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        Signature
      
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        /s/ David Crombie by Theodore R. Moore, as Attorney-in-fact
      
      
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        Stock symbol
      
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        NINE
      
      
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        Transactions as of
      
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        Apr 6, 2022
      
      
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        Transactions value $
      
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        -$37,634
      
      
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        Form type
      
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        4
      
      
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        Date filed
      
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        4/7/2022, 05:57 PM
      
 
     
   
 
  
    Transactions Table
  
  
    
      
        
          | Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes | 
      
      
          
            | transaction | NINE | Common Stock | Tax liability | -$37.6K | -13K | -3.93% | $2.89 | 318K | Apr 6, 2022 | Direct | F1 | 
      
    
   
  
    * An asterisk sign (*) next to the price indicates that the price is likely invalid.
  
  
    Explanation of Responses:
  
  
  
    Remarks:
  
  Executive Vice President and Chief Operating Officer