- 
        Signature
      
 
      - 
        /s/ Jennifer Ishiguro, Attorney-in-fact for Thomas Keck
      
 
    
    
      
- 
        Stock symbol
      
 
      - 
        STEP
      
 
    
    
      
- 
        Transactions as of
      
 
      - 
        Oct 29, 2021
      
 
    
    
      
- 
        Transactions value $
      
 
      - 
        -$7,867,374
      
 
    
    
      
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        Form type
      
 
      - 
        4
      
 
    
    
      
- 
        Date filed
      
 
      - 
        11/2/2021, 08:00 PM
      
 
    
    
    
    
   
     
   
 
  
    Transactions Table
  
  
    
      
        
          | Type | 
          Sym | 
          Class | 
          Transaction | 
          Value $ | 
          Shares | 
          Change % | 
          * Price $ | 
          Shares After | 
          Date | 
          Ownership | 
          Footnotes | 
        
      
      
          
            | transaction | 
            STEP | 
            Class A Common Stock | 
            Sale | 
            -$2.84M | 
            -60.3K | 
            -28.65% | 
            $47.04 | 
            150K | 
            Oct 29, 2021 | 
            By Trust | 
            F1 | 
          
          
            | transaction | 
            STEP | 
            Class A Common Stock | 
            Sale | 
            -$2.95M | 
            -62.6K | 
            -41.64% | 
            $47.21 | 
            87.7K | 
            Nov 1, 2021 | 
            By Trust | 
            F2 | 
          
          
            | transaction | 
            STEP | 
            Class A Common Stock | 
            Sale | 
            -$2.08M | 
            -43.6K | 
            -49.72% | 
            $47.62 | 
            44.1K | 
            Nov 2, 2021 | 
            By Trust | 
            F3 | 
          
          
            | holding | 
            STEP | 
            Class A Common Stock | 
             | 
             | 
             | 
             | 
             | 
            55.8K | 
            Oct 29, 2021 | 
            Direct | 
             | 
          
          
            | holding | 
            STEP | 
            Class B Common Stock | 
             | 
             | 
             | 
             | 
             | 
            1.1M | 
            Oct 29, 2021 | 
            By Cresta Capital, LLC | 
             | 
          
          
            | holding | 
            STEP | 
            Class B Common Stock | 
             | 
             | 
             | 
             | 
             | 
            3.15M | 
            Oct 29, 2021 | 
            By Old Salt Capital LLC | 
             | 
          
          
            | holding | 
            STEP | 
            Class B Common Stock | 
             | 
             | 
             | 
             | 
             | 
            650K | 
            Oct 29, 2021 | 
            By Trust | 
             | 
          
      
    
   
  
    * An asterisk sign (*) next to the price indicates that the price is likely invalid.
  
  
    Explanation of Responses:
  
  
  
    Remarks:
  
  Member of 13D Group that owns more than 10%