Closing price on 1/28/2011
|
|
Open |
29.00 |
High |
29.00 |
Low |
29.00 |
Volume |
0 |
Split-adjusted Price |
6.84 |
|
|
PSC Historical Quote
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
1/28/2011
|
0.00 / 0.00%
|
29.00
|
29.00
|
29.00
|
29.00
|
29.00
|
6.84
|
0
|
|
1/27/2011
|
-1.30 / -4.29%
|
29.00
|
29.00
|
29.00
|
29.00
|
29.00
|
6.84
|
100
|
|
1/26/2011
|
-0.20 / -0.66%
|
29.70
|
30.30
|
29.70
|
30.30
|
30.25
|
7.15
|
55,000
|
|
1/25/2011
|
+2.20 / +7.77%
|
30.50
|
30.50
|
30.50
|
30.50
|
30.50
|
7.19
|
800
|
|
1/24/2011
|
+0.10 / +0.35%
|
28.80
|
29.90
|
26.40
|
28.30
|
29.62
|
6.67
|
51,000
|
|
1/21/2011
|
+1.20 / +4.44%
|
27.20
|
28.50
|
27.20
|
28.20
|
28.27
|
6.65
|
30,500
|
|
1/20/2011
|
-1.00 / -3.57%
|
27.10
|
27.10
|
27.00
|
27.00
|
27.08
|
6.37
|
1,300
|
|
1/19/2011
|
-1.70 / -5.72%
|
28.00
|
28.00
|
28.00
|
28.00
|
28.00
|
6.60
|
1,400
|
|
1/18/2011
|
-2.20 / -6.90%
|
30.00
|
30.00
|
29.70
|
29.70
|
29.85
|
7.01
|
600
|
|
1/17/2011
|
+1.90 / +6.33%
|
31.90
|
31.90
|
31.90
|
31.90
|
31.90
|
7.52
|
100
|
|
1/14/2011
|
+1.40 / +4.90%
|
30.00
|
30.00
|
30.00
|
30.00
|
30.00
|
7.08
|
500
|
|
1/13/2011
|
+0.10 / +0.35%
|
28.60
|
28.60
|
28.60
|
28.60
|
28.60
|
6.75
|
3,000
|
|
1/12/2011
|
-1.80 / -5.94%
|
28.50
|
28.50
|
28.50
|
28.50
|
28.50
|
6.72
|
1,800
|
|
1/11/2011
|
+1.40 / +4.84%
|
30.30
|
30.30
|
30.30
|
30.30
|
30.30
|
7.15
|
1,000
|
|
1/10/2011
|
-0.10 / -0.34%
|
28.90
|
28.90
|
28.90
|
28.90
|
28.90
|
6.82
|
0
|
|
1/7/2011
|
+0.50 / +1.75%
|
28.50
|
29.00
|
28.50
|
29.00
|
28.90
|
6.84
|
5,000
|
|
1/6/2011
|
-1.50 / -5.00%
|
28.50
|
28.50
|
28.50
|
28.50
|
28.50
|
6.72
|
700
|
|
1/5/2011
|
-2.10 / -6.54%
|
30.00
|
30.00
|
30.00
|
30.00
|
30.00
|
7.08
|
300
|
|
1/4/2011
|
-2.50 / -7.23%
|
32.10
|
32.10
|
32.10
|
32.10
|
32.10
|
7.57
|
1,000
|
|
12/31/2010
|
-0.30 / -0.86%
|
32.40
|
34.60
|
32.40
|
34.60
|
34.45
|
8.16
|
236,700
|
|
12/30/2010
|
-0.10 / -0.29%
|
32.30
|
34.90
|
32.30
|
34.90
|
34.84
|
8.23
|
465,200
|
|
12/29/2010
|
+1.60 / +4.79%
|
31.10
|
35.00
|
31.10
|
35.00
|
34.67
|
8.26
|
270,100
|
|
12/28/2010
|
-0.50 / -1.47%
|
33.40
|
33.40
|
33.40
|
33.40
|
33.40
|
7.88
|
26,700
|
|
12/27/2010
|
-2.80 / -7.63%
|
33.90
|
35.90
|
33.90
|
33.90
|
35.88
|
8.00
|
461,400
|
|
12/24/2010
|
+3.70 / +11.21%
|
33.40
|
36.70
|
33.30
|
36.70
|
36.39
|
8.66
|
447,400
|
|
12/23/2010
|
+2.00 / +6.45%
|
36.00
|
36.00
|
31.90
|
33.00
|
35.74
|
7.78
|
32,600
|
|
12/22/2010
|
0.00 / 0.00%
|
33.50
|
33.90
|
31.00
|
31.00
|
33.78
|
7.31
|
45,900
|
|
12/21/2010
|
0.00 / 0.00%
|
29.50
|
32.90
|
29.00
|
31.00
|
32.23
|
7.31
|
52,000
|
|
12/20/2010
|
+1.10 / +3.68%
|
30.90
|
31.00
|
29.70
|
31.00
|
30.89
|
7.31
|
10,900
|
|
12/17/2010
|
+2.30 / +8.33%
|
29.00
|
29.90
|
29.00
|
29.90
|
29.74
|
7.05
|
10,300
|
|
|