Consolidated Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
ASSETS
Cash and cash equivalents	$ 43,498	$ 45,719
Short-term restricted cash	0	655
Investments	64,309	97,504
Receivables	5,820	9,195
Inventories	4,304	2,442
Prepaid and other current assets	4,518	3,306
Total current assets	122,449	158,821
Operating lease right-of-use assets	14,132	14,772
Property, plant and equipment, net	6,426	7,071
Goodwill and intangible assets, net	113	1,160
Long-term restricted cash	1,500	1,500
Collaboration Warrants, non-current	4,292	5,282
Other long-term assets	5,006	3,013
Total assets	153,918	191,619
LIABILITIES AND SHAREHOLDERS’ EQUITY
Trade payables	845	6,921
Contract liabilities	12,247	10,348
Contract loss provisions	27,500	28,418
Accrued expenses and other current liabilities	9,784	5,602
Total current liabilities	50,376	51,289
Operating lease liabilities, non-current	13,158	13,921
Warrant liabilities	391	642
Other long-term liabilities	1,673	443
Total liabilities	65,598	66,295
Commitments and contingencies (Note 15)
Shareholders’ equity
Preferred stock, $0.0001 par value; 10,000,000 shares authorized and no shares outstanding as of June 30, 2023 and December 31, 2022	0	0
Common stock, $0.0001 par value; 500,000,000 shares authorized and 204,585,176 shares issued and outstanding (excluding restricted shares of 40,893) as of June 30, 2023; 192,924,429 shares issued and outstanding (excluding restricted shares of 59,770) as of December 31, 2022	20	19
Additional paid-in capital	429,563	434,478
Accumulated other comprehensive loss	(456)	(593)
Accumulated deficit	(340,807)	(308,580)
Total shareholders’ equity	88,320	125,324
Total liabilities and shareholders’ equity	$ 153,918	$ 191,619