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                    Closing price on 2/18/2021
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        |           
                
                    | Open | 104.00 |  
                    | High | 104.00 |  
                    | Low | 100.00 |  
                    | Volume | 38,600 |  
                    | Split-adjusted Price | 69.57 |  
                
             | 
 |  SLS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 2/18/2021 | +1.10 / +1.09% | 104.00 | 104.00 | 100.00 | 102.10 | 101.95 | 69.57 | 38,600 |   |  
            | 2/17/2021 | +9.10 / +9.90% | 99.00 | 101.00 | 98.00 | 101.00 | 99.99 | 68.82 | 41,900 |   |  			
            | 2/9/2021 | +0.90 / +0.99% | 91.00 | 92.00 | 91.00 | 91.90 | 91.87 | 62.62 | 15,100 |   |  
            | 2/8/2021 | +2.00 / +2.25% | 91.00 | 92.00 | 89.00 | 91.00 | 91.34 | 62.00 | 27,600 |   |  			
            | 2/5/2021 | +0.50 / +0.56% | 88.00 | 89.00 | 86.50 | 89.00 | 88.13 | 60.64 | 13,200 |   |  
            | 2/4/2021 | -1.40 / -1.56% | 89.50 | 89.80 | 87.00 | 88.50 | 87.98 | 60.30 | 10,100 |   |  			
            | 2/3/2021 | +0.10 / +0.11% | 87.00 | 91.00 | 87.00 | 89.90 | 89.96 | 61.25 | 13,900 |   |  
            | 2/2/2021 | +8.00 / +9.78% | 78.50 | 89.80 | 78.50 | 89.80 | 86.29 | 61.19 | 14,700 |   |  			
            | 2/1/2021 | +0.10 / +0.12% | 81.50 | 81.80 | 80.00 | 81.80 | 81.31 | 55.74 | 2,100 |   |  
            | 1/29/2021 | +7.40 / +9.96% | 69.00 | 81.70 | 69.00 | 81.70 | 77.69 | 55.67 | 16,700 |   |  			
            | 1/28/2021 | -8.20 / -9.94% | 78.10 | 78.50 | 74.30 | 74.30 | 76.32 | 50.62 | 29,900 |   |  
            | 1/27/2021 | -2.50 / -2.94% | 84.60 | 84.80 | 81.00 | 82.50 | 82.40 | 56.21 | 12,900 |   |  			
            | 1/26/2021 | +0.90 / +1.07% | 84.10 | 85.00 | 82.10 | 85.00 | 84.23 | 57.92 | 15,800 |   |  
            | 1/25/2021 | -2.90 / -3.33% | 82.00 | 85.60 | 80.80 | 84.10 | 83.83 | 57.30 | 2,900 |   |  			
            | 1/22/2021 | -4.00 / -4.40% | 87.50 | 87.50 | 85.00 | 87.00 | 85.18 | 59.28 | 26,800 |   |  
            | 1/21/2021 | +7.00 / +8.33% | 84.00 | 91.00 | 83.00 | 91.00 | 85.08 | 62.00 | 21,700 |   |  			
            | 1/20/2021 | -0.50 / -0.59% | 84.50 | 84.50 | 79.00 | 84.00 | 82.23 | 57.23 | 9,100 |   |  
            | 1/19/2021 | -6.00 / -6.63% | 87.10 | 87.10 | 81.50 | 84.50 | 83.37 | 57.57 | 33,007 |   |  			
            | 1/18/2021 | +4.60 / +5.36% | 86.20 | 91.50 | 85.90 | 90.50 | 89.40 | 61.66 | 30,600 |   |  
            | 1/15/2021 | +6.90 / +8.73% | 80.00 | 86.80 | 80.00 | 85.90 | 84.57 | 58.53 | 21,800 |   |  			
            | 1/14/2021 | -0.30 / -0.38% | 79.00 | 79.00 | 77.80 | 79.00 | 78.66 | 53.83 | 19,800 |   |  
            | 1/13/2021 | -1.10 / -1.37% | 80.40 | 80.50 | 79.00 | 79.30 | 79.52 | 54.03 | 9,400 |   |  			
            | 1/12/2021 | +0.40 / +0.50% | 80.00 | 81.00 | 79.50 | 80.40 | 80.04 | 54.78 | 18,500 |   |  
            | 1/11/2021 | +2.50 / +3.23% | 77.40 | 80.10 | 77.40 | 80.00 | 79.01 | 54.51 | 29,300 |   |  			
            | 1/8/2021 | -0.20 / -0.26% | 77.00 | 79.00 | 76.50 | 77.50 | 77.16 | 52.81 | 41,200 |   |  
            | 1/7/2021 | +1.70 / +2.24% | 76.00 | 77.70 | 76.00 | 77.70 | 76.77 | 52.94 | 10,800 |   |  			
            | 1/6/2021 | +2.90 / +3.97% | 73.30 | 76.00 | 73.30 | 76.00 | 74.77 | 51.78 | 27,200 |   |  
            | 1/5/2021 | +0.70 / +0.97% | 72.40 | 75.00 | 72.40 | 73.10 | 73.93 | 49.81 | 22,200 |   |  			
            | 1/4/2021 | +0.60 / +0.84% | 72.00 | 73.20 | 71.50 | 72.40 | 72.38 | 49.33 | 11,100 |   |  
            | 12/31/2020 | +1.30 / +1.84% | 70.40 | 71.80 | 70.40 | 71.80 | 71.56 | 48.92 | 11,500 |   |  |