Condensed Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Current assets:
Cash, cash equivalents and restricted cash	$ 9,184	$ 5,333
Marketable securities	9,486	9,262
Prepaid expenses and other current assets	474	535
Total current assets	19,144	15,130
Property and equipment, net	4,603	2,170
Right of use assets	2,312	1,583
Other assets	146	144
Total Assets	26,205	19,027
Current liabilities:
Accounts payable and accrued expenses	6,918	4,358
Accrued payroll and payroll taxes	754	1,440
Lease liabilities, current portion	326	427
Total current liabilities	7,998	6,225
Lease liabilities, long-term portion	2,094	1,258
Total liabilities	10,092	7,483
Commitments and contingencies (Note 8)
Stockholders’ equity:
Common stock, par value $0.001, 200,000,000 shares authorized; 45,103,461 and 38,139,144 shares issued and outstanding, respectively	45	38
Treasury stock, 433,333 shares, at cost	(433)	(433)
Additional paid-in capital	318,440	295,468
Accumulated other comprehensive (loss) income	(2)	9
Accumulated deficit	(301,937)	(283,538)
Total stockholders’ equity	16,113	11,544
Total Liabilities and Stockholders’ Equity	$ 26,205	$ 19,027

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred and payable for statutory payroll taxes incurred through that date and withheld from employees pertaining to services received from them, including entity's matching share of the employees FICA taxes and contributions to the state and federal unemployment insurance programs. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).