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                    Closing price on 4/28/2020
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                    | Open | 49.20 |  
                    | High | 52.50 |  
                    | Low | 48.00 |  
                    | Volume | 32,600 |  
                    | Split-adjusted Price | 32.38 |  
                
             | 
 |  SLS Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 4/28/2020 | +3.70 / +7.63% | 49.20 | 52.50 | 48.00 | 52.20 | 49.86 | 32.38 | 32,600 |   |  
            | 4/27/2020 | -0.50 / -1.02% | 49.20 | 49.20 | 48.50 | 48.50 | 49.02 | 30.08 | 6,600 |   |  			
            | 4/24/2020 | -0.70 / -1.41% | 49.40 | 49.40 | 49.00 | 49.00 | 49.13 | 30.39 | 5,500 |   |  
            | 4/23/2020 | +0.20 / +0.40% | 49.90 | 49.90 | 49.00 | 49.70 | 49.41 | 30.82 | 5,900 |   |  			
            | 4/22/2020 | -0.50 / -1.00% | 50.00 | 50.00 | 49.00 | 49.50 | 49.44 | 30.70 | 3,600 |   |  
            | 4/21/2020 | +2.40 / +5.04% | 48.10 | 51.90 | 48.00 | 50.00 | 50.26 | 31.01 | 17,200 |   |  			
            | 4/20/2020 | +0.10 / +0.21% | 48.00 | 48.50 | 47.50 | 47.60 | 47.96 | 29.52 | 4,200 |   |  
            | 4/17/2020 | +2.00 / +4.40% | 45.70 | 47.50 | 45.70 | 47.50 | 46.80 | 29.46 | 5,700 |   |  			
            | 4/16/2020 | -0.50 / -1.09% | 46.00 | 46.00 | 45.50 | 45.50 | 45.89 | 28.22 | 3,800 |   |  
            | 4/15/2020 | +0.20 / +0.44% | 41.40 | 46.00 | 41.40 | 46.00 | 44.93 | 28.53 | 1,200 |   |  			
            | 4/14/2020 | 0.00 / 0.00% | 45.80 | 45.80 | 45.80 | 45.80 | 45.80 | 28.41 | 0 |   |  
            | 4/13/2020 | -2.20 / -4.58% | 43.30 | 46.60 | 43.30 | 45.80 | 44.32 | 28.41 | 11,100 |   |  			
            | 4/10/2020 | +0.60 / +1.27% | 48.00 | 48.00 | 48.00 | 48.00 | 48.00 | 29.77 | 100 |   |  
            | 4/9/2020 | +0.20 / +0.42% | 43.60 | 48.50 | 43.60 | 47.40 | 45.77 | 29.40 | 2,000 |   |  			
            | 4/8/2020 | +3.70 / +8.51% | 43.00 | 47.20 | 43.00 | 47.20 | 43.97 | 29.27 | 2,700 |   |  
            | 4/7/2020 | +0.70 / +1.64% | 40.00 | 44.50 | 40.00 | 43.50 | 42.88 | 26.98 | 4,400 |   |  			
            | 4/6/2020 | +0.80 / +1.90% | 45.00 | 45.00 | 42.80 | 42.80 | 43.90 | 26.55 | 200 |   |  
            | 4/3/2020 | +0.50 / +1.20% | 41.60 | 42.00 | 41.50 | 42.00 | 41.82 | 26.05 | 2,400 |   |  			
            | 4/1/2020 | +0.50 / +1.22% | 37.10 | 41.50 | 37.10 | 41.50 | 41.12 | 25.74 | 2,500 |   |  
            | 3/31/2020 | 0.00 / 0.00% | 41.00 | 41.00 | 41.00 | 41.00 | 41.00 | 25.43 | 1,300 |   |  			
            | 3/30/2020 | -1.00 / -2.38% | 42.00 | 42.00 | 40.30 | 41.00 | 41.47 | 25.43 | 2,500 |   |  
            | 3/27/2020 | 0.00 / 0.00% | 42.50 | 42.50 | 42.00 | 42.00 | 42.04 | 26.05 | 3,400 |   |  			
            | 3/26/2020 | -1.50 / -3.45% | 43.00 | 43.00 | 42.00 | 42.00 | 42.19 | 26.05 | 2,000 |   |  
            | 3/25/2020 | +3.40 / +8.48% | 41.60 | 43.50 | 41.50 | 43.50 | 42.47 | 26.98 | 2,000 |   |  			
            | 3/24/2020 | +0.10 / +0.25% | 40.00 | 40.20 | 40.00 | 40.10 | 40.06 | 24.87 | 1,900 |   |  
            | 3/23/2020 | -3.10 / -7.19% | 43.10 | 44.40 | 40.00 | 40.00 | 42.15 | 24.81 | 5,800 |   |  			
            | 3/20/2020 | -1.00 / -2.27% | 42.60 | 44.90 | 42.60 | 43.10 | 43.28 | 26.73 | 1,000 |   |  
            | 3/19/2020 | +0.60 / +1.38% | 43.60 | 44.10 | 43.60 | 44.10 | 43.64 | 27.35 | 3,100 |   |  			
            | 3/18/2020 | -2.10 / -4.61% | 46.00 | 48.00 | 43.50 | 43.50 | 45.34 | 26.98 | 5,300 |   |  
            | 3/17/2020 | -1.40 / -2.98% | 46.00 | 46.00 | 43.40 | 45.60 | 45.38 | 28.28 | 2,700 |   |  |