| 
                 
                    Closing price on 6/20/2018
                 
             | 
            
                                
             | 
         
         
 
    
        
                      
                
                    | Open | 
                    47.20 | 
                 
                
                    | High | 
                    63.80 | 
                 
                
                    | Low | 
                    47.20 | 
                     
                
                    | Volume | 
                    45,000 | 
                                 
                
                    | Split-adjusted Price | 
                    53.12 | 
                 
             
            
            
                
             
         | 
        
            
            
             
                            
         | 
     
 
EME Historical Quote 
        
            
                | 
                    Date
                 | 
                
                    Change
                 |                 
                
                    Open
                 |          
                
                    High
                 |            
                
                    Low
                 |                                                 
                
                    Close
                 | 
                
                    Average
                 | 
                
                    Adjusted Close
                 |                                                 
                
                    Volume
                 |     
                
                     
                 |                                       
                             
    
        			
            | 
                6/20/2018
             | 
            
                +8.30 / +14.95%
             |             
            
                47.20
             |           
            
                63.80
             |               
            
                47.20
             |                           
            
                63.80
             | 
            
                48.21
             |                     
            
                53.12
             |                                 
            
                45,000
             |            
            
                 
             |                                       
         
    
        
            | 
                6/19/2018
             | 
            
                +7.20 / +14.91%
             |             
            
                55.50
             |           
            
                55.50
             |               
            
                55.50
             |                           
            
                55.50
             | 
            
                55.50
             |                     
            
                46.21
             |                                 
            
                211,170
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/18/2018
             | 
            
                +6.30 / +15.00%
             |             
            
                48.30
             |           
            
                48.30
             |               
            
                48.30
             |                           
            
                48.30
             | 
            
                48.30
             |                     
            
                40.21
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                6/15/2018
             | 
            
                -4.60 / -9.89%
             |             
            
                42.00
             |           
            
                42.00
             |               
            
                41.90
             |                           
            
                41.90
             | 
            
                41.98
             |                     
            
                34.88
             |                                 
            
                12,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/14/2018
             | 
            
                -19.10 / -29.12%
             |             
            
                45.50
             |           
            
                60.00
             |               
            
                45.50
             |                           
            
                46.50
             | 
            
                48.09
             |                     
            
                38.71
             |                                 
            
                28,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/13/2018
             | 
            
                +8.50 / +14.89%
             |             
            
                48.80
             |           
            
                65.60
             |               
            
                48.60
             |                           
            
                65.60
             | 
            
                53.46
             |                     
            
                54.62
             |                                 
            
                72,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/12/2018
             | 
            
                +9.60 / +20.21%
             |             
            
                57.10
             |           
            
                57.10
             |               
            
                57.10
             |                           
            
                57.10
             | 
            
                57.10
             |                     
            
                47.54
             |                                 
            
                1,000
             |            
            
                 
             |                                       
         
    
        
            | 
                6/11/2018
             | 
            
                -2.70 / -5.38%
             |             
            
                43.00
             |           
            
                57.70
             |               
            
                43.00
             |                           
            
                47.50
             | 
            
                49.73
             |                     
            
                39.55
             |                                 
            
                44,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/8/2018
             | 
            
                +0.30 / +0.60%
             |             
            
                50.20
             |           
            
                50.20
             |               
            
                50.20
             |                           
            
                50.20
             | 
            
                50.20
             |                     
            
                41.79
             |                                 
            
                510,800
             |            
            
                 
             |                                       
         
    
        
            | 
                6/7/2018
             | 
            
                +2.90 / +6.17%
             |             
            
                42.00
             |           
            
                49.90
             |               
            
                42.00
             |                           
            
                49.90
             | 
            
                43.67
             |                     
            
                41.54
             |                                 
            
                27,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/6/2018
             | 
            
                +1.00 / +2.17%
             |             
            
                43.10
             |           
            
                49.50
             |               
            
                43.10
             |                           
            
                47.00
             | 
            
                44.50
             |                     
            
                39.13
             |                                 
            
                30,700
             |            
            
                 
             |                                       
         
    
        
            | 
                6/5/2018
             | 
            
                -7.00 / -13.21%
             |             
            
                51.00
             |           
            
                51.00
             |               
            
                46.00
             |                           
            
                46.00
             | 
            
                48.01
             |                     
            
                38.30
             |                                 
            
                28,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                6/4/2018
             | 
            
                +1.30 / +2.51%
             |             
            
                51.10
             |           
            
                53.00
             |               
            
                51.00
             |                           
            
                53.00
             | 
            
                51.98
             |                     
            
                44.13
             |                                 
            
                4,200
             |            
            
                 
             |                                       
         
    
        
            | 
                6/1/2018
             | 
            
                -0.40 / -0.79%
             |             
            
                52.80
             |           
            
                52.80
             |               
            
                50.00
             |                           
            
                50.00
             | 
            
                51.70
             |                     
            
                41.63
             |                                 
            
                6,500
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/31/2018
             | 
            
