|
Closing price on 12/3/2010
|
|
| Open |
27.80 |
| High |
27.80 |
| Low |
27.00 |
| Volume |
4,500 |
| Split-adjusted Price |
6.56 |
|
|
PSC Historical Quote
|
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
|
12/3/2010
|
+0.30 / +1.09%
|
27.80
|
27.80
|
27.00
|
27.80
|
27.54
|
6.56
|
4,500
|
|
|
12/2/2010
|
-1.20 / -4.18%
|
26.00
|
27.80
|
26.00
|
27.50
|
27.05
|
6.49
|
3,900
|
|
|
12/1/2010
|
+1.00 / +3.61%
|
26.10
|
28.80
|
26.10
|
28.70
|
27.03
|
6.77
|
2,800
|
|
|
11/30/2010
|
+2.20 / +8.63%
|
26.00
|
27.70
|
26.00
|
27.70
|
27.69
|
6.53
|
35,700
|
|
|
11/29/2010
|
-1.60 / -5.90%
|
26.20
|
27.10
|
25.30
|
25.50
|
25.91
|
6.01
|
52,100
|
|
|
11/26/2010
|
-0.40 / -1.45%
|
27.20
|
27.40
|
27.10
|
27.10
|
27.24
|
6.39
|
25,400
|
|
|
11/25/2010
|
-2.20 / -7.41%
|
27.40
|
27.60
|
27.40
|
27.50
|
27.42
|
6.49
|
1,800
|
|
|
11/24/2010
|
0.00 / 0.00%
|
28.90
|
29.70
|
28.90
|
29.70
|
29.44
|
7.01
|
2,100
|
|
|
11/23/2010
|
-0.10 / -0.34%
|
29.60
|
29.70
|
28.60
|
29.70
|
29.43
|
7.01
|
22,000
|
|
|
11/22/2010
|
+1.40 / +4.93%
|
29.80
|
29.80
|
29.80
|
29.80
|
29.80
|
7.03
|
2,600
|
|
|
11/19/2010
|
-2.20 / -7.19%
|
31.00
|
31.30
|
28.40
|
28.40
|
29.70
|
6.70
|
51,900
|
|
|
11/18/2010
|
+1.20 / +4.08%
|
28.90
|
30.60
|
28.90
|
30.60
|
30.31
|
7.22
|
22,800
|
|
|
11/17/2010
|
-0.20 / -0.68%
|
29.60
|
29.70
|
27.80
|
29.40
|
28.90
|
6.93
|
35,800
|
|
|
11/16/2010
|
+1.30 / +4.59%
|
26.00
|
29.70
|
26.00
|
29.60
|
27.83
|
6.98
|
14,100
|
|
|
11/15/2010
|
-1.20 / -4.07%
|
27.30
|
28.30
|
27.30
|
28.30
|
27.84
|
6.67
|
12,500
|
|
|
11/12/2010
|
-0.20 / -0.67%
|
29.20
|
29.50
|
28.90
|
29.50
|
29.12
|
6.96
|
10,100
|
|
|
11/11/2010
|
-0.10 / -0.34%
|
29.70
|
31.20
|
29.60
|
29.70
|
29.91
|
7.01
|
27,300
|
|
|
11/10/2010
|
-1.20 / -3.87%
|
29.70
|
31.90
|
29.60
|
29.80
|
30.47
|
7.03
|
39,900
|
|
|
11/9/2010
|
+0.10 / +0.32%
|
29.80
|
31.00
|
29.80
|
31.00
|
29.96
|
7.31
|
4,200
|
|
|
11/8/2010
|
+0.30 / +0.98%
|
29.20
|
31.40
|
29.10
|
30.90
|
30.00
|
7.29
|
22,400
|
|
|
11/5/2010
|
+0.10 / +0.33%
|
29.80
|
31.00
|
29.60
|
30.60
|
29.77
|
7.22
|
48,100
|
|
|
11/4/2010
|
+1.40 / +4.81%
|
29.30
|
30.50
|
29.20
|
30.50
|
29.53
|
7.19
|
28,500
|
|
|
11/3/2010
|
-0.40 / -1.36%
|
29.20
|
30.50
|
29.10
|
29.10
|
29.37
|
6.86
|
18,400
|
|
|
11/2/2010
|
0.00 / 0.00%
|
30.40
|
30.40
|
28.70
|
29.50
|
29.49
|
6.96
|
7,800
|
|
|
11/1/2010
|
-0.60 / -1.99%
|
30.50
|
30.80
|
29.40
|
29.50
|
29.71
|
6.96
|
27,600
|
|
|
10/29/2010
|
-1.00 / -3.22%
|
30.10
|
30.10
|
30.10
|
30.10
|
30.10
|
7.10
|
1,200
|
|
|
10/28/2010
|
-1.70 / -5.18%
|
32.70
|
33.00
|
31.10
|
31.10
|
31.45
|
7.34
|
30,800
|
|
|
10/27/2010
|
-1.10 / -3.24%
|
33.10
|
33.50
|
32.80
|
32.80
|
32.96
|
7.74
|
19,700
|
|
|
10/26/2010
|
+0.40 / +1.19%
|
33.90
|
34.80
|
31.70
|
33.90
|
34.46
|
8.00
|
76,300
|
|
|
10/25/2010
|
+1.90 / +6.01%
|
31.30
|
33.50
|
31.20
|
33.50
|
32.56
|
7.90
|
47,600
|
|
|