CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($)		Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents		$ 59,750,000	$ 117,096,000
Accounts receivable		324,000	511,000
Receivable research incentives		24,666,000	18,760,000
Prepaid expenses and other current assets		8,416,000	10,749,000
Total current assets		93,156,000	147,116,000
Non-current assets:
Restricted cash		207,000	425,000
Property, plant and equipment, net		6,860,000	7,742,000
Operating lease right of use assets		2,862,000	5,473,000
Prepaid expenses and other non-current assets		6,645,000	581,000
Total non-current assets		16,574,000	14,221,000
Total assets		109,730,000	161,337,000
Current liabilities
Accounts payable		8,955,000	12,498,000
Deferred revenues		5,334,000	14,631,000
Operating lease liabilities, current		1,206,000	1,638,000
Accrued expenses and other current liabilities		13,073,000	12,101,000
Loans payable, current			1,120,000
Total current liabilities		28,568,000	41,988,000
Non-current liabilities
Operating lease liabilities, non-current		1,619,000	3,801,000
Deferred revenues, non-current		1,679,000	19,674,000
Other non-current liabilities		6,062,000	6,017,000
Total non-current liabilities		9,360,000	29,492,000
Total liabilities		37,928,000	71,480,000
Stockholders' equity:
Preferred Stock		0	0
Additional paid-in capital		468,199,000	467,050,000
Accumulated other comprehensive loss		(8,584,000)	(7,933,000)
Accumulated deficit		(387,814,000)	(369,261,000)
Total stockholders' equity	[1]	71,802,000	89,857,000
Total liabilities and stockholders' equity		109,730,000	161,337,000
Common stock
Stockholders' equity:
Common stock		1,000	1,000
Class A common stock
Stockholders' equity:
Common stock		$ 0	$ 0

[1] ⁽¹⁾ Share and per share amounts have been restated to reflect the one-for-ten reverse stock split effected in July 2024 on a retroactive basis for all periods presented.