v3.26.3
Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Dec. 31, 2024
Current assets:      
Cash and cash equivalents $ 1,544 $ 7,118 $ 49,046
Accounts receivable 2,000  
Prepaid expenses and other current assets 714 895 2,186
Total current assets 4,258 8,013 51,232
Property and equipment, net 120 678
Operating lease right-of-use-asset, net 5,085 5,532 512
Other assets 163 163
Total assets 9,506 13,828 52,422
Current liabilities:      
Accounts payable and accrued expenses 19,451 16,353 13,704
Operating lease liabilities 1,570 1,427 836
PPAs liability 4,142
Total current liabilities 21,021 21,922 14,540
Operating lease liabilities, less current portion 4,293 4,773
Liability to licensor 19,806 19,806 19,806
Warrant liability 622 3,516 3,811
Total liabilities 45,742 50,017 38,157
Commitments and contingencies (Note 6)  
Stockholders’ equity (deficit):      
Preferred stock, $0.0001 par value; 200,000,000 shares authorized at December 31, 2025 and December 31, 2024; 0 shares issued and outstanding at December 31, 2025 and December 31, 2024
Common stock value
Additional paid-in capital 515,302 509,457 500,304
Accumulated deficit (551,538) (545,646) (486,039)
Total stockholders’ equity (deficit) (36,236) (36,189) 14,265
Total liabilities and stockholders’ equity (deficit) 9,506 13,828 52,422
Common Class B [Member]      
Stockholders’ equity (deficit):      
Common stock value