|
Closing price on 2/28/2012
|
|
| Open |
4.50 |
| High |
4.60 |
| Low |
4.20 |
| Volume |
313,600 |
| Split-adjusted Price |
4.20 |
|
|
PSI Historical Quote
|
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
|
2/28/2012
|
-0.10 / -2.33%
|
4.50
|
4.60
|
4.20
|
4.20
|
4.20
|
4.20
|
313,600
|
|
|
2/27/2012
|
+0.30 / +7.50%
|
4.10
|
4.30
|
4.10
|
4.30
|
4.30
|
4.30
|
160,600
|
|
|
2/24/2012
|
0.00 / 0.00%
|
4.00
|
4.10
|
3.80
|
4.00
|
4.00
|
4.00
|
480,300
|
|
|
2/23/2012
|
+0.10 / +2.56%
|
3.90
|
4.00
|
3.70
|
4.00
|
4.00
|
4.00
|
365,400
|
|
|
2/22/2012
|
+0.30 / +8.33%
|
3.50
|
3.90
|
3.50
|
3.90
|
3.90
|
3.90
|
148,900
|
|
|
2/21/2012
|
-0.10 / -2.70%
|
3.80
|
3.90
|
3.60
|
3.60
|
3.60
|
3.60
|
150,400
|
|
|
2/20/2012
|
+0.10 / +2.78%
|
3.60
|
3.70
|
3.60
|
3.70
|
3.70
|
3.70
|
248,300
|
|
|
2/17/2012
|
+0.30 / +9.09%
|
3.50
|
3.60
|
3.40
|
3.60
|
3.60
|
3.60
|
40,600
|
|
|
2/16/2012
|
-0.10 / -2.94%
|
3.20
|
3.40
|
3.20
|
3.30
|
3.30
|
3.30
|
33,600
|
|
|
2/15/2012
|
0.00 / 0.00%
|
3.50
|
3.50
|
3.40
|
3.40
|
3.40
|
3.40
|
91,900
|
|
|
2/14/2012
|
0.00 / 0.00%
|
3.40
|
3.50
|
3.30
|
3.40
|
3.40
|
3.40
|
50,500
|
|
|
2/13/2012
|
0.00 / 0.00%
|
3.30
|
3.40
|
3.20
|
3.40
|
3.40
|
3.40
|
166,800
|
|
|
2/10/2012
|
-0.10 / -2.86%
|
3.50
|
3.50
|
3.40
|
3.40
|
3.40
|
3.40
|
127,100
|
|
|
2/9/2012
|
-0.10 / -2.78%
|
3.60
|
3.70
|
3.50
|
3.50
|
3.50
|
3.50
|
109,700
|
|
|
2/8/2012
|
0.00 / 0.00%
|
3.60
|
3.70
|
3.60
|
3.60
|
3.60
|
3.60
|
51,600
|
|
|
2/7/2012
|
0.00 / 0.00%
|
3.50
|
3.60
|
3.40
|
3.60
|
3.60
|
3.60
|
79,200
|
|
|
2/6/2012
|
0.00 / 0.00%
|
3.70
|
3.70
|
3.50
|
3.60
|
3.60
|
3.60
|
134,500
|
|
|
2/3/2012
|
-0.20 / -5.26%
|
3.90
|
3.90
|
3.60
|
3.60
|
3.60
|
3.60
|
110,600
|
|
|
2/2/2012
|
+0.20 / +5.56%
|
3.70
|
3.80
|
3.60
|
3.80
|
3.80
|
3.80
|
118,300
|
|
|
2/1/2012
|
-0.10 / -2.70%
|
3.60
|
3.70
|
3.50
|
3.60
|
3.60
|
3.60
|
189,500
|
|
|
1/31/2012
|
+0.30 / +8.82%
|
3.60
|
3.70
|
3.50
|
3.70
|
3.70
|
3.70
|
198,800
|
|
|
1/30/2012
|
0.00 / 0.00%
|
3.50
|
3.60
|
3.30
|
3.40
|
3.40
|
3.40
|
55,000
|
|
|
1/20/2012
|
-0.10 / -2.86%
|
3.50
|
3.50
|
3.40
|
3.40
|
3.40
|
3.40
|
54,000
|
|
|
1/19/2012
|
+0.10 / +2.94%
|
3.30
|
3.60
|
3.30
|
3.50
|
3.50
|
3.50
|
89,900
|
|
|
1/18/2012
|
0.00 / 0.00%
|
3.20
|
3.50
|
3.20
|
3.40
|
3.40
|
3.40
|
200,200
|
|
|
1/17/2012
|
-0.10 / -2.86%
|
3.40
|
3.40
|
3.30
|
3.40
|
3.40
|
3.40
|
90,100
|
|
|
1/16/2012
|
+0.20 / +6.06%
|
3.50
|
3.50
|
3.40
|
3.50
|
3.50
|
3.50
|
101,600
|
|
|
1/13/2012
|
0.00 / 0.00%
|
3.30
|
3.40
|
3.30
|
3.30
|
3.30
|
3.30
|
40,600
|
|
|
1/12/2012
|
0.00 / 0.00%
|
3.30
|
3.40
|
3.20
|
3.30
|
3.30
|
3.30
|
73,700
|
|
|
1/11/2012
|
0.00 / 0.00%
|
3.40
|
3.50
|
3.30
|
3.30
|
3.30
|
3.30
|
79,100
|
|
|