| Intangible Assets, Net |
8.INTANGIBLE ASSETS, NET The following table provides the gross and net carrying amounts for each major class of intangible assets: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | As of September 30, 2026 | | As of December 31, 2025 | | | Gross carrying | | Accumulated | | Net book | | Gross carrying | | Accumulated | | Net book | | | amount | | amortization | | value | | amount | | amortization | | value | | | | | | | | | | | | | | | | | | | | | | (in thousands) | Current contract intangibles | | $ | 5,691,300 | | $ | (3,504,101) | | $ | 2,187,199 | | $ | 5,695,073 | | $ | (3,438,168) | | $ | 2,256,905 | Network location intangibles | | | 1,995,027 | | | (1,387,512) | | | 607,515 | | | 1,992,271 | | | (1,367,059) | | | 625,212 | Intangible assets, net | | $ | 7,686,327 | | $ | (4,891,613) | | $ | 2,794,714 | | $ | 7,687,344 | | $ | (4,805,227) | | $ | 2,882,117 |
All intangible assets noted above are included in the Company’s site leasing segment. Amortization expense relating to the intangible assets above was $33.6 million and $29.6 million for the three months ended September 30, 2026 and 2025, respectively, and $101.7 million and $83.5 million for the nine months ended September 30, 2026 and 2025, respectively.
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