Revenue

9 Months Ended

Sep. 30, 2023

Revenue from Contract with Customer [Abstract]

Revenue

Revenue

Product Revenue

The Company’s product revenue is primarily derived from the sales of ZEJULA, Optune, QINLOCK, NUZYRA, and VYVGART in mainland China and Hong Kong. The table below presents the Company’s product revenue ($ in thousands):

	Three Months Ended September 30,		Nine Months Ended September 30,
	2023	2022	2023	2022
Product revenue - gross	74,018	60,446	220,240	168,095
Less: Rebates and sales returns	(4,790)	(3,483)	(19,351)	(17,462)
Product revenue - net	69,228	56,963	200,889	150,633

Sales rebates are offered to distributors in mainland China, and the amounts are recorded as a reduction of revenue. Estimated rebates are determined based on contracted rates, sales volumes, and level of distributor inventories.

The following table presents the Company’s net revenue by product ($ in thousands):

	Three Months Ended September 30,		Nine Months Ended September 30,
	2023	2022	2023	2022
ZEJULA	41,593	39,214	127,230	102,863
Optune	11,562	10,662	38,596	35,051
QINLOCK	5,702	5,541	14,535	9,123
NUZYRA	5,483	1,546	15,588	3,596
VYVGART	4,888	—	4,940	—
Product revenue - net	69,228	56,963	200,889	150,633