Closing price on 9/21/2011
|
|
Open |
5.60 |
High |
5.70 |
Low |
5.50 |
Volume |
138,920 |
Split-adjusted Price |
5.50 |
|
|
VST Historical Quote
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
9/21/2011
|
-0.20 / -3.51%
|
5.60
|
5.70
|
5.50
|
5.50
|
5.50
|
5.50
|
138,920
|
|
9/20/2011
|
-0.20 / -3.39%
|
5.90
|
5.90
|
5.70
|
5.70
|
5.70
|
5.70
|
141,020
|
|
9/19/2011
|
+0.20 / +3.51%
|
5.60
|
5.90
|
5.50
|
5.90
|
5.90
|
5.90
|
55,460
|
|
9/16/2011
|
-0.20 / -3.39%
|
5.90
|
5.90
|
5.70
|
5.70
|
5.90
|
5.70
|
176,850
|
|
9/15/2011
|
-0.30 / -4.84%
|
6.00
|
6.20
|
5.90
|
5.90
|
5.90
|
5.90
|
138,710
|
|
9/14/2011
|
-0.30 / -4.62%
|
6.70
|
6.70
|
6.20
|
6.20
|
6.20
|
6.20
|
266,010
|
|
9/13/2011
|
+0.10 / +1.56%
|
6.40
|
6.60
|
6.30
|
6.50
|
6.50
|
6.50
|
265,440
|
|
9/12/2011
|
+0.30 / +4.92%
|
6.30
|
6.40
|
6.10
|
6.40
|
6.40
|
6.40
|
248,550
|
|
9/9/2011
|
-0.20 / -3.17%
|
6.30
|
6.40
|
6.10
|
6.10
|
6.30
|
6.10
|
218,830
|
|
9/8/2011
|
+0.30 / +5.00%
|
6.20
|
6.30
|
6.20
|
6.30
|
6.30
|
6.30
|
211,110
|
|
9/7/2011
|
+0.20 / +3.45%
|
5.90
|
6.00
|
5.80
|
6.00
|
6.00
|
6.00
|
189,470
|
|
9/6/2011
|
+0.20 / +3.57%
|
5.70
|
5.80
|
5.60
|
5.80
|
5.80
|
5.80
|
542,050
|
|
9/5/2011
|
+0.20 / +3.70%
|
5.40
|
5.60
|
5.40
|
5.60
|
5.60
|
5.60
|
434,810
|
|
9/1/2011
|
+0.20 / +3.85%
|
5.20
|
5.40
|
5.20
|
5.40
|
5.20
|
5.40
|
265,970
|
|
8/31/2011
|
+0.20 / +4.00%
|
5.10
|
5.20
|
5.00
|
5.20
|
5.20
|
5.20
|
171,130
|
|
8/30/2011
|
0.00 / 0.00%
|
5.00
|
5.10
|
4.90
|
5.00
|
5.00
|
5.00
|
71,270
|
|
8/29/2011
|
+0.10 / +2.04%
|
4.90
|
5.10
|
4.90
|
5.00
|
5.00
|
5.00
|
64,400
|
|
8/26/2011
|
0.00 / 0.00%
|
4.90
|
5.00
|
4.90
|
4.90
|
4.90
|
4.90
|
12,730
|
|
8/25/2011
|
0.00 / 0.00%
|
4.90
|
4.90
|
4.80
|
4.90
|
4.90
|
4.90
|
21,250
|
|
8/24/2011
|
-0.10 / -2.00%
|
4.90
|
5.00
|
4.90
|
4.90
|
4.90
|
4.90
|
64,070
|
|
8/23/2011
|
0.00 / 0.00%
|
5.00
|
5.00
|
4.90
|
5.00
|
5.00
|
5.00
|
93,000
|
|
8/22/2011
|
+0.10 / +2.04%
|
4.90
|
5.10
|
4.90
|
5.00
|
5.00
|
5.00
|
134,180
|
|
8/19/2011
|
-0.10 / -2.00%
|
4.90
|
4.90
|
4.80
|
4.90
|
4.88
|
4.90
|
18,580
|
|
8/18/2011
|
+0.20 / +4.17%
|
4.90
|
5.00
|
4.90
|
5.00
|
5.00
|
5.00
|
34,290
|
|
8/17/2011
|
+0.20 / +4.35%
|
4.70
|
4.80
|
4.70
|
4.80
|
4.80
|
4.80
|
28,300
|
|
8/16/2011
|
-0.10 / -2.13%
|
4.70
|
4.80
|
4.60
|
4.60
|
4.60
|
4.60
|
7,280
|
|
8/15/2011
|
-0.10 / -2.08%
|
4.70
|
4.70
|
4.70
|
4.70
|
4.70
|
4.70
|
25,760
|
|
8/12/2011
|
+0.10 / +2.13%
|
4.70
|
4.80
|
4.60
|
4.80
|
4.70
|
4.80
|
38,610
|
|
8/11/2011
|
-0.20 / -4.08%
|
4.90
|
4.90
|
4.70
|
4.70
|
4.70
|
4.70
|
62,790
|
|
8/10/2011
|
0.00 / 0.00%
|
4.90
|
4.90
|
4.70
|
4.90
|
4.90
|
4.90
|
94,550
|
|
|