Closing price on 2/18/2011
|
|
Open |
11.80 |
High |
11.90 |
Low |
11.40 |
Volume |
112,700 |
Split-adjusted Price |
11.50 |
|
|
PSI Historical Quote
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
2/18/2011
|
-0.20 / -1.71%
|
11.80
|
11.90
|
11.40
|
11.50
|
11.50
|
11.50
|
112,700
|
|
2/17/2011
|
-0.40 / -3.31%
|
12.00
|
12.00
|
11.60
|
11.70
|
11.70
|
11.70
|
100,500
|
|
2/16/2011
|
+0.30 / +2.54%
|
12.40
|
12.60
|
12.00
|
12.10
|
12.10
|
12.10
|
142,300
|
|
2/15/2011
|
-0.40 / -3.28%
|
12.20
|
12.20
|
11.80
|
11.80
|
11.80
|
11.80
|
89,400
|
|
2/14/2011
|
-0.20 / -1.61%
|
12.50
|
12.50
|
12.20
|
12.20
|
12.20
|
12.20
|
168,900
|
|
2/11/2011
|
+0.10 / +0.81%
|
12.50
|
12.60
|
12.30
|
12.40
|
12.40
|
12.40
|
47,800
|
|
2/10/2011
|
-0.30 / -2.38%
|
12.50
|
12.80
|
12.30
|
12.30
|
12.30
|
12.30
|
110,300
|
|
2/9/2011
|
+0.10 / +0.80%
|
12.60
|
12.90
|
12.40
|
12.60
|
12.60
|
12.60
|
189,300
|
|
2/8/2011
|
+0.10 / +0.81%
|
12.80
|
12.80
|
12.40
|
12.50
|
12.50
|
12.50
|
53,200
|
|
1/28/2011
|
0.00 / 0.00%
|
12.60
|
12.60
|
12.30
|
12.40
|
12.40
|
12.40
|
105,700
|
|
1/27/2011
|
0.00 / 0.00%
|
12.30
|
12.50
|
12.20
|
12.40
|
12.40
|
12.40
|
84,800
|
|
1/26/2011
|
+0.10 / +0.81%
|
12.30
|
12.40
|
12.20
|
12.40
|
12.40
|
12.40
|
159,700
|
|
1/25/2011
|
-0.10 / -0.81%
|
12.60
|
12.60
|
12.10
|
12.30
|
12.30
|
12.30
|
168,900
|
|
1/24/2011
|
-0.40 / -3.13%
|
13.00
|
13.00
|
12.30
|
12.40
|
12.40
|
12.40
|
154,600
|
|
1/21/2011
|
0.00 / 0.00%
|
12.90
|
13.10
|
12.70
|
12.80
|
12.80
|
12.80
|
107,200
|
|
1/20/2011
|
-0.10 / -0.78%
|
12.90
|
13.00
|
12.70
|
12.80
|
12.80
|
12.80
|
151,200
|
|
1/19/2011
|
+0.10 / +0.78%
|
13.10
|
13.20
|
12.90
|
12.90
|
12.90
|
12.90
|
200,600
|
|
1/18/2011
|
-0.40 / -3.03%
|
13.20
|
13.50
|
12.80
|
12.80
|
12.80
|
12.80
|
260,100
|
|
1/17/2011
|
0.00 / 0.00%
|
13.40
|
13.60
|
13.20
|
13.20
|
13.20
|
13.20
|
213,800
|
|
1/14/2011
|
+0.10 / +0.76%
|
13.20
|
13.40
|
13.10
|
13.20
|
13.20
|
13.20
|
139,300
|
|
1/13/2011
|
+0.20 / +1.55%
|
13.30
|
13.30
|
13.00
|
13.10
|
13.10
|
13.10
|
137,700
|
|
1/12/2011
|
+0.10 / +0.78%
|
13.10
|
13.10
|
12.90
|
12.90
|
12.90
|
12.90
|
278,100
|
|
1/11/2011
|
-0.20 / -1.54%
|
13.50
|
13.50
|
12.60
|
12.80
|
12.80
|
12.80
|
263,900
|
|
1/10/2011
|
-0.40 / -2.99%
|
13.20
|
13.40
|
13.00
|
13.00
|
13.00
|
13.00
|
184,100
|
|
1/7/2011
|
+0.20 / +1.52%
|
13.40
|
13.60
|
13.30
|
13.40
|
13.40
|
13.40
|
611,500
|
|
1/6/2011
|
+0.20 / +1.54%
|
13.10
|
13.20
|
12.90
|
13.20
|
13.20
|
13.20
|
132,600
|
|
1/5/2011
|
-0.10 / -0.76%
|
13.20
|
13.30
|
13.00
|
13.00
|
13.00
|
13.00
|
288,300
|
|
1/4/2011
|
-0.20 / -1.50%
|
13.50
|
13.60
|
13.10
|
13.10
|
13.10
|
13.10
|
290,400
|
|
12/31/2010
|
+0.10 / +0.76%
|
13.30
|
13.30
|
12.90
|
13.30
|
13.30
|
13.30
|
408,300
|
|
12/30/2010
|
0.00 / 0.00%
|
13.40
|
13.40
|
13.20
|
13.20
|
13.20
|
13.20
|
184,900
|
|
|