v3.26.1
Equity (Tables)
6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Equity [Line Items]    
Schedule of Stock Option Activity  

Stock option activity for the years ended December 31, 2025 and 2024 was as follows:

 

    Number of Options     Weighted Average Exercise Price  
Outstanding at January 1, 2024     56,880     $ 149.03  
Granted     10,265     $ 4.13  
Expired     (14,666 )   $ (275.14 )
Outstanding at December 31, 2024     52,479     $ 85.45  
Granted     2,665     $ 3.26  
Expired / cancelled / forfeited     (13,975 )   $ (87.50 )
Outstanding at December 31, 2025     41,169     $ 79.43  
Options exercisable at December 31, 2025     41,169     $ 79.43  
Schedule of Nonvested Stock Options Granted

A summary of the status of the Company’s nonvested stock options granted as of June 30, 2026 and changes during the six months ended June 30, 2026 is presented below:

 

   Number of
Options
   Weighted
Average
Exercise
Price
 
Nonvested at January 1, 2026   
-
   $
-
 
Granted   2,150,000    0.28 
Vested   (1,651,944)   (0.28)
Nonvested at June 30, 2026   498,056   $0.28 

A summary of the status of the Company’s nonvested stock options granted as of December 31, 2025 and changes during the years ended December 31, 2025 and 2024 is presented below:

 

    Number of Options     Weighted Average Exercise Price  
Nonvested at January 1, 2024     5,311     $ 23.55  
Granted     10,265     $ 4.13  
Vested     (9,633 )   $ (10.31 )
Nonvested at December 31, 2024     5,943     $ 11.54  
Granted     2,665     $ 3.26  
Cancelled     (1,853 )   $ (27.40 )
Vested     (6,755 )   $ (3.92 )
Nonvested at December 31, 2025    
-
    $
-
 

A summary of the status of the Company’s nonvested stock warrants issued as of December 31, 2025 and changes during the years ended December 31, 2025 and 2024 was presented below:

 

    Number of Warrants     Weighted Average Exercise Price  
Nonvested at January 1, 2024     15,211     $ 39.90  
Issued     169,527     $ 10.28  
Cancelled     (23,288 )   $ (32.85 )
Vested     (81,450 )   $ (12.10 )
Nonvested at December 31, 2024     80,000     $ 7.50  
Vested     (80,000 )   $ (7.50 )
Nonvested at December 31, 2025    
-
    $
-
 
Schedule of Stock Warrant Activity

Stock warrant activity for the six months ended June 30, 2026 was as follows:

 

   Number of
Warrants
   Weighted
Average
Exercise
Price
 
Outstanding at January 1, 2026   95,746   $24.06 
Repricing adjustment   1,776,445   $0.33 
Granted   13,063,728   $0.51 
Exercised   (1,733,571)  $(0.33)
Outstanding at June 30, 2026   13,202,348   $0.64 
Exercisable at June 30, 2026   13,202,348   $0.64 

Stock warrant activity for the years ended December 31, 2025 and 2024 was as follows:

 

    Number of
Warrants
    Weighted Average Exercise Price  
Outstanding at January 1, 2024     43,035     $ 75.53  
Issued     169,527     $ 10.28  
Cancelled (*)     (23,288 )   $ (32.85 )
Exercised     (6,278 )   $ (50.77 )
Outstanding at December 31, 2024     182,996     $ 21.37  
Exercised     (87,250 )   $ (18.41 )
Outstanding and exercisable at December 31, 2025     95,746     $ 24.06  

 

* Second Warrant, which was issued on May 23, 2023, July 6, 2023, October 9, 2023, and March 7, 2024, was cancelled in June 2024. Second Warrant, which was issued on June 5, 2024, is still outstanding as of December 31, 2025 and 2024.
Schedule of Number of Pre-Funded Warrants Outstanding

The number of pre-funded warrants outstanding as of June 30, 2026 is as follows:

 

Description  Number
Outstanding
   Weighted
Average
Exercise
Price
 
Pre-funded warrants issued in December 2024   150,000   $0.01 
Pre-funded warrants issued in February 2026   3,341,000   $0.0001 
Outstanding at June 30, 2026   3,491,000   $0.0005 

The number of pre-funded warrants outstanding as of December 31, 2025 is as follows:

 

Description   Number Outstanding     Weighted Average Exercise Price  
Pre-funded warrants issued in December 2024     150,000     $ 0.01  
Pre-funded warrants issued in July 2025     354,300     $ 0.0001  
Outstanding at December 31, 2025     504,300     $ 0.0030  
Schedule of Pre-Funded Warrant Activity

A summary of pre-funded warrant activity during the six months ended June 30, 2026 is as follows:

 

