Revenues (Tables)

6 Months Ended

Jun. 30, 2024

Revenues [Abstract]

Revenues

During the three and six months ended June 30, 2024 and 2023, our revenues were comprised of the following (in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2024		2023		2024		2023
Revenue:
Commercial revenue:
SPINRAZA royalties	$	56,743	$	61,012	$	95,198	$	111,258
WAINUA royalties		3,781		—		4,907		—
Other commercial revenue:
TEGSEDI and WAYLIVRA revenue, net		8,192		10,655		16,820		17,133
Licensing and other royalty revenue		3,320		6,230		14,704		17,273
Total other commercial revenue		11,512		16,885		31,524		34,406
Total commercial revenue		72,036		77,897		131,629		145,664
Research and development revenue:
Collaborative agreement revenue		141,524		91,013		190,870		129,347
WAINUA joint development revenue		11,690		19,501		22,249		43,924
Total research and development revenue		153,214		110,514		213,119		173,271
Total revenue	$	225,250	$	188,411	$	344,748	$	318,935