- 
        Signature
      
 
      - 
        /s/ Ramtin Agah MD
      
 
    
    
      
- 
        Stock symbol
      
 
      - 
        RNXT
      
 
    
    
      
- 
        Transactions as of
      
 
      - 
        Aug 30, 2021
      
 
    
    
      
- 
        Transactions value $
      
 
      - 
        $0
      
 
    
    
      
- 
        Form type
      
 
      - 
        4
      
 
    
    
      
- 
        Date filed
      
 
      - 
        6/17/2022, 04:06 PM
      
 
    
    
    
    
   
     
   
 
  
    Transactions Table
  
  
    
      
        
          | Type | 
          Sym | 
          Class | 
          Transaction | 
          Value $ | 
          Shares | 
          Change % | 
          * Price $ | 
          Shares After | 
          Date | 
          Ownership | 
          Footnotes | 
        
      
      
          
            | transaction | 
            RNXT | 
            Common Stock | 
            Conversion of derivative security | 
             | 
            +1.3K | 
            +0.13% | 
             | 
            976K | 
            Aug 30, 2021 | 
            Direct | 
            F1 | 
          
      
    
   
  
    Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)
  
  
    
      
        
          | Type | 
          Sym | 
          Class | 
          Transaction | 
          Value $ | 
          Shares | 
          Change % | 
          * Price $ | 
          Shares After | 
          Date | 
          Underlying Class | 
          Amount | 
          Exercise Price | 
          Ownership | 
          Footnotes | 
        
      
      
          
            | transaction | 
            RNXT | 
            Convertible Notes | 
            Conversion of derivative security | 
            $0 | 
            -1.3K | 
            -100% | 
            $0.00* | 
            0 | 
            Aug 30, 2021 | 
            Common Stock | 
            1.3K | 
             | 
            Direct | 
            F1 | 
          
          
            | transaction | 
            RNXT | 
            Warrants (right to buy) | 
            Conversion of derivative security | 
            $0 | 
            +1.3K | 
             | 
            $0.00 | 
            1.3K | 
            Aug 30, 2021 | 
            Common Stock | 
            1.3K | 
            $10.80 | 
            Direct | 
            F2 | 
          
      
    
   
  
    * An asterisk sign (*) next to the price indicates that the price is likely invalid.
  
  
    Explanation of Responses: