RESTRICTED CASH

6 Months Ended

Jun. 30, 2021

RESTRICTED CASH

RESTRICTED CASH

3. RESTRICTED CASH

Restricted cash as of June 30, 2021 and December 31, 2020 was $150 thousand and $110 thousand, respectively. Restricted cash as of June 30, 2021 included a $50 thousand security deposit related to the Company’s credit card account and a $100 thousand standby letter of credit in favor of a landlord (see Note 5). Restricted cash as of December 31, 2020 included a $50 thousand security deposit related to the Company’s credit card account and a $60 thousand standby letter of credit in favor of a landlord.