The Company leased office space for its prior corporate headquarters located in South San Francisco, CA. The lease term expired on April 30, 2023, and since then the Company had a month-to-month lease for its prior corporate headquarters. The month-to-month lease ended on September 30, 2023.

In March 2022, the Company entered into a sublease agreement for its leased facility that commenced in April 2022. Under the terms of the sublease agreement, the Company received $0.2 million in base lease payments over the term of the sublease, which ended in April 2023. No sublease income was recognized for the three months ended September 30, 2023. For the nine months ended September 30, 2023, the Company recognized sublease income of $0.1 million. For the three and nine months ended September 30, 2022, the Company recognized sublease income of $38,000 and $0.1 million, respectively.

No significant operating lease expense was recorded for the three months ended September 30, 2023. For the nine months ended September 30, 2023, the Company’s operating lease expense was $0.1 million. For the three and nine months ended September 30, 2022, the Company’s operating lease expense was $0.4 million and $1.5 million, respectively.

Since the operating lease expired on April 30, 2023, the present value assumptions for the current period were not applicable. The present value assumptions used in calculating the present value of the lease payments were as follows:


	September 30, 2023	December 31, 2022
Weighted-average remaining lease term	n/a	0.3 years
Weighted-average discount rate	n/a		4.3	%

Supplemental cash flow information related to operating leases was as follows (in thousands):


	Nine Months Ended September 30,
	2023		2022
Cash paid for amounts included in the measurement of lease liabilities	$	39	$	1,422