Revenues (Tables)

3 Months Ended

Mar. 31, 2024

Revenues [Abstract]

Revenues

During the three months ended March 31, 2024 and 2023, our revenues were comprised of the following (in thousands):

	Three Months Ended March 31,
	2024		2023
Revenue:
Commercial revenue:
SPINRAZA royalties	$	38,455	$	50,247
WAINUA royalties		1,125		—
Other commercial revenue:
TEGSEDI and WAYLIVRA revenue, net		8,628		6,478
Licensing and other royalty revenue		11,385		11,043
Total other commercial revenue		20,013		17,521
Total commercial revenue		59,593		67,768
Research and development revenue:
Collaborative agreement revenue		49,345		38,334
WAINUA joint development revenue		10,559		24,422
Total research and development revenue		59,904		62,756
Total revenue	$	119,497	$	130,524