Segment Information (Tables)

6 Months Ended

Jun. 30, 2026

Schedule of Segment Reporting Information

The measure of profit for the segment is net loss and consisted of the following for the three and six months ended June 30, 2026, and 2025:


	Three Months Ended June 30,				Six Months Ended June 30,
(in thousands)	2026		2025		2026		2025
Revenue from external customers	$	8,806	$	1,973	$	11,514	$	30,780
Compensation expense, excluding stock-based compensation, stock appreciation rights compensation expense and severance expense	4,820		9,903		9,900		21,473
Direct research and development program expenses (X4P-001, mavorixafor)	10,428		9,413		20,824		17,825
Other segment items (a)	9,715		8,398		17,188		16,941
Net loss (measure of segment profit)	$	(16,157)	$	(25,741)	$	(36,398)	$	(25,459)

(a) Other segment items primarily include cost of revenue, non-compensation departmental costs within sales, general and administrative departments, certain unallocated external costs within research and development, stock-based compensation expense, stock appreciation rights compensation expense, severance expense, other income (expense), and provision for income taxes.