v3.26.1
Consolidated Statements of Stockholders' (Deficit) Equity - USD ($)
Common Stock [Member]
Preferred Stock [Member]
Series A Preferred Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
AOCI Attributable to Parent [Member]
Total
Balances at Dec. 31, 2023 $ 19,000 $ 882,732,000 $ (841,791,000) $ 40,960,000
Balance, shares at Dec. 31, 2023 19,378,192        
Issuance of common stock and warrants in PIPE Offering, net of offering expenses 6,000,000 6,000,000
Issuance of common stock and warrants in PIPE Offering, net of offering expenses, shares 2,141,098          
Issuance of common stock to Yorkville for debt extension and SEPA commitment fee 317,000 317,000
Issuance of common stock to Yorkville for debt extension and SEPA commitment fee, shares 116,964          
Issuance and modification of warrants to C. V. Starr 3,261,000 3,261,000
Exercise of stock options 58,000 58,000
Exercise of stock options, shares 20,744          
Retirement of shares in connection with reverse stock split $ (17,000) 17,000
Retirement of shares in connection with reverse stock split, shares (191)          
Issuance of common stock to Palantir as consideration for settlement agreement 175,000 175,000
Issuance of common stock to Palantir as consideration for settlement agreement, shares 60,584          
Stock-based compensation expense 11,569,000 11,569,000
Reclassification of warrants from liability classified to equity classified 2,970,000 2,970,000
Change in FV of debt (5,000) (5,000)
Vesting of restricted stock units
Vesting of restricted stock units, shares 401,013          
Tax withholding on vesting of restricted stock units (434,000) (434,000)
Tax withholding on vesting of restricted stock units, shares (109,790)          
Conversion of unsecured senior convertible note 1,700,000 1,700,000
Conversion of Madison Global Partners convertible note, shares 478,881          
Issuance of common stock as compensation expense 158,000 158,000
Issuance of common stock as compensation expense, shares 59,176          
Net loss (57,892,000) (57,892,000)
Balances at Dec. 31, 2024 $ 2,000 908,523,000 (899,683,000) (5,000) 8,837,000
Balance, shares at Dec. 31, 2024 22,546,671        
Issuance and modification of warrants to C. V. Starr 207,000 207,000
Exercise of stock options 108,000 108,000
Exercise of stock options, shares 38,430          
Stock-based compensation expense 10,378,000 10,378,000
Change in FV of debt 5,000 5,000
Vesting of restricted stock units
Vesting of restricted stock units, shares 375,945          
Tax withholding on vesting of restricted stock units (193,000) (193,000)
Conversion of unsecured senior convertible note 922,000 922,000
Conversion of Madison Global Partners convertible note, shares 490,632          
Net loss (91,716,000) (91,716,000)
Director fees paid with restricted stock units 264,000 264,000
Director fees paid with restricted stock units, shares 156,659          
Exercise of common stock warrants by Dragasac 2,460,000 2,460,000
Exercise of common stock warrants by Dragasac, shares 1,188,255          
Dragasac Warrant Issuance Inducement 64,000 (64,000)
Issuance of common stock consideration shares to Yorkville in connection with Side Letter 382,000 382,000
Issuance of common stock consideration shares to Yorkville in connection with Side Letter, shares 200,000          
Issuance of common stock in connection with settlement of debt $ 1,000 72,000 73,000
Issuance of common stock in connection with settlement of debtt, shares 33,739          
Conversion of Yorkville convertible note 3,469,000 3,469,000
Conversion of Yorkville convertible note, shares 1,525,008          
Issuance of common stock in exchange for consulting services 705,000 705,000
Issuance of common stock in exchange for consulting services, shares 250,000          
Issuance of warrants for Strategic Advisory Services 1,259,000 1,259,000
Issuance of common stock due to Strategic Advisory Agreement 108,000 108,000
Issuance of common stock due to Strategic Advisory Agreement, shares 50,000          
Issuance of warrants to preferred stockholders in consideration of forbearance agreement 49,000 49,000
Issuance of December 2025 Warrants 297,000 297,000
Reclassification of RWI Bridge warrants from liability classified to equity classified 8,902,000 8,902,000
Reclassification of November 2024 Purchaser and Placement Agent warrants from liability classified to equity classified 501,000 501,000
Reclassification of liability classified KTL Warrants to equity classified 9,186,000 9,186,000
Issuance of RWI warrants and extinguishment of promise to issue warrants liability 1,340,000 1,340,000
Sale and issuance of common stock in private placement 1,035,000 1,035,000
Sale and issuance of common stock in private placement, shares 739,284          
Sale and issuance of common stock and warrants in private placement 2,000,000 2,000,000
Sale and issuance of common stock and warrants in private placement, shares 1,230,769          
Issuance of preferred stock with warrants in PIPE Offering (net of transaction costs of $210 and bifurcated derivative liability of $157) 1,633,000 1,633,000
Issuance of preferred stock with warrants in PIPE Offering, shares   2,000,000        
Settlement of contingent stock consideration liability 27,000 27,000
Settlement of contingent stock consideration liability, shares 12,395          
Redemption of preferred stock (300,000) (300,000)
Redemption of preferred stock, shares   (267,916)        
Paid-in kind preferred stock dividends 20,000 (20,000)
Balances at Dec. 31, 2025 $ 3,000 $ 953,418,000 $ (991,483,000) $ (38,062,000)
Balance, shares at Dec. 31, 2025 28,837,787 1,732,084