Closing price on 3/4/2011
|
|
Open |
24.50 |
High |
24.50 |
Low |
24.50 |
Volume |
400 |
Split-adjusted Price |
5.78 |
|
|
PSC Historical Quote
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
3/4/2011
|
+0.50 / +2.08%
|
24.50
|
24.50
|
24.50
|
24.50
|
24.50
|
5.78
|
400
|
|
3/3/2011
|
-0.10 / -0.41%
|
24.00
|
24.00
|
24.00
|
24.00
|
24.00
|
5.66
|
1,800
|
|
3/2/2011
|
-1.40 / -5.49%
|
24.10
|
24.10
|
24.10
|
24.10
|
24.10
|
5.68
|
1,500
|
|
3/1/2011
|
-0.80 / -3.04%
|
25.50
|
25.50
|
25.50
|
25.50
|
25.50
|
6.01
|
300
|
|
2/28/2011
|
+0.80 / +3.14%
|
26.30
|
26.30
|
26.30
|
26.30
|
26.30
|
6.20
|
1,800
|
|
2/25/2011
|
-1.10 / -4.14%
|
26.00
|
27.90
|
25.00
|
25.50
|
25.87
|
6.01
|
44,000
|
|
2/24/2011
|
0.00 / 0.00%
|
26.60
|
26.60
|
26.60
|
26.60
|
26.60
|
6.27
|
0
|
|
2/23/2011
|
+1.00 / +3.91%
|
26.60
|
26.60
|
26.60
|
26.60
|
26.60
|
6.27
|
100
|
|
2/22/2011
|
0.00 / 0.00%
|
25.60
|
25.60
|
25.60
|
25.60
|
25.60
|
6.04
|
0
|
|
2/21/2011
|
-0.10 / -0.39%
|
25.60
|
25.60
|
25.60
|
25.60
|
25.60
|
6.04
|
1,000
|
|
2/18/2011
|
-0.40 / -1.53%
|
25.60
|
25.70
|
25.60
|
25.70
|
25.64
|
6.06
|
1,400
|
|
2/17/2011
|
+0.20 / +0.77%
|
26.10
|
26.10
|
26.10
|
26.10
|
26.10
|
6.16
|
100
|
|
2/16/2011
|
-0.60 / -2.26%
|
27.00
|
27.10
|
25.90
|
25.90
|
26.39
|
6.11
|
26,200
|
|
2/15/2011
|
-1.80 / -6.36%
|
26.50
|
26.50
|
26.50
|
26.50
|
26.50
|
6.25
|
0
|
|
2/14/2011
|
+1.70 / +6.39%
|
25.50
|
28.30
|
25.50
|
28.30
|
26.50
|
6.67
|
2,800
|
|
2/11/2011
|
-1.60 / -5.67%
|
27.00
|
27.00
|
26.20
|
26.60
|
26.59
|
6.27
|
26,100
|
|
2/10/2011
|
0.00 / 0.00%
|
28.50
|
28.50
|
27.10
|
28.20
|
27.66
|
6.65
|
78,500
|
|
2/9/2011
|
-2.10 / -6.93%
|
29.80
|
29.80
|
28.00
|
28.20
|
28.28
|
6.65
|
37,300
|
|
2/8/2011
|
+1.30 / +4.48%
|
30.60
|
30.60
|
27.00
|
30.30
|
29.04
|
7.15
|
50,600
|
|
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
|
|
|