Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY

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CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($)
Common Stock
Common Class A
Placement Agent Warrants
Common Stock
Common Class A
Contingent Payment Warrant
Common Stock
Common Class A
Common Stock
Placement Agent Warrants
Common Stock
Contingent Payment Warrant
Common Stock
Additional Paid-in Capital
Placement Agent Warrants
Additional Paid-in Capital
Contingent Payment Warrant
Additional Paid-in Capital
Retained Earnings (Accumulated Deficit)
Placement Agent Warrants
Contingent Payment Warrant
Total
Balance at Beginning at Dec. 31, 2020     $ 1,000           $ 5,171,000 $ 5,120,000     $ 10,292,000
Balance at Beginning (in shares) at Dec. 31, 2020     6,000,000     3,151,333              
Condensed Consolidated Statement of Changes in Stockholders' Equity                          
Share-based compensation                 2,466,000       2,466,000
Exercise of stock options for cash                 7,000       7,000
Exercise of stock options for cash (In shares)     0     10,000              
Contribution (distribution) of capital - extinguishment of related party payable     $ 0           112,000       112,000
Issuance of common stock related to equity plans (in shares)     0     136,500              
Issuance of common shares upon initial public offering, net of issuance costs of $1,921 million (in shares)     0     3,520,000              
Conversion of class A preferred stock settled note to common stock                 21,812,000       21,812,000
Conversion of class A preferred stock settled note to common stock (in shares)     0     2,231,346              
Stock Issued During Period, Shares, Conversion Of Debt     0     1,610,467              
Stock Issued During Period, Value, Conversion Of Debt                 16,105,000       16,105,000
Stock Issued During Period, Value, New Issues           $ 1,000     30,614,000       30,615,000
Conversion of contingent payment warrants to common stock (in shares) 0 0   111,567 545,131                
Conversion of placement agent warrants to common stock             $ 948,000 $ 3,680,000     $ 948,000 $ 3,680,000  
Net loss     $ 0             (43,994,000)     (43,994,000)
Balance at Ending at Dec. 31, 2021     $ 1,000     $ 1,000     80,915,000 (38,874,000)     42,043,000
Balance at Ending (in shares) at Dec. 31, 2021     6,000,000     11,316,344              
Condensed Consolidated Statement of Changes in Stockholders' Equity                          
Share-based compensation     $ 0           4,425,000       4,425,000
Exercise of stock options for cash                 142,000       142,000
Exercise of stock options for cash (In shares)     0     155,649              
Issuance of common stock for vested restricted stock units (in shares)     0     293,707              
Issuance of common shares upon initial public offering, net of issuance costs of $1,921 million (in shares)           4,900,000              
Stock Issued During Period, Value, New Issues           $ 150,000,000.0              
Conversion of contingent payment warrants to common stock (in shares)                     111,567    
Net loss     $ 0             (29,628,000)     (29,628,000)
Balance at Ending at Dec. 31, 2022     $ 1,000     $ 1,000     $ 85,482,000 $ (68,502,000)     $ 16,982,000
Balance at Ending (in shares) at Dec. 31, 2022     6,000,000     11,765,700