   Number of
Pre-Funded
Warrants
   Weighted
Average
Exercise
Price
 
Outstanding at January 1, 2026   504,300   $0.0030 
Pre-funded warrants granted   5,882,353   $0.0001 
Pre-funded warrants exercised   (2,895,653)  $(0.0001)
Outstanding at June 30, 2026   3,491,000   $0.0005 

A summary of pre-funded warrant activity during the years ended December 31, 2025 and 2024 is as follows:

 

    Number of Pre-Funded Warrants     Weighted Average Exercise Price  
Outstanding at January 1, 2024    
-
    $
-
 
Pre-funded warrants issued     150,000     $ 0.01  
Outstanding at December 31, 2024     150,000     $ 0.01  
Pre-funded warrants issued     354,300     $ 0.0001  
Outstanding at December 31, 2025     504,300     $ 0.0030  
Schedule of Stock Option Activity

Stock option activity for the six months ended June 30, 2026 was as follows:

 

   Number of
Options
   Weighted
Average
Exercise
Price
 
Outstanding at January 1, 2026   41,169   $79.43 
Granted   2,150,000    0.28 
Expired   (1,333)   (44.48)
Outstanding at June 30, 2026   2,189,836   $1.74 
Options exercisable at June 30, 2026   1,691,780   $2.17 
Options expected to vest   498,056   $0.28 
 
Options [Member]    
Equity [Line Items]    
Schedule of Common Stock Issuable Upon Exercise of Options Outstanding

The following table summarizes the shares of the Company’s common stock issuable upon exercise of options outstanding at June 30, 2026:

 

  Options Outstanding   Options Exercisable 
  Range of
Exercise
Price
   Number
Outstanding
at June 30,
2026
   Weighted Average
Remaining
Contractual Life
(Years)
   Weighted
Average
Exercise
Price
   Number
Exercisable at
June 30,
2026
   Weighted
Average
Exercise
Price
 
$ 0.28 – 31.20    2,164,219    3.00   $0.31    1,666,163   $0.32 
$ 48.75 – 123.00    18,117    0.73   $79.87    18,117   $79.87 
$ 154.50 – 228.00    7,500    3.57   $226.43    7,500   $226.43 
$ 0.28 – 228.00    2,189,836    2.98   $1.74    1,691,780   $2.17 

The following table summarizes the shares of the Company’s common stock issuable upon exercise of options outstanding at December 31, 2025:

 

Options Outstanding   Options Exercisable  
Range of Exercise Price   Number
Outstanding at
December 31,
2025
    Weighted
Average
Remaining
Contractual
Life (Years)
    Weighted
Average
Exercise
Price
    Number
Exercisable at
December 31,
2025
    Weighted
Average
Exercise
Price
 
$ 2.93 – 31.20     15,419       2.82     $ 6.49       15,419     $ 6.49  
$ 48.75 – 123.00     18,117       1.23     $ 79.87       18,117     $ 79.87  
$ 154.50 – 228.00     7,633       4.00     $ 225.72       7,633     $ 225.72  
$ 2.93 – 228.00     41,169       2.34     $ 79.43       41,169     $ 79.43  
Warrants [Member]    
Equity [Line Items]    
Schedule of Common Stock Issuable Upon Exercise of Options Outstanding

The following table summarizes the shares of the Company’s common stock issuable upon exercise of warrants outstanding at June 30, 2026:

 

  Warrants Outstanding   Warrants Exercisable 
  Range of
Exercise
Price
   Number
Outstanding at
June 30,
2026
   Weighted Average
Remaining
Contractual Life
(Years)
   Weighted
Average
Exercise
Price
   Number
Exercisable at
June 30,
2026
   Weighted
Average
Exercise
Price
 
$ 0.21 – 0.64    13,186,602    2.95   $0.51    13,186,602   $0.51 
$ 9.75 – 37.50    6,593    2.85   $14.26    6,593   $14.26 
$ 67.50    889    1.93   $67.50    889   $67.50 
$ 187.50    8,264    0.81   $187.50    8,264   $187.50 
$ 0.21 – 187.50    13,202,348    2.95   $0.64    13,202,348   $0.64 

The following table summarizes the shares of the Company’s common stock issuable upon exercise of warrants outstanding at December 31, 2025:

 

Warrants Outstanding   Warrants Exercisable  
Range of Exercise Price   Number
Outstanding at
December 31,
2025
    Weighted Average Remaining Contractual Life (Years)     Weighted Average Exercise Price     Number
Exercisable
at December 31,
2025
    Weighted
Average
Exercise
Price
 
$ 7.50 – 37.50     86,593       3.42     $ 8.01       86,593     $ 8.01  
$ 67.50     889       2.42     $ 67.50       889     $ 67.50  
$ 187.50     8,264       1.30     $ 187.50       8,264     $ 187.50  
$ 7.50 – 187.50     95,746       3.23     $ 24.06       95,746     $ 24.06