|
Closing price on 4/17/2009
|
|
| Open |
24.50 |
| High |
24.50 |
| Low |
24.50 |
| Volume |
6,500 |
| Split-adjusted Price |
3.69 |
|
|
PSC Historical Quote
|
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
|
4/17/2009
|
-1.80 / -6.84%
|
24.50
|
24.50
|
24.50
|
24.50
|
24.50
|
3.69
|
6,500
|
|
|
4/16/2009
|
-3.50 / -11.74%
|
26.30
|
26.30
|
26.30
|
26.30
|
26.30
|
3.96
|
5,200
|
|
|
4/15/2009
|
+1.80 / +6.43%
|
28.20
|
29.80
|
28.20
|
29.80
|
28.22
|
4.49
|
8,600
|
|
|
4/14/2009
|
-0.60 / -2.10%
|
30.60
|
30.60
|
26.90
|
28.00
|
30.28
|
4.22
|
108,800
|
|
|
4/13/2009
|
+1.80 / +6.72%
|
28.60
|
28.60
|
28.60
|
28.60
|
28.60
|
4.31
|
600
|
|
|
4/10/2009
|
+1.70 / +6.77%
|
26.80
|
26.80
|
26.80
|
26.80
|
26.80
|
4.04
|
2,000
|
|
|
4/9/2009
|
+1.60 / +6.81%
|
25.10
|
25.10
|
25.10
|
25.10
|
25.10
|
3.78
|
1,100
|
|
|
4/8/2009
|
+1.50 / +6.82%
|
23.50
|
23.50
|
23.00
|
23.50
|
23.49
|
3.54
|
67,700
|
|
|
4/7/2009
|
+1.20 / +5.77%
|
21.50
|
22.00
|
21.50
|
22.00
|
22.00
|
3.32
|
11,200
|
|
|
4/3/2009
|
+1.30 / +6.67%
|
19.80
|
20.80
|
19.80
|
20.80
|
20.64
|
3.14
|
10,200
|
|
|
4/2/2009
|
0.00 / 0.00%
|
19.50
|
19.50
|
19.50
|
19.50
|
19.50
|
2.94
|
100
|
|
|
4/1/2009
|
+0.80 / +4.28%
|
19.80
|
19.80
|
19.50
|
19.50
|
19.54
|
2.94
|
1,500
|
|
|
3/31/2009
|
-0.30 / -1.58%
|
18.70
|
18.70
|
18.70
|
18.70
|
18.70
|
2.82
|
0
|
|
|
3/30/2009
|
+0.60 / +3.26%
|
19.50
|
19.60
|
17.50
|
19.00
|
18.69
|
2.86
|
3,500
|
|
|
3/27/2009
|
+1.40 / +8.24%
|
18.10
|
18.40
|
18.10
|
18.40
|
18.37
|
2.77
|
7,200
|
|
|
3/26/2009
|
-0.60 / -3.41%
|
17.50
|
17.50
|
16.80
|
17.00
|
17.18
|
2.56
|
3,300
|
|
|
3/25/2009
|
+0.10 / +0.57%
|
18.70
|
18.70
|
17.60
|
17.60
|
17.78
|
2.65
|
1,200
|
|
|
3/24/2009
|
-1.20 / -6.42%
|
17.60
|
17.70
|
17.50
|
17.50
|
17.61
|
2.64
|
900
|
|
|
3/23/2009
|
-1.40 / -6.97%
|
18.70
|
18.70
|
18.70
|
18.70
|
18.70
|
2.82
|
2,500
|
|
|
3/20/2009
|
+0.30 / +1.52%
|
20.20
|
20.20
|
20.10
|
20.10
|
20.13
|
3.03
|
700
|
|
|
3/19/2009
|
+1.20 / +6.45%
|
19.80
|
19.80
|
19.80
|
19.80
|
19.80
|
2.98
|
200
|
|
|
3/18/2009
|
-0.70 / -3.63%
|
18.60
|
18.60
|
18.60
|
18.60
|
18.60
|
2.80
|
200
|
|
|
3/17/2009
|
+0.60 / +3.21%
|
19.80
|
19.80
|
19.30
|
19.30
|
19.55
|
2.91
|
400
|
|
|
3/16/2009
|
0.00 / 0.00%
|
18.70
|
18.70
|
18.70
|
18.70
|
18.70
|
2.82
|
0
|
|
|
3/13/2009
|
+1.10 / +6.25%
|
18.70
|
18.70
|
18.70
|
18.70
|
18.70
|
2.82
|
500
|
|
|
3/12/2009
|
-1.30 / -6.88%
|
18.10
|
18.10
|
17.60
|
17.60
|
17.69
|
2.65
|
1,600
|
|
|
3/11/2009
|
+0.80 / +4.42%
|
18.90
|
18.90
|
18.90
|
18.90
|
18.90
|
2.85
|
500
|
|
|
3/10/2009
|
-1.30 / -6.70%
|
18.10
|
18.10
|
18.10
|
18.10
|
18.10
|
2.73
|
2,900
|
|
|
3/9/2009
|
+0.80 / +4.30%
|
19.40
|
19.40
|
19.40
|
19.40
|
19.40
|
2.92
|
500
|
|
|
3/6/2009
|
+0.60 / +3.33%
|
18.60
|
18.60
|
18.60
|
18.60
|
18.60
|
2.80
|
500
|
|
|