|
Closing price on 8/31/2011
|
|
| Open |
25.50 |
| High |
27.10 |
| Low |
25.50 |
| Volume |
30,170 |
| Split-adjusted Price |
3.65 |
|
|
OPC Historical Quote
|
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
|
8/31/2011
|
+1.20 / +4.63%
|
25.50
|
27.10
|
25.50
|
27.10
|
27.10
|
3.65
|
30,170
|
|
|
8/30/2011
|
+0.40 / +1.57%
|
25.30
|
26.00
|
25.30
|
25.90
|
25.90
|
3.49
|
32,440
|
|
|
8/29/2011
|
+0.30 / +1.19%
|
25.10
|
25.50
|
25.10
|
25.50
|
25.50
|
3.44
|
800
|
|
|
8/26/2011
|
+0.40 / +1.61%
|
25.00
|
25.20
|
24.80
|
25.20
|
25.20
|
3.40
|
390
|
|
|
8/25/2011
|
+0.20 / +0.81%
|
24.60
|
24.80
|
24.40
|
24.80
|
24.80
|
3.34
|
1,150
|
|
|
8/24/2011
|
+0.40 / +1.65%
|
24.50
|
25.00
|
24.30
|
24.60
|
24.60
|
3.32
|
22,340
|
|
|
8/23/2011
|
-0.80 / -3.20%
|
25.00
|
25.00
|
24.00
|
24.20
|
24.20
|
3.26
|
11,130
|
|
|
8/22/2011
|
+0.50 / +2.04%
|
23.30
|
25.00
|
23.30
|
25.00
|
25.00
|
3.37
|
11,600
|
|
|
8/19/2011
|
+0.90 / +3.81%
|
23.50
|
24.50
|
23.50
|
24.50
|
24.50
|
3.30
|
1,100
|
|
|
8/18/2011
|
+1.10 / +4.89%
|
22.50
|
23.60
|
22.50
|
23.60
|
23.60
|
3.18
|
6,900
|
|
|
8/17/2011
|
-1.00 / -4.26%
|
22.50
|
22.50
|
22.50
|
22.50
|
22.50
|
3.03
|
3,100
|
|
|
8/16/2011
|
+1.10 / +4.91%
|
23.50
|
23.50
|
23.50
|
23.50
|
23.50
|
3.17
|
100
|
|
|
8/15/2011
|
-1.10 / -4.68%
|
22.40
|
22.40
|
22.40
|
22.40
|
22.40
|
3.02
|
6,060
|
|
|
8/12/2011
|
-11.60 / -33.05%
|
23.00
|
23.50
|
22.00
|
23.50
|
23.50
|
3.17
|
68,330
|
|
|
8/11/2011
|
-0.60 / -1.68%
|
34.50
|
35.10
|
34.50
|
35.10
|
35.10
|
3.06
|
19,110
|
|
|
8/10/2011
|
-1.30 / -3.51%
|
36.00
|
36.00
|
35.70
|
35.70
|
35.70
|
3.12
|
10,110
|
|
|
8/9/2011
|
-0.50 / -1.33%
|
36.50
|
37.00
|
36.50
|
37.00
|
37.00
|
3.23
|
1,900
|
|
|
8/8/2011
|
-0.50 / -1.32%
|
38.40
|
38.40
|
37.50
|
37.50
|
37.50
|
3.27
|
8,630
|
|
|
8/5/2011
|
0.00 / 0.00%
|
39.00
|
39.00
|
37.00
|
38.00
|
38.00
|
3.32
|
4,710
|
|
|
8/4/2011
|
+1.00 / +2.70%
|
38.00
|
38.00
|
38.00
|
38.00
|
38.00
|
3.32
|
6,460
|
|
|
8/3/2011
|
-0.50 / -1.33%
|
35.80
|
37.00
|
35.80
|
37.00
|
37.00
|
3.23
|
1,020
|
|
|
8/2/2011
|
0.00 / 0.00%
|
36.10
|
37.50
|
36.10
|
37.50
|
37.50
|
3.27
|
1,050
|
|
|
8/1/2011
|
0.00 / 0.00%
|
37.50
|
37.50
|
37.50
|
37.50
|
37.50
|
3.27
|
2,910
|
|
|
7/29/2011
|
0.00 / 0.00%
|
37.50
|
37.50
|
37.50
|
37.50
|
37.50
|
3.27
|
0
|
|
|
7/28/2011
|
0.00 / 0.00%
|
37.50
|
37.50
|
37.50
|
37.50
|
37.50
|
3.27
|
2,010
|
|
|
7/27/2011
|
+0.50 / +1.35%
|
37.10
|
38.00
|
35.20
|
37.50
|
37.50
|
3.27
|
4,050
|
|
|
7/26/2011
|
+0.30 / +0.82%
|
35.60
|
37.00
|
35.60
|
37.00
|
37.00
|
3.23
|
6,270
|
|
|
7/25/2011
|
+1.70 / +4.86%
|
36.70
|
36.70
|
36.70
|
36.70
|
36.70
|
3.20
|
1,010
|
|
|
7/22/2011
|
-0.70 / -1.96%
|
35.00
|
37.30
|
35.00
|
35.00
|
35.00
|
3.06
|
340
|
|
|
7/21/2011
|
+0.60 / +1.71%
|
36.80
|
36.80
|
35.70
|
35.70
|
35.70
|
3.12
|
1,970
|
|
|