| Historical Data for WCA Waste Corp. (WCAA) | | | | | | | | | Date | Open | High | Low | Close | Volume | Change | Change % | | 10/6/08 | 4.68 | 4.68 | 4.44 | 4.44 | 2,330 | -0.31 | -6.53% | | 10/3/08 | 5.07 | 5.09 | 4.75 | 4.75 | 17,142 | -0.17 | -3.46% | | 10/2/08 | 4.73 | 5.25 | 4.67 | 4.92 | 72,187 | 0.36 | 7.89% | | 10/1/08 | 4.55 | 4.85 | 4.51 | 4.56 | 57,076 | -0.13 | -2.77% | | 9/30/08 | 4.92 | 5.03 | 4.69 | 4.69 | 70,712 | -0.31 | -6.20% | | 9/29/08 | 4.79 | 5.00 | 4.47 | 5.00 | 144,562 | 0.40 | 8.70% | | 9/26/08 | 5.08 | 5.11 | 4.40 | 4.60 | 54,925 | -0.70 | -13.21% | | 9/24/08 | 5.10 | 5.50 | 5.00 | 5.30 | 120,050 | 0.11 | 2.12% | | 9/23/08 | 5.12 | 5.19 | 5.12 | 5.19 | 11,540 | 0.06 | 1.17% | | 9/22/08 | 4.82 | 5.17 | 4.82 | 5.13 | 29,048 | 0.38 | 8.00% | | 9/19/08 | 4.78 | 5.14 | 4.50 | 4.75 | 27,878 | – | – | | 9/18/08 | 4.49 | 4.75 | 4.45 | 4.75 | 18,104 | 0.18 | 3.94% | | 9/17/08 | 4.55 | 4.65 | 4.44 | 4.57 | 14,450 | 0.04 | 0.88% | | 9/16/08 | 4.80 | 4.91 | 4.53 | 4.53 | 20,103 | -0.44 | -8.85% | | 9/15/08 | 4.83 | 4.98 | 4.83 | 4.97 | 6,563 | -0.05 | -1.00% | | 9/12/08 | 4.95 | 5.05 | 4.95 | 5.02 | 10,500 | 0.11 | 2.24% | | 9/11/08 | 4.98 | 4.9801 | 4.75 | 4.91 | 2,500 | -0.11 | -2.19% | | 9/10/08 | 5.05 | 5.09 | 5.02 | 5.02 | 29,400 | 0.04 | 0.80% | | 9/9/08 | 5.00 | 5.05 | 4.77 | 4.98 | 13,348 | -0.03 | -0.60% | | 9/8/08 | 4.99 | 5.02 | 4.99 | 5.01 | 10,820 | 0.01 | 0.20% | | 9/5/08 | 5.02 | 5.06 | 4.97 | 5.00 | 21,330 | 0.05 | 1.01% | | 9/4/08 | 5.05 | 5.06 | 4.92 | 4.95 | 16,400 | -0.07 | -1.39% | | 9/3/08 | 5.00 | 5.03 | 4.96 | 5.02 | 93,200 | 0.01 | 0.20% | | 9/2/08 | 4.92 | 5.04 | 4.92 | 5.01 | 6,700 | 0.01 | 0.20% | | 8/29/08 | 5.11 | 5.19 | 5.00 | 5.00 | 5,180 | -0.07 | -1.38% | | 8/28/08 | 5.01 | 5.08 | 5.01 | 5.07 | 35,126 | 0.03 | 0.60% | | 8/27/08 | 5.06 | 5.06 | 5.02 | 5.04 | 64,100 | 0.02 | 0.40% | | 8/26/08 | 4.92 | 5.0619 | 4.92 | 5.02 | 89,300 | -0.02 | -0.40% | | 8/25/08 | 5.09 | 5.09 | 4.95 | 5.04 | 13,024 | 0.10 | 2.02% | | 8/22/08 | 5.02 | 5.0299 | 4.78 | 4.94 | 50,777 | -0.11 | -2.18% | | 8/21/08 | 5.24 | 5.24 | 5.01 | 