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                    Closing price on 11/26/2021
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                    | Open | 20.40 |  
                    | High | 20.60 |  
                    | Low | 20.00 |  
                    | Volume | 26,600 |  
                    | Split-adjusted Price | 15.03 |  
                
             | 
 |  QTC Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 11/26/2021 | +0.40 / +1.98% | 20.40 | 20.60 | 20.00 | 20.60 | 20.26 | 15.03 | 26,600 |   |  
            | 11/25/2021 | +0.30 / +1.51% | 20.00 | 20.90 | 20.00 | 20.20 | 20.08 | 14.74 | 13,200 |   |  			
            | 11/24/2021 | -0.10 / -0.50% | 20.10 | 20.20 | 19.90 | 19.90 | 20.00 | 14.52 | 16,800 |   |  
            | 11/23/2021 | +0.50 / +2.56% | 20.20 | 20.20 | 20.00 | 20.00 | 20.08 | 14.59 | 11,900 |   |  			
            | 11/22/2021 | -0.80 / -3.94% | 20.00 | 20.50 | 19.50 | 19.50 | 19.85 | 14.23 | 13,500 |   |  
            | 11/19/2021 | -1.20 / -5.58% | 21.50 | 22.00 | 20.00 | 20.30 | 21.06 | 14.81 | 11,300 |   |  			
            | 11/18/2021 | +0.60 / +2.87% | 19.10 | 22.90 | 18.90 | 21.50 | 20.74 | 15.69 | 35,100 |   |  
            | 11/17/2021 | +1.90 / +10.00% | 19.10 | 20.90 | 19.10 | 20.90 | 20.22 | 15.25 | 53,700 |   |  			
            | 11/16/2021 | +1.00 / +5.56% | 18.50 | 19.00 | 18.10 | 19.00 | 18.53 | 13.86 | 25,200 |   |  
            | 11/15/2021 | 0.00 / 0.00% | 18.00 | 18.20 | 17.90 | 18.00 | 18.00 | 13.14 | 44,400 |   |  			
            | 11/12/2021 | +0.10 / +0.56% | 17.60 | 18.00 | 17.50 | 18.00 | 17.92 | 13.14 | 2,400 |   |  
            | 11/11/2021 | 0.00 / 0.00% | 17.50 | 17.90 | 17.50 | 17.90 | 17.57 | 13.06 | 7,000 |   |  			
            | 11/10/2021 | +0.40 / +2.29% | 17.40 | 17.90 | 17.40 | 17.90 | 17.50 | 13.06 | 5,200 |   |  
            | 11/9/2021 | -0.40 / -2.23% | 16.60 | 17.80 | 16.60 | 17.50 | 17.63 | 12.77 | 11,800 |   |  			
            | 11/8/2021 | 0.00 / 0.00% | 16.60 | 17.90 | 16.60 | 17.90 | 16.62 | 13.06 | 7,400 |   |  
            | 11/5/2021 | +0.20 / +1.13% | 17.70 | 18.00 | 17.70 | 17.90 | 17.93 | 13.06 | 9,200 |   |  			
            | 11/4/2021 | +0.40 / +2.31% | 18.10 | 18.10 | 16.60 | 17.70 | 16.96 | 12.92 | 2,300 |   |  
            | 11/3/2021 | -0.20 / -1.14% | 17.30 | 17.40 | 17.30 | 17.30 | 17.30 | 12.62 | 700 |   |  			
            | 11/2/2021 | +0.80 / +4.79% | 16.70 | 17.50 | 16.70 | 17.50 | 16.78 | 12.77 | 27,600 |   |  
            | 11/1/2021 | 0.00 / 0.00% | 16.70 | 16.70 | 16.50 | 16.70 | 16.67 | 12.19 | 1,500 |   |  			
            | 10/29/2021 | 0.00 / 0.00% | 16.70 | 16.70 | 16.70 | 16.70 | 16.70 | 12.19 | 3,900 |   |  
            | 10/28/2021 | 0.00 / 0.00% | 16.70 | 16.70 | 16.70 | 16.70 | 16.70 | 12.19 | 0 |   |  			
            | 10/27/2021 | -0.30 / -1.76% | 16.70 | 16.70 | 16.70 | 16.70 | 16.70 | 12.19 | 1,000 |   |  
            | 10/26/2021 | +0.30 / +1.80% | 16.70 | 17.00 | 16.70 | 17.00 | 16.94 | 12.41 | 8,500 |   |  			
            | 10/25/2021 | +0.50 / +3.09% | 16.30 | 16.90 | 16.30 | 16.70 | 16.64 | 12.19 | 21,400 |   |  
            | 10/22/2021 | 0.00 / 0.00% | 16.00 | 16.20 | 16.00 | 16.20 | 16.20 | 11.82 | 800 |   |  			
            | 10/21/2021 | 0.00 / 0.00% | 16.20 | 16.20 | 16.20 | 16.20 | 16.20 | 11.82 | 6,600 |   |  
            | 10/20/2021 | -0.10 / -0.61% | 16.20 | 16.20 | 16.20 | 16.20 | 16.20 | 11.82 | 200 |   |  			
            | 10/19/2021 | +0.10 / +0.62% | 16.30 | 16.30 | 16.30 | 16.30 | 16.30 | 11.89 | 1,000 |   |  
            | 10/18/2021 | +0.20 / +1.25% | 16.20 | 16.20 | 16.20 | 16.20 | 16.20 | 11.82 | 2,000 |   |  |