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Balance Sheet Components

3 Months Ended

Mar. 31, 2024

5. Balance Sheet Components

Property and Equipment, Net

Property and equipment, net consisted of the following:


	March 31,		December 31,
(in thousands)	2024		2023
Machinery and equipment	$	13,124	$	13,124
Computer equipment and software		3,566		3,546
Furniture and fixtures		1,055		1,055
Leasehold improvements		5,751		5,751
Finance lease right of use assets		1,290		2,294
Total property and equipment		24,786		25,770
Accumulated depreciation and amortization		(20,598)		(20,651)
Property and equipment, net	$	4,188	$	5,119

Depreciation and amortization expense related to property and equipment, net was $0.6 million and $0.9 million for the three months ended March 31, 2024 and 2023, respectively.

As of March 31, 2024 and December 31, 2023, the net book value of software implementation costs related to hosting arrangements was $3.2 million and $3.2 million, respectively, and the amortization expense was immaterial for all periods presented.

Intangible Assets, Net

Intangible assets, net consisted of the following:


	March 31,		December 31,
(in thousands)	2024		2023
Finite-lived assets, net of accumulated amortization of $812 and $639, as of March 31, 2024 and December 31, 2023, respectively	$	28,245	$	41,871
Indefinite-lived assets - in-process research and development		28,859		28,859
Goodwill		—		943
Total Intangible assets, net	$	57,104	$	71,673

Amortization expense related to finite-lived intangible assets was immaterial in all periods presented. In connection with the Sale Transaction on March 1, 2024, a finite-lived asset, net of $2.1 million and goodwill of $0.9 million were derecognized.

The exclusive license of NZV930 to Novartis Institutes, acquired as part of the Surface Acquisition, was terminated by Novartis Institutes with an effective date of October 2, 2024. As a result, the Company recognized an impairment charge of $10.6 million for the carrying value of the Novartis Institutes out-license during the three months ended March 31, 2024, which was classified within selling, general and administrative expense in the condensed consolidated statements of operations.

Amortization expense for the remaining finite-lived assets for each of the five succeeding fiscal years is expected to be $2.8 million.

Accrued and Other Current Liabilities

Accrued and other current liabilities consisted of the following:


	March 31,		December 31,
(in thousands)	2024		2023
Accrued commercial and research and development manufacturing	$	37,283	$	23,470
Accrued co-development costs and milestone payments		25,000		26,812
Accrued royalties		35,342		42,031
Accrued other		16,271		7,628
Lease liabilities, current		1,811		2,145
Contingent consideration, current		—		3,300
Total Accrued and other current liabilities	$	115,707	$	105,386

Other Liabilities, Non-current

Other liabilities, non-current consisted of the following:


	March 31,		December 31,
(in thousands)	2024		2023
Contingent consideration, non-current	$	632	$	1,172
Deferred tax liability		1,102		1,102
Other		1,000		10,287
Total Other liabilities, non-current	$	2,734	$	12,561