- 
        Signature
      
- 
        /s/ David Krempa
      
      
- 
        Stock symbol
      
- 
        ETON
      
      
- 
        Transactions as of
      
- 
        Oct 2, 2024
      
      
- 
        Transactions value $
      
- 
        $0
      
      
- 
        Form type
      
- 
        4
      
      
- 
        Date filed
      
- 
        10/4/2024, 04:19 PM
      
 
     
   
 
  
    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 | ETON | Restricted Stock Units | Award | $0 | +42.1K | +5.14% | $0.00 | 861K | Oct 2, 2024 | Common Stock | 42.1K |  | Direct | F1, F2 | 
      
    
   
  
    * An asterisk sign (*) next to the price indicates that the price is likely invalid.
  
  
    Explanation of Responses:
  
  
  
    Remarks:
  
  The reporting person has authorized and designated the named person to file this Form 4 on the reporting person's behalf for indefinite duration.