Closing price on 5/10/2011
|
|
Open |
7.70 |
High |
7.80 |
Low |
7.70 |
Volume |
802,700 |
Split-adjusted Price |
7.80 |
|
|
PSI Historical Quote
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
5/10/2011
|
+0.50 / +6.85%
|
7.70
|
7.80
|
7.70
|
7.80
|
7.80
|
7.80
|
802,700
|
|
5/9/2011
|
+0.10 / +1.39%
|
7.20
|
7.30
|
7.20
|
7.30
|
7.30
|
7.30
|
256,100
|
|
5/6/2011
|
-0.10 / -1.37%
|
6.80
|
7.30
|
6.80
|
7.20
|
7.20
|
7.20
|
583,800
|
|
5/5/2011
|
-0.50 / -6.41%
|
7.60
|
7.70
|
7.30
|
7.30
|
7.30
|
7.30
|
868,800
|
|
5/4/2011
|
-0.10 / -1.27%
|
8.00
|
8.00
|
7.70
|
7.80
|
7.80
|
7.80
|
88,200
|
|
4/29/2011
|
0.00 / 0.00%
|
7.70
|
8.10
|
7.70
|
7.90
|
7.90
|
7.90
|
136,800
|
|
4/28/2011
|
0.00 / 0.00%
|
7.40
|
8.10
|
7.40
|
7.90
|
7.90
|
7.90
|
69,600
|
|
4/27/2011
|
-0.20 / -2.47%
|
8.10
|
8.20
|
7.70
|
7.90
|
7.90
|
7.90
|
109,600
|
|
4/26/2011
|
-0.60 / -6.90%
|
8.70
|
8.70
|
8.00
|
8.10
|
8.10
|
8.10
|
692,700
|
|
4/25/2011
|
+0.30 / +3.57%
|
8.50
|
8.70
|
8.50
|
8.70
|
8.70
|
8.70
|
401,100
|
|
4/22/2011
|
-0.20 / -2.33%
|
8.80
|
8.80
|
8.10
|
8.40
|
8.40
|
8.40
|
636,700
|
|
4/21/2011
|
-0.20 / -2.27%
|
8.90
|
8.90
|
8.50
|
8.60
|
8.60
|
8.60
|
103,700
|
|
4/20/2011
|
-0.10 / -1.12%
|
8.90
|
9.00
|
8.80
|
8.80
|
8.80
|
8.80
|
106,500
|
|
4/19/2011
|
0.00 / 0.00%
|
9.00
|
9.00
|
8.80
|
8.90
|
8.90
|
8.90
|
138,200
|
|
4/18/2011
|
-0.20 / -2.20%
|
9.00
|
9.00
|
8.80
|
8.90
|
8.90
|
8.90
|
163,700
|
|
4/15/2011
|
0.00 / 0.00%
|
9.10
|
9.20
|
8.90
|
9.10
|
9.10
|
9.10
|
112,900
|
|
4/14/2011
|
-0.20 / -2.15%
|
9.20
|
9.30
|
9.10
|
9.10
|
9.10
|
9.10
|
203,700
|
|
4/13/2011
|
0.00 / 0.00%
|
9.30
|
9.40
|
9.20
|
9.30
|
9.30
|
9.30
|
119,800
|
|
4/8/2011
|
0.00 / 0.00%
|
9.30
|
9.30
|
9.20
|
9.30
|
9.30
|
9.30
|
56,700
|
|
4/7/2011
|
-0.20 / -2.11%
|
9.50
|
9.60
|
9.20
|
9.30
|
9.30
|
9.30
|
54,800
|
|
4/6/2011
|
+0.20 / +2.15%
|
9.30
|
9.70
|
9.30
|
9.50
|
9.50
|
9.50
|
280,500
|
|
4/5/2011
|
+0.10 / +1.09%
|
9.30
|
9.30
|
9.10
|
9.30
|
9.30
|
9.30
|
245,800
|
|
4/4/2011
|
-0.30 / -3.16%
|
9.50
|
9.50
|
9.10
|
9.20
|
9.20
|
9.20
|
111,700
|
|
4/1/2011
|
0.00 / 0.00%
|
9.30
|
9.50
|
9.20
|
9.50
|
9.50
|
9.50
|
93,400
|
|
3/31/2011
|
+0.10 / +1.06%
|
9.40
|
9.50
|
9.20
|
9.50
|
9.50
|
9.50
|
141,700
|
|
3/30/2011
|
-0.30 / -3.09%
|
9.50
|
9.50
|
9.30
|
9.40
|
9.40
|
9.40
|
151,100
|
|
3/29/2011
|
-0.40 / -3.96%
|
10.00
|
10.00
|
9.60
|
9.70
|
9.70
|
9.70
|
122,300
|
|
3/28/2011
|
+0.10 / +1.00%
|
10.00
|
10.50
|
10.00
|
10.10
|
10.10
|
10.10
|
172,900
|
|
3/25/2011
|
+0.20 / +2.04%
|
10.00
|
10.10
|
9.80
|
10.00
|
10.00
|
10.00
|
339,000
|
|
3/24/2011
|
-0.30 / -2.97%
|
10.00
|
10.10
|
9.80
|
9.80
|
9.80
|
9.80
|
106,200
|
|
|