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                    Closing price on 1/12/2022
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                    | Open | 98.40 |  
                    | High | 101.00 |  
                    | Low | 98.00 |  
                    | Volume | 87,600 |  
                    | Split-adjusted Price | 60.88 |  
                
             | 
 |  PTB Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 1/12/2022 | -0.70 / -0.70% | 98.40 | 101.00 | 98.00 | 99.40 | 98.88 | 60.88 | 87,600 |   |  
            | 1/11/2022 | -1.70 / -1.67% | 101.80 | 101.80 | 100.00 | 100.10 | 100.28 | 61.31 | 161,500 |   |  			
            | 1/10/2022 | 0.00 / 0.00% | 101.10 | 104.00 | 100.00 | 101.80 | 101.56 | 62.35 | 144,100 |   |  
            | 1/7/2022 | -0.20 / -0.20% | 103.00 | 103.00 | 101.00 | 101.80 | 101.65 | 62.35 | 158,200 |   |  			
            | 1/6/2022 | +2.60 / +2.62% | 99.10 | 103.30 | 99.10 | 102.00 | 102.17 | 62.48 | 323,100 |   |  
            | 1/5/2022 | +1.40 / +1.43% | 98.10 | 99.40 | 98.10 | 99.40 | 99.04 | 60.88 | 120,900 |   |  			
            | 1/4/2022 | -1.00 / -1.01% | 99.00 | 99.00 | 98.00 | 98.00 | 98.39 | 60.03 | 94,500 |   |  
            | 12/31/2021 | -0.50 / -0.50% | 100.00 | 100.40 | 98.10 | 99.00 | 99.53 | 60.64 | 62,100 |   |  			
            | 12/30/2021 | +0.80 / +0.81% | 99.00 | 99.70 | 97.60 | 99.50 | 99.08 | 60.95 | 126,100 |   |  
            | 12/29/2021 | -0.30 / -0.30% | 98.00 | 98.70 | 97.60 | 98.70 | 98.12 | 60.46 | 32,000 |   |  			
            | 12/28/2021 | +2.00 / +2.06% | 96.10 | 100.00 | 95.70 | 99.00 | 98.29 | 60.64 | 412,217 |   |  
            | 12/27/2021 | -0.70 / -0.72% | 97.00 | 97.80 | 95.60 | 97.00 | 95.97 | 59.41 | 98,300 |   |  			
            | 12/24/2021 | +1.90 / +1.98% | 95.30 | 98.00 | 95.00 | 97.70 | 96.34 | 59.84 | 106,900 |   |  
            | 12/23/2021 | -2.30 / -2.34% | 97.90 | 98.10 | 95.20 | 95.80 | 96.10 | 58.68 | 305,100 |   |  			
            | 12/22/2021 | -3.40 / -3.35% | 100.90 | 101.40 | 98.10 | 98.10 | 99.69 | 60.09 | 296,200 |   |  
            | 12/21/2021 | -1.40 / -1.36% | 102.00 | 102.30 | 100.50 | 101.50 | 101.32 | 62.17 | 325,300 |   |  			
            | 12/20/2021 | -0.70 / -0.68% | 103.80 | 103.80 | 102.00 | 102.90 | 102.52 | 63.03 | 390,800 |   |  
            | 12/17/2021 | +1.60 / +1.57% | 102.60 | 104.20 | 102.10 | 103.60 | 103.31 | 63.46 | 308,500 |   |  			
            | 12/16/2021 | +4.20 / +4.29% | 98.10 | 102.30 | 97.60 | 102.00 | 100.25 | 62.48 | 390,500 |   |  
            | 12/15/2021 | 0.00 / 0.00% | 98.00 | 98.50 | 97.50 | 97.80 | 97.88 | 59.90 | 235,100 |   |  			
            | 12/14/2021 | -0.20 / -0.20% | 98.50 | 99.00 | 96.70 | 97.80 | 97.77 | 59.90 | 123,500 |   |  
            | 12/13/2021 | +3.90 / +4.14% | 93.80 | 100.00 | 93.80 | 98.00 | 97.46 | 60.03 | 247,700 |   |  			
            | 12/10/2021 | -0.10 / -0.11% | 94.00 | 94.60 | 93.70 | 94.10 | 94.04 | 57.64 | 198,900 |   |  
            | 12/9/2021 | -0.70 / -0.74% | 94.60 | 95.00 | 94.20 | 94.20 | 94.52 | 57.70 | 120,400 |   |  			
            | 12/8/2021 | 0.00 / 0.00% | 96.00 | 96.40 | 94.50 | 94.90 | 94.96 | 58.13 | 134,500 |   |  
            | 12/7/2021 | +1.40 / +1.50% | 93.50 | 95.00 | 93.40 | 94.90 | 94.15 | 58.13 | 119,000 |   |  			
            | 12/6/2021 | -4.30 / -4.40% | 95.90 | 97.70 | 93.50 | 93.50 | 95.40 | 57.27 | 260,500 |   |  
            | 12/3/2021 | -2.20 / -2.20% | 100.00 | 100.00 | 97.80 | 97.80 | 98.90 | 59.90 | 230,900 |   |  			
            | 12/2/2021 | -0.50 / -0.50% | 100.50 | 101.50 | 99.90 | 100.00 | 100.35 | 61.25 | 138,100 |   |  
            | 12/1/2021 | -1.50 / -1.47% | 100.30 | 101.80 | 100.30 | 100.50 | 100.83 | 61.56 | 97,200 |   |  |