|
Closing price on 5/25/2011
|
|
| Open |
13.50 |
| High |
13.50 |
| Low |
13.00 |
| Volume |
54,600 |
| Split-adjusted Price |
2.79 |
|
|
STP Historical Quote
|
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
|
5/25/2011
|
-0.60 / -4.41%
|
13.50
|
13.50
|
13.00
|
13.00
|
13.04
|
2.79
|
54,600
|
|
|
5/24/2011
|
-0.90 / -6.21%
|
14.40
|
14.40
|
13.60
|
13.60
|
13.91
|
2.91
|
196,600
|
|
|
5/23/2011
|
-1.00 / -6.45%
|
15.60
|
15.60
|
14.50
|
14.50
|
14.60
|
3.11
|
113,600
|
|
|
5/20/2011
|
-0.30 / -1.90%
|
15.70
|
15.90
|
15.30
|
15.50
|
15.48
|
3.32
|
88,800
|
|
|
5/19/2011
|
-0.30 / -1.86%
|
16.50
|
16.50
|
15.80
|
15.80
|
15.96
|
3.39
|
45,300
|
|
|
5/18/2011
|
-0.20 / -1.23%
|
16.00
|
16.30
|
15.80
|
16.10
|
16.02
|
3.45
|
76,000
|
|
|
5/17/2011
|
-0.60 / -3.55%
|
17.00
|
17.00
|
16.10
|
16.30
|
16.38
|
3.49
|
152,300
|
|
|
5/16/2011
|
-0.40 / -2.31%
|
17.20
|
17.60
|
16.80
|
16.90
|
17.10
|
3.62
|
119,300
|
|
|
5/13/2011
|
-0.50 / -2.81%
|
17.70
|
17.90
|
17.30
|
17.30
|
17.59
|
3.71
|
83,000
|
|
|
5/12/2011
|
0.00 / 0.00%
|
18.00
|
18.00
|
17.70
|
17.80
|
17.93
|
3.81
|
76,600
|
|
|
5/11/2011
|
-0.50 / -2.73%
|
18.30
|
18.30
|
17.70
|
17.80
|
18.01
|
3.81
|
40,200
|
|
|
5/10/2011
|
+0.70 / +3.98%
|
17.50
|
18.40
|
17.50
|
18.30
|
18.36
|
3.92
|
198,400
|
|
|
5/9/2011
|
0.00 / 0.00%
|
17.30
|
18.00
|
16.70
|
17.60
|
17.23
|
3.77
|
104,800
|
|
|
5/6/2011
|
+0.50 / +2.92%
|
17.60
|
17.70
|
17.00
|
17.60
|
17.30
|
3.77
|
61,500
|
|
|
5/5/2011
|
-0.90 / -5.00%
|
18.00
|
18.00
|
17.10
|
17.10
|
17.42
|
3.66
|
79,700
|
|
|
5/4/2011
|
-0.70 / -3.74%
|
19.00
|
19.00
|
18.00
|
18.00
|
18.32
|
3.86
|
52,800
|
|
|
4/29/2011
|
+0.50 / +2.75%
|
18.70
|
19.20
|
18.20
|
18.70
|
18.85
|
4.01
|
145,500
|
|
|
4/28/2011
|
-1.20 / -6.19%
|
19.40
|
19.50
|
18.10
|
18.20
|
18.68
|
3.90
|
160,400
|
|
|
4/27/2011
|
0.00 / 0.00%
|
19.90
|
20.00
|
19.00
|
19.40
|
19.39
|
4.16
|
54,200
|
|
|
4/26/2011
|
-1.50 / -7.18%
|
21.10
|
21.10
|
19.30
|
19.40
|
19.72
|
4.16
|
104,100
|
|
|
4/25/2011
|
+0.90 / +4.50%
|
19.60
|
20.90
|
19.60
|
20.90
|
20.70
|
4.48
|
176,200
|
|
|
4/22/2011
|
-0.10 / -0.50%
|
20.20
|
20.20
|
19.20
|
20.00
|
19.59
|
4.29
|
93,200
|
|
|
4/21/2011
|
-0.40 / -1.95%
|
20.00
|
20.90
|
20.00
|
20.10
|
20.40
|
4.31
|
96,700
|
|
|
4/20/2011
|
-0.40 / -1.91%
|
20.00
|
20.90
|
19.70
|
20.50
|
20.10
|
4.39
|
204,200
|
|
|
4/19/2011
|
-0.60 / -2.79%
|
21.00
|
21.90
|
20.60
|
20.90
|
21.06
|
4.48
|
137,300
|
|
|
4/18/2011
|
-1.00 / -4.44%
|
22.80
|
23.40
|
21.30
|
21.50
|
21.94
|
4.61
|
200,800
|
|
|
4/15/2011
|
-0.50 / -2.17%
|
23.10
|
23.10
|
22.50
|
22.50
|
22.73
|
4.82
|
58,500
|
|
|
4/14/2011
|
-0.30 / -1.29%
|
23.30
|
23.30
|
22.90
|
23.00
|
23.07
|
4.93
|
49,600
|
|
|
4/13/2011
|
-0.40 / -1.69%
|
23.60
|
24.00
|
23.20
|
23.30
|
23.40
|
4.99
|
90,200
|
|
|
4/8/2011
|
+0.10 / +0.42%
|
23.40
|
23.80
|
23.40
|
23.70
|
23.57
|
5.08
|
72,700
|
|
|