v3.26.1
Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Current assets:    
Cash and cash equivalents $ 10,848 $ 14,477
Restricted cash, current 806 806
Accounts receivable, net 10 13
Short-Term Investments 0 7,557
Inventory 112 140
Prepaid expenses and other current assets 1,814 3,254
Total current assets 13,590 26,247
Property and equipment, net 11,793 17,224
Intangible assets, net 2,548 2,682
Operating lease right-of-use assets 2,903 3,767
Restricted cash, non-current 918 618
Other non-current assets 724 634
Total assets 32,476 51,172
Current liabilities:    
Accounts payable 1,234 3,023
Accrued and other current liabilities 10,004 11,097
Accrued product warranties 798 985
Operating lease liabilities, current 1,919 1,784
Deferred revenue, current 280 359
Financing obligations, current 5,765 8,044
Total current liabilities 20,000 25,292
Operating lease liabilities, non-current 1,059 2,060
Deferred revenue, non-current - related parties 5,297 5,297
Common stock warrant liabilities 63 573
Financing obligations, non-current 8,715 9,291
Other non-current liabilities 29 41
Total liabilities 35,163 42,554
Commitments and contingencies (Note 9)  
Stockholders' (deficit) equity:    
Preferred stock ($0.0001 par value; 200,000,000 shares authorized, none issued and outstanding as of June 30, 2026 and December 31, 2025) 0 0
Common stock ($0.0001 par value; 1,000,000,000 shares authorized, 32,889,323 and 22,377,003 shares issued and outstanding as of June 30, 2026 and December 31, 2025, respectively) 3 2
Additional paid-in capital 874,604 854,435
Accumulated deficit (877,294) (845,819)
Total stockholders' (deficit) equity (2,687) 8,618
Total liabilities and stockholders' (deficit) equity $ 32,476 $ 51,172