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        Signature
      
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        Michael D. Porcelain
      
      
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        Stock symbol
      
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        CMTL
      
      
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        Transactions as of
      
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        Aug 9, 2022
      
      
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        Transactions value $
      
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        -$15,779
      
      
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        Form type
      
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        4
      
      
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        Date filed
      
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        8/10/2022, 09:07 PM
      
 
     
   
 
  
    Transactions Table
  
  
    
      
        
          | Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes | 
      
      
          
            | transaction | CMTL | Common Stock Par Value $.10 Per Share | Options Exercise |  | +2.82K | +1.65% |  | 174K | Aug 9, 2022 | Direct | F2 | 
          
            | transaction | CMTL | Common Stock Par Value $.10 Per Share | Tax liability | -$15.8K | -1.44K | -0.83% | $10.95 | 172K | Aug 9, 2022 | Direct | F3 | 
      
    
   
  
    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 | CMTL | Restricted Stock Units | Options Exercise | $0 | -2.82K | -4.12% | $0.00 | 65.7K | Aug 9, 2022 | Common Stock Par Value $.10 Per Share | 2.82K |  | Direct | F1, F2 | 
      
    
   
  
    * An asterisk sign (*) next to the price indicates that the price is likely invalid.
  
  Michael Porcelain is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.
  
    Explanation of Responses: