v3.26.3
Intangible Assets and Goodwill (Tables)
 9 Months Ended
Sep. 30, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Intangible assets
Intangible assets, net of accumulated amortization, impairment charges and adjustments are summarized as follows:
As of September 30, 2026As of December 31, 2025
(In millions)Estimated LifeCostAccumulated
Amortization		NetCostAccumulated
Amortization		Net
Completed technology
1-30 years
$18,713.7 $(7,165.1)$11,548.6 $14,067.3 $(6,687.8)$7,379.5 
In-process research and developmentIndefinite until commercialization1,667.3 — 1,667.3 1,635.0 — 1,635.0 
Priority review voucherIndefinite100.0 — 100.0 100.0 — 100.0 
Trademarks and trade namesIndefinite64.0 — 64.0 64.0 — 64.0 
Total intangible assets$20,545.0 $(7,165.1)$13,379.9 $15,866.3 $(6,687.8)$9,178.5 
Estimated future amortization for acquired intangible assets
The estimated future amortization of finite-lived intangible assets for the next five years is expected to be as follows:
(In millions)As of September 30, 2026
2026 (remaining three months)$155.0 
2027660.0 
2028720.0 
2029830.0 
2030940.0 
20311,045.0 
Summary of roll forward of the changes in goodwill
The following table provides a rollforward of the changes in our goodwill balance:
(In millions)As of September 30, 2026
Goodwill, December 31, 2025$6,491.1 
Goodwill resulting from Apellis acquisition503.5 
Other(1)
(2.0)
Goodwill, September 30, 2026$6,992.6 
(1) Other includes adjustments related to foreign currency exchange rate fluctuations.
For additional information on our acquisition of Apellis, please read Note 2, Acquisitions, to these condensed consolidated financial statements.