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        Signature
      
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        /s/ Melodie T. Morin, Attorney-in-Fact for Scott M. Sperling
      
      
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        Stock symbol
      
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        TMO
      
      
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        Transactions as of
      
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        Dec 31, 2022
      
      
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        Transactions value $
      
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        $0
      
      
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        Form type
      
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        4
      
      
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        Date filed
      
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        1/4/2023, 03:49 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 | TMO | Phantom Stock Units | Award | $0 | +74.9 | +0.45% | $0.00 | 16.6K | Dec 31, 2022 | Common Stock | 74.9 |  | Direct | F1, F2 | 
      
    
   
  
    * An asterisk sign (*) next to the price indicates that the price is likely invalid.
  
  
    Explanation of Responses:
  
  
  
    Remarks:
  
  Exhibit List: Exhibit 24 - Confirming Statement