) during the period |  | (85,110) | (76,327)
Balance, beginning of period |  | 253,143 | 179,871
Balance, end of period |  | 168,033 | 103,544
Cash and cash equivalents, and restricted cash and cash equivalents within the Consolidated Balance Sheets |  |  |
Cash and cash equivalents |  | 165,398 |
Restricted cash and cash equivalents | [1] | 2,635 |
Total cash and cash equivalents and restricted cash and cash equivalents |  | $ 168,033 | $ 103,544
[1] | See “—Note 5 (Insurance Operations)” for a discussion of the nature of the restrictions for restricted cash and cash equivalents.

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