Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current Assets
Cash and cash equivalents	$ 23,177	$ 41,786
Tax credit receivable	1,812
Prepaid expenses and other current assets	2,414	3,734
Total Current Assets	27,403	45,520
Non-Current Assets
Property and equipment, net	422	345
Restricted cash	102	99
Right of use asset	1,759	1,199
In-process research and development	19,755	19,150
Goodwill	5,700	5,525
Deposits and other assets	78	23
Total Assets	55,219	71,861
Current Liabilities:
Accounts payable	770	915
Accrued expenses	2,995	1,496
Accrued employee benefits	1,517	1,403
Contingent consideration, current portion		2,973
Deferred research and development tax credit-current portion	906
Loans payable-current	63	57
Operating lease liability-current portion	487	216
Total Current Liabilities	6,738	7,060
Non-current Liabilities
Non-current contingent consideration	6,274	7,211
Loan Payable - non-current	162	221
Deferred tax liabilities, net		1,618
Non-current deferred research and development tax credit	906
Non-current operating lease liability	1,442	1,187
Total Liabilities	15,522	17,297
Commitments and Contingencies
Stockholders' Equity:
Common stock, $0.001 par value; 350,000,000 shares authorized, 17,868,282 issued and 17,148,049 outstanding at December 31, 2023 and 15,844,061 issued and 15,123,828 outstanding at December 31, 2022	18	16
Additional paid-in capital	346,519	343,750
Treasury stock at cost, 720,233 shares at December 31, 2023 and at December 31, 2022	(288)	(288)
Accumulated other comprehensive income (loss)	32	(679)
Accumulated deficit	(309,318)	(290,969)
Total Stockholders' Equity	36,963	51,830
Total Liabilities and Stockholders' Equity	55,219	71,861
Series C convertible preferred stock
Temporary Equity
Convertible preferred stock	2,006	2,006
Series D convertible preferred stock
Temporary Equity
Convertible preferred stock	$ 728	$ 728