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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Operating Activities |  |
Net income (loss) | $ 33,741 | $ (39,587)
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation, depletion and amortization | 24,652 | 29,387
Amortization of deferred financing fees | 619 | 505
Deferred income taxes | 1,517 | (21,114)
Stock-based compensation | 5,832 | 5,157
(Gain) loss on sale of assets | (5,146) | 221
Inventory impairment charges | 9,643 | 7,514
Long-lived asset impairment charge | 0 | 65,887
Other | (3,971) | 968
Working capital changes: |  |
Accounts receivable | (11,725) | 2,519
Inventories | (27,250) | (12,971)
Other current assets | (8,677) | (1,904)
Accounts payable | 1,955 | 3,148
Income taxes receivable/payable | (148) | 14,996
Other current liabilities | 1,247 | (236)
Net cash provided by operating activities | 22,289 | 54,490
Investing Activities |  |
Expenditures for property, plant and equipment | (54,706) | (45,408)
Acquisition of mineral interests | (713) | (36,714)
Proceeds from the sale of assets | 822 | 561
Equity method investment | (16,556) | (3,464)
Proceeds from the sale of private company equity units | 0 | 3,574
Other | (139) | (146)
Net cash used for investing activities | (71,292) | (81,597)
Financing Activities |  |
Net additions to revolving credit agreement | 60,000 | 10,000
Additions to long-term debt | 624 | 5,232
Reductions to long-term debt | (4,914) | (4,209)
Debt issuance costs | (2,415) | 0
Cash dividends paid | (6,624) | (6,452)
Purchase of treasury shares | (9,944) | (3,103)
Net cash provided by financing activities | 36,727 | 1,468
Cash and Cash Equivalents |  |
Total decrease for the year | (12,276) | (25,639)
Balance at the beginning of the year | 85,109 | 110,748
Balance at the end of the year | $ 72,833 | $ 85,109

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