​

​

June 30, 

​

June 30,

​

​

2024

​

2023

Cash and equivalents

​

$

14,210

​

$

4,301

Collateral held for letter of credit - term note payable

​

​

—

​

​

3,025

Collateral held for letter of credit - San Diego lease

​

​

198

​

​

198

Collateral held for Company purchasing card

​

​

17

​

​

55

Total cash, cash equivalents and restricted cash

​

$

14,425

​

$

7,579