CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current Assets:
Cash and cash equivalents	$ 29,609	$ 30,620
Restricted cash	46	54
Investment in marketable securities	48,492	62,633
Prepaid and other current assets	5,629	2,656
Total Current Assets	83,776	95,963
Non-current Assets:
Operating lease right-of-use assets	151	207
Non-current prepaid expenses and other assets	2,721	1,515
Total Non-current Assets	2,872	1,722
Total Assets	86,648	97,685
Current Liabilities:
Trade payables	4,516	1,659
Accrued expenses	5,069	4,119
Employee related obligations	736	1,645
Operating lease liabilities	120	115
Other current liabilities	1,313	0
Total Current Liabilities	11,754	7,538
Long-term Liabilities:
Non-current operating lease liabilities	25	99
Other liabilities	0	1,313
Total Long-term Liabilities	25	1,412
Total Liabilities	11,779	8,950
Commitments and Contingencies
Stockholders' Equity:
Preferred stock: $0.0001 par value; 20,000,000 shares authorized at June 30, 2024 and December 31, 2023; no shares issued and outstanding at June 30, 2024 and December 31, 2023	0	0
Common stock: $0.0001 par value; 150,000,000 shares authorized at June 30, 2024 and December 31, 2023; 14,536,124 and 14,098,888 shares issued and outstanding at June 30, 2024 and December 31, 2023, respectively	1	1
Additional paid-in capital	781,917	780,044
Accumulated other comprehensive (loss) income	(58)	26
Accumulated deficit	(706,991)	(691,336)
Total Stockholders' Equity	74,869	88,735
Total Liabilities and Stockholders’ Equity	$ 86,648	$ 97,685

Carrying value as of the balance sheet date of obligations incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).