Closing price on 9/30/2011
|
|
Open |
6.50 |
High |
6.70 |
Low |
6.20 |
Volume |
167,700 |
Split-adjusted Price |
6.20 |
|
|
PSI Historical Quote
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
9/30/2011
|
-0.30 / -4.62%
|
6.50
|
6.70
|
6.20
|
6.20
|
6.20
|
6.20
|
167,700
|
|
9/29/2011
|
-0.20 / -2.99%
|
6.70
|
6.70
|
6.40
|
6.50
|
6.50
|
6.50
|
331,000
|
|
9/28/2011
|
-0.10 / -1.47%
|
7.00
|
7.00
|
6.70
|
6.70
|
6.70
|
6.70
|
123,600
|
|
9/27/2011
|
+0.10 / +1.49%
|
6.80
|
6.90
|
6.70
|
6.80
|
6.80
|
6.80
|
160,500
|
|
9/26/2011
|
-0.20 / -2.90%
|
7.00
|
7.10
|
6.70
|
6.70
|
6.70
|
6.70
|
83,400
|
|
9/23/2011
|
-0.10 / -1.43%
|
6.80
|
7.00
|
6.80
|
6.90
|
6.90
|
6.90
|
151,700
|
|
9/22/2011
|
0.00 / 0.00%
|
6.80
|
7.10
|
6.70
|
7.00
|
7.00
|
7.00
|
164,600
|
|
9/21/2011
|
+0.10 / +1.45%
|
7.00
|
7.20
|
6.70
|
7.00
|
7.00
|
7.00
|
193,000
|
|
9/20/2011
|
-0.30 / -4.17%
|
7.10
|
7.30
|
6.80
|
6.90
|
6.90
|
6.90
|
322,800
|
|
9/19/2011
|
+0.30 / +4.35%
|
7.00
|
7.30
|
6.90
|
7.20
|
7.20
|
7.20
|
229,600
|
|
9/16/2011
|
-0.30 / -4.17%
|
7.20
|
7.20
|
6.80
|
6.90
|
6.90
|
6.90
|
240,600
|
|
9/15/2011
|
-0.20 / -2.70%
|
7.20
|
7.50
|
7.20
|
7.20
|
7.20
|
7.20
|
364,900
|
|
9/14/2011
|
-0.10 / -1.33%
|
7.60
|
8.00
|
7.30
|
7.40
|
7.40
|
7.40
|
608,600
|
|
9/13/2011
|
+0.10 / +1.35%
|
7.50
|
7.80
|
7.30
|
7.50
|
7.50
|
7.50
|
959,400
|
|
9/12/2011
|
+0.20 / +2.78%
|
7.00
|
7.50
|
7.00
|
7.40
|
7.40
|
7.40
|
598,100
|
|
9/9/2011
|
+0.30 / +4.35%
|
6.90
|
7.50
|
6.80
|
7.20
|
7.20
|
7.20
|
430,900
|
|
9/8/2011
|
-0.20 / -2.82%
|
7.20
|
7.40
|
6.90
|
6.90
|
6.90
|
6.90
|
576,700
|
|
9/7/2011
|
+0.40 / +5.97%
|
6.90
|
7.10
|
6.90
|
7.10
|
7.10
|
7.10
|
406,800
|
|
9/6/2011
|
-0.30 / -4.29%
|
6.90
|
6.90
|
6.70
|
6.70
|
6.70
|
6.70
|
563,400
|
|
9/5/2011
|
-0.40 / -5.41%
|
7.80
|
7.80
|
6.90
|
7.00
|
7.00
|
7.00
|
269,300
|
|
9/1/2011
|
+0.30 / +4.23%
|
7.30
|
7.40
|
7.20
|
7.40
|
7.40
|
7.40
|
447,100
|
|
8/31/2011
|
+0.40 / +5.97%
|
6.80
|
7.10
|
6.60
|
7.10
|
7.10
|
7.10
|
773,700
|
|
8/30/2011
|
+0.30 / +4.69%
|
6.70
|
6.70
|
6.50
|
6.70
|
6.70
|
6.70
|
488,600
|
|
8/29/2011
|
+0.50 / +8.47%
|
6.10
|
6.40
|
6.00
|
6.40
|
6.40
|
6.40
|
425,400
|
|
8/26/2011
|
-0.20 / -3.28%
|
6.00
|
6.10
|
5.90
|
5.90
|
5.90
|
5.90
|
105,100
|
|
8/25/2011
|
+0.10 / +1.67%
|
6.20
|
6.20
|
5.90
|
6.10
|
6.10
|
6.10
|
278,000
|
|
8/24/2011
|
-0.10 / -1.64%
|
6.10
|
6.20
|
5.90
|
6.00
|
6.00
|
6.00
|
314,100
|
|
8/23/2011
|
+0.10 / +1.67%
|
6.40
|
6.40
|
6.00
|
6.10
|
6.10
|
6.10
|
310,000
|
|
8/22/2011
|
+0.30 / +5.26%
|
5.80
|
6.00
|
5.80
|
6.00
|
6.00
|
6.00
|
117,400
|
|
8/19/2011
|
-0.20 / -3.39%
|
5.70
|
5.90
|
5.60
|
5.70
|
5.70
|
5.70
|
107,600
|
|
|