Intangible assets, net consist of the following (in thousands, except as indicated):


	Remaining Avg. Useful lives	Gross		Accumulated			Intangible
September 30, 2026:	(in years)	Amount		Amortization			Assets, net
Developed product technology	4	$	108,380	$	(63,814	)	$	44,566
Internally developed software	6		20,126		(6,280	)		13,846
Trademarks and trade names	5		5,741		(3,088	)		2,653
Customer relationships	2		14,745		(12,719	)		2,026
Distribution network	–		2,413		(2,413	)		—
Total amortized intangible assets			151,405		(88,314	)		63,091

Software in development	n/a		9,446		—			9,446
In-process research and development	n/a		23,918		—			23,918
Total intangible assets		$	184,769	$	(88,314	)	$	96,455

	Remaining Avg. Useful lives	Gross		Accumulated			Intangible
December 31, 2025:	(in years)	Amount		Amortization			Assets, net
Developed product technology	4	$	109,336	$	(54,264	)	$	55,071
Internally developed software	6		16,402		(4,429	)		11,973
Trademarks and trade names	5		5,938		(2,757	)		3,181
Customer relationships	2		15,057		(11,973	)		3,084
Distribution network	–		2,413		(2,413	)		—
Total amortized intangible assets			149,146		(75,836	)		73,309

Software in development	n/a		7,675		—			7,675
In-process research and development	n/a		12,470		—			12,470
Total intangible assets		$	169,291	$	(75,836	)	$	93,454

Total amortization expense attributed to intangible assets was $4.7 million and $13.8 million for the three and nine months ended September 30, 2026, respectively. Total amortization expense attributed to intangible assets was $4.3 million and $12.7 million for the three and nine months ended September 30, 2025, respectively. Software in development is amortized when the projects are completed and the assets are ready for their intended use. In-process research and development assets begin amortizing when the relevant products reach full commercial launch.

In July 2026, the Company completed an asset acquisition of in-process research and development assets with alternative future use for fixed consideration of approximately $8.8 million, with additional contingent consideration of up to $14.5 million payable upon the achievement of certain future milestones.