5.05 | 62,088 | 0.03 | 0.60% | | 8/20/08 | 5.03 | 5.14 | 5.01 | 5.02 | 47,222 | -0.06 | -1.18% | | 8/19/08 | 5.20 | 5.20 | 5.03 | 5.08 | 9,361 | -0.01 | -0.20% | | 8/18/08 | 5.15 | 5.18 | 5.05 | 5.09 | 10,900 | -0.255 | -4.77% | | 8/15/08 | 5.49 | 5.50 | 5.345 | 5.345 | 10,472 | -0.045 | -0.83% | | 8/14/08 | 5.34 | 5.47 | 5.34 | 5.39 | 17,831 | 0.14 | 2.67% | | 8/13/08 | 5.36 | 5.36 | 5.24 | 5.25 | 17,000 | -0.05 | -0.94% | | 8/12/08 | 5.30 | 5.48 | 5.29 | 5.30 | 7,100 | 0.03 | 0.57% | | 8/11/08 | 5.48 | 5.52 | 5.22 | 5.27 | 15,710 | – | – | | 8/8/08 | 5.59 | 5.59 | 5.09 | 5.27 | 25,950 | -0.25 | -4.53% | | 8/7/08 | 5.51 | 5.59 | 5.48 | 5.52 | 19,188 | 0.12 | 2.22% | | 8/6/08 | 5.14 | 5.71 | 5.10 | 5.40 | 59,834 | 0.17 | 3.25% | | 8/5/08 | 5.25 | 5.34 | 5.23 | 5.23 | 6,931 | -0.14 | -2.61% | | 8/4/08 | 5.38 | 5.42 | 5.37 | 5.37 | 7,400 | 0.14 | 2.68% | | 8/1/08 | 5.21 | 5.25 | 5.20 | 5.23 | 2,503 | 0.09 | 1.75% | | 7/31/08 | 5.19 | 5.22 | 5.14 | 5.14 | 11,300 | – | – | | 7/30/08 | 5.04 | 5.20 | 5.02 | 5.14 | 11,180 | -0.06 | -1.15% | | 7/29/08 | 5.41 | 5.41 | 5.20 | 5.20 | 22,228 | -0.05 | -0.95% | | 7/28/08 | 5.49 | 5.59 | 5.25 | 5.25 | 12,290 | 0.05 | 0.96% | | 7/25/08 | 5.38 | 5.85 | 5.12 | 5.20 | 13,750 | -0.15 | -2.80% | | 7/24/08 | 5.34 | 5.42 | 5.34 | 5.35 | 17,527 | 0.08 | 1.52% | | 7/23/08 | 5.41 | 5.44 | 5.26 | 5.27 | 27,937 | -0.11 | -2.04% | | 7/22/08 | 5.43 | 5.54 | 5.32 | 5.38 | 26,581 | -0.17 | -3.06% | | 7/21/08 | 5.74 | 5.78 | 5.54 | 5.55 | 32,100 | 0.05 | 0.91% | | 7/18/08 | 5.68 | 5.6738 | 5.50 | 5.50 | 12,265 | -0.11 | -1.96% | | 7/17/08 | 5.70 | 5.75 | 5.61 | 5.61 | 13,942 | -0.09 | -1.58% | | 7/16/08 | 5.74 | 5.76 | 5.70 | 5.70 | 32,556 | -0.01 | -0.18% | | 7/15/08 | 6.00 | 6.00 | 5.66 | 5.71 | 18,977 | -0.24 | -4.03% | | 7/14/08 | 6.08 | 6.26 | 5.95 | 5.95 | 6,853 | -0.31 | -4.95% | | 7/11/08 | 6.08 | 6.32 | 6.09 | 6.26 | 4,071 | 0.18 | 2.96% | | 7/10/08 | 6.25 | 6.25 | 6.08 | 6.08 | 6,641 | -0.07 | -1.14% | | 7/9/08 | 6.23 | 6.2434 | 6.14 | 6.15 | 5,647 | -0.10 | -1.60% | | 7/8/08 | 6.17 | 6.30 | 6.17 | 6.25 | 9,361 | 0.01 | 0.16% | | | |