Supplemental cash flow information is as follows (in thousands): | | | | | | | | | | | | | | Six months ended June 30, | | | 2025 | | 2024 | | Supplemental non-cash operating activities: | | | | PWRtek Transactions (Note 3) | | | | | 2024 Contract Shortfall Fee offset | $ | (17,552) | | | $ | — | | | Future Contract Shortfall Fee (accrued liabilities - related party) | (7,248) | | | — | | | Historic book value of inventory acquired | 600 | | | — | | | | | | | Supplemental non-cash investing and financing activities: | | | | PWRtek Transactions (Note 3) | | | | | Historic book value of Acquired Assets | 14,460 | | | — | | | PWRtek Note issued | (40,000) | | | — | | | Excess consideration over historical asset book value | 92,400 | | | — | | | April 2025 Warrant issued | (42,660) | | | — | | | | | | | Supplemental cash flow information: | | | | | Interest paid | $ | 1,072 | | | $ | 452 | | | Income taxes | 60 | | | — | |
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