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UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2025 | Jun. 30, 2024
Operating activities |  |
Net cash used for operating activities | $ (2,753) | $ (5,698)
Investing activities |  |
Expenditures for property, plant and equipment and acquisition of mineral interests | (11,950) | (22,401)
Proceeds from the sale of property, plant and equipment | 120 | 91
Other | 795 | (965)
Net cash used for investing activities | (11,035) | (23,275)
Financing activities |  |
Additions to long-term debt | 1,943 | 2,237
Reductions of long-term debt | (2,321) | (2,647)
Net (reductions) additions to revolving credit agreements | (5,000) | 17,500
Cash dividends paid | (3,570) | (3,306)
Purchase of treasury shares | (695) | (7,559)
Net cash (used for) provided by financing activities | (9,643) | 6,225
Cash and cash equivalents |  |
Total decrease for the period | (23,431) | (22,748)
Balance at the beginning of the period | 72,833 | 85,109
Balance at the end of the period | $ 49,402 | $ 62,361

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