                +3.30 / +7.01%
             |             
            
                52.90
             |           
            
                57.00
             |               
            
                50.40
             |                           
            
                50.40
             | 
            
                52.74
             |                     
            
                41.96
             |                                 
            
                24,340
             |            
            
                 
             |                                       
         
    
        
            | 
                5/30/2018
             | 
            
                -8.30 / -14.98%
             |             
            
                60.00
             |           
            
                60.00
             |               
            
                47.10
             |                           
            
                47.10
             | 
            
                50.39
             |                     
            
                39.21
             |                                 
            
                55,900
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/29/2018
             | 
            
                -0.40 / -0.72%
             |             
            
                55.40
             |           
            
                55.40
             |               
            
                55.20
             |                           
            
                55.40
             | 
            
                55.36
             |                     
            
                46.12
             |                                 
            
                7,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/28/2018
             | 
            
                -3.00 / -5.10%
             |             
            
                55.70
             |           
            
                55.80
             |               
            
                55.70
             |                           
            
                55.80
             | 
            
                55.76
             |                     
            
                46.46
             |                                 
            
                14,400
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/25/2018
             | 
            
                +7.80 / +14.13%
             |             
            
                55.30
             |           
            
                63.30
             |               
            
                55.20
             |                           
            
                63.00
             | 
            
                58.83
             |                     
            
                52.45
             |                                 
            
                24,500
             |            
            
                 
             |                                       
         
    
        
            | 
                5/24/2018
             | 
            
                -5.60 / -9.21%
             |             
            
                55.00
             |           
            
                55.20
             |               
            
                55.00
             |                           
            
                55.20
             | 
            
                55.11
             |                     
            
                45.96
             |                                 
            
                33,042
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/23/2018
             | 
            
                +7.90 / +14.93%
             |             
            
                60.80
             |           
            
                60.80
             |               
            
                55.10
             |                           
            
                60.80
             | 
            
                57.79
             |                     
            
                50.62
             |                                 
            
                25,700
             |            
            
                 
             |                                       
         
    
        
            | 
                5/22/2018
             | 
            
                +6.90 / +15.00%
             |             
            
                52.90
             |           
            
                52.90
             |               
            
                52.90
             |                           
            
                52.90
             | 
            
                52.90
             |                     
            
                44.04
             |                                 
            
                29,000
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/21/2018
             | 
            
                +6.00 / +15.00%
             |             
            
                46.00
             |           
            
                46.00
             |               
            
                46.00
             |                           
            
                46.00
             | 
            
                46.00
             |                     
            
                38.30
             |                                 
            
                41,670
             |            
            
                 
             |                                       
         
    
        
            | 
                5/18/2018
             | 
            
                +5.20 / +14.94%
             |             
            
                40.00
             |           
            
                40.00
             |               
            
                40.00
             |                           
            
                40.00
             | 
            
                40.00
             |                     
            
                33.30
             |                                 
            
                5,700
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/17/2018
             | 
            
                +4.50 / +14.85%
             |             
            
                34.80
             |           
            
                34.80
             |               
            
                34.80
             |                           
            
                34.80
             | 
            
                34.80
             |                     
            
                28.97
             |                                 
            
                100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/16/2018
             | 
            
                +3.90 / +14.77%
             |             
            
                30.30
             |           
            
                30.30
             |               
            
                30.30
             |                           
            
                30.30
             | 
            
                30.30
             |                     
            
                25.23
             |                                 
            
                8,600
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/15/2018
             | 
            
                +3.40 / +14.78%
             |             
            
                26.40
             |           
            
                26.40
             |               
            
                26.40
             |                           
            
                26.40
             | 
            
                26.40
             |                     
            
                21.98
             |                                 
            
                2,000
             |            
            
                 
             |                                       
         
    
        
            | 
                5/14/2018
             | 
            
                +3.00 / +15.00%
             |             
            
                23.00
             |           
            
                23.00
             |               
            
                23.00
             |                           
            
                23.00
             | 
            
                23.00
             |                     
            
                19.15
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
        			
            | 
                5/11/2018
             | 
            
                +2.60 / +14.94%
             |             
            
                20.00
             |           
            
                20.00
             |               
            
                20.00
             |                           
            
                20.00
             | 
            
                20.00
             |                     
            
                16.65
             |                                 
            
                1,100
             |            
            
                 
             |                                       
         
    
        
            | 
                5/10/2018
             | 
            
                +2.20 / +14.47%
             |             
            
                17.40
             |           
            
                17.40
             |               
            
                17.40
             |                           
            
                17.40
             | 
            
                17.40
             |                     
            
                14.49
             |                                 
            
                100
             |  
            
                 
             |                                                              
             
    
         
    
    
 |