Note 7 - Accrued Expenses

12 Months Ended

Dec. 31, 2022

Notes to Financial Statements

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

7. Accrued Expenses

Accrued expenses consist of the following:

	December 31,
	2022		2021
	(000's)
Project expenses	$	10,038	$	704
Compensation and benefits		1,556		1,601
Accrued milestone		—		6,000
Other		96		470
Total accrued expenses	$	11,690	$	8,775

Project expenses is primarily made up of $8.8 million of accrued manufacturing expenses and $1.3 million of accrued clinical expenses. Manufacturing expenses are primarily for the manufacture and purchase of drug product for CTX-009 including $6.4 million of minimum contractual obligations.