| Schedule of Accumulated Amortization and Net Values of Intangible Assets and Goodwill |
The following table sets forth the gross carrying value, accumulated amortization and net values of intangible assets and goodwill as of June 30, 2026 and December 31, 2025: | | | | | | | | | | | | | | | | June 30, 2026 | | (in thousands) | Amortization
life in years | Gross carrying amount | Accumulated amortization and other | Net carrying amount | | | | | | | Finite-lived assets: | | | | | | AEC Trademarks and trade names | 6-15 | $ | 208 | | $ | (208) | | $ | — | | | AEC Technology | 10-15 | 6,356 | | (4,311) | | 2,045 | | | AEC Intellectual property | 15 | 1,250 | | (548) | | 702 | | | AEC Customer relationships | 8-15 | 69,465 | | (64,753) | | 4,712 | | | Heimbach Developed technology | 9 | 8,751 | | (2,815) | | 5,936 | | | Total Finite-lived intangible assets | | $ | 86,030 | | $ | (72,635) | | $ | 13,395 | | | | | | | | Indefinite-lived intangible assets: | | | | | | Heimbach Trade name | | $ | 6,272 | | $ | — | | $ | 6,272 | | | MC Goodwill | | 68,482 | | — | | 68,482 | | | AEC Goodwill | | 113,899 | | (21,829) | | 92,070 | | | Total Indefinite-lived intangible assets: | | $ | 188,653 | | $ | (21,829) | | $ | 166,824 | |
| | | | | | | | | | | | | | | | December 31, 2025 | | (in thousands) | Amortization
life in years | Gross carrying amount | Accumulated amortization and other | Net carrying amount | | | | | | | Finite-lived assets: | | | | | | AEC Trademarks and trade names | 6-15 | $ | 208 | | $ | (208) | | $ | — | | | AEC Technology | 10-15 | 6,530 | | (4,114) | | 2,416 | | | AEC Intellectual property | 15 | 1,250 | | (505) | | 745 | | | AEC Customer relationships | 8-15 | 69,560 | | (64,331) | | 5,229 | | | Heimbach Developed technology | 9 | 9,291 | | (2,709) | | 6,582 | | | Total Finite-lived assets | | $ | 86,839 | | $ | (71,867) | | $ | 14,972 | | | | | | | | Indefinite-lived intangible assets: | | | | | | Heimbach Trade name | | $ | 6,456 | | $ | — | | $ | 6,456 | | | MC Goodwill | | 69,911 | | — | | 69,911 | | | AEC Goodwill | | 114,428 | | (21,832) | | 92,596 | | | Total Indefinite-lived intangible assets: | | $ | 190,795 | | $ | (21,832) | | $ | 168,963 | |
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| Schedule of Intangible Assets, Net and Goodwill |
The changes in intangible assets, net and goodwill from December 31, 2025 to June 30, 2026, were as follows: | | | | | | | | | | | | | | | | | (in thousands) | December 31, 2025 | | Amortization | Currency
Translation | June 30, 2026 | | Finite-lived intangible assets: | | | | | | | AEC Trademarks and trade names | $ | — | | | $ | — | | $ | — | | $ | — | | | AEC Technology | 2,416 | | | (299) | | (72) | | 2,045 | | | AEC Intellectual property | 745 | | | (43) | | — | | 702 | | | AEC Customer relationships | 5,229 | | | (472) | | (45) | | 4,712 | | | Heimbach Developed technology | 6,582 | | | (480) | | (166) | | 5,936 | | | Total Finite-lived intangible assets | $ | 14,972 | | | $ | (1,294) | | $ | (283) | | $ | 13,395 | | | | | | | | | Indefinite-lived intangible assets: | | | | | | | Heimbach Trade name | $ | 6,456 | | | $ | — | | $ | (184) | | $ | 6,272 | | | MC Goodwill | 69,911 | | | — | | (1,429) | | 68,482 | | | AEC Goodwill | 92,596 | | | — | | (526) | | 92,070 | | | Total Indefinite-lived assets: | $ | 168,963 | | | $ | — | | $ | (2,139) | | $ | 166,824 | |
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