Closing price on 4/28/2011
|
|
Open |
12.40 |
High |
12.70 |
Low |
12.00 |
Volume |
69,500 |
Split-adjusted Price |
4.89 |
|
|
PTI Historical Quote
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
4/28/2011
|
-0.30 / -2.42%
|
12.40
|
12.70
|
12.00
|
12.10
|
12.10
|
4.89
|
69,500
|
|
4/27/2011
|
-0.20 / -1.59%
|
12.00
|
12.70
|
12.00
|
12.40
|
12.40
|
5.02
|
100,500
|
|
4/26/2011
|
-0.30 / -2.33%
|
12.30
|
12.90
|
12.10
|
12.60
|
12.60
|
5.10
|
124,000
|
|
4/25/2011
|
+0.70 / +5.74%
|
11.80
|
12.90
|
11.80
|
12.90
|
12.90
|
5.22
|
171,200
|
|
4/22/2011
|
+0.30 / +2.52%
|
12.00
|
12.20
|
11.80
|
12.20
|
12.20
|
4.93
|
75,700
|
|
4/21/2011
|
-0.60 / -4.80%
|
12.00
|
12.50
|
11.80
|
11.90
|
11.90
|
4.81
|
111,200
|
|
4/20/2011
|
-0.10 / -0.79%
|
12.60
|
12.70
|
12.30
|
12.50
|
12.50
|
5.06
|
107,500
|
|
4/19/2011
|
+0.10 / +0.80%
|
12.20
|
12.80
|
12.20
|
12.60
|
12.60
|
5.10
|
142,500
|
|
4/18/2011
|
+0.40 / +3.31%
|
12.00
|
13.00
|
12.00
|
12.50
|
12.50
|
5.06
|
121,800
|
|
4/15/2011
|
-0.80 / -6.20%
|
12.50
|
13.00
|
12.10
|
12.10
|
12.10
|
4.89
|
150,700
|
|
4/14/2011
|
-0.20 / -1.53%
|
12.60
|
13.10
|
12.60
|
12.90
|
12.90
|
5.22
|
145,800
|
|
4/8/2011
|
+0.10 / +0.77%
|
12.70
|
13.10
|
12.20
|
13.10
|
13.10
|
5.30
|
105,200
|
|
4/7/2011
|
-0.20 / -1.52%
|
12.40
|
13.00
|
12.40
|
13.00
|
13.00
|
5.26
|
177,400
|
|
4/6/2011
|
-0.10 / -0.75%
|
13.50
|
13.50
|
13.10
|
13.20
|
13.20
|
5.34
|
120,800
|
|
4/5/2011
|
+0.40 / +3.10%
|
13.40
|
13.40
|
12.60
|
13.30
|
13.30
|
5.38
|
148,800
|
|
4/4/2011
|
-0.30 / -2.27%
|
13.10
|
13.10
|
12.80
|
12.90
|
12.90
|
5.22
|
61,100
|
|
4/1/2011
|
-0.30 / -2.22%
|
13.50
|
13.50
|
12.80
|
13.20
|
13.20
|
5.34
|
97,700
|
|
3/31/2011
|
0.00 / 0.00%
|
13.40
|
13.80
|
13.10
|
13.50
|
13.50
|
5.46
|
145,500
|
|
3/30/2011
|
0.00 / 0.00%
|
13.40
|
13.50
|
12.80
|
13.50
|
13.50
|
5.46
|
84,700
|
|
3/29/2011
|
-0.10 / -0.74%
|
13.60
|
13.80
|
13.30
|
13.50
|
13.50
|
5.46
|
131,800
|
|
3/28/2011
|
-0.10 / -0.73%
|
13.90
|
13.90
|
13.50
|
13.60
|
13.60
|
5.50
|
122,400
|
|
3/25/2011
|
0.00 / 0.00%
|
14.20
|
14.20
|
13.70
|
13.70
|
13.70
|
5.54
|
131,900
|
|
3/24/2011
|
0.00 / 0.00%
|
14.30
|
14.30
|
13.70
|
13.70
|
13.70
|
5.54
|
129,700
|
|
3/23/2011
|
-0.10 / -0.72%
|
13.70
|
14.00
|
13.60
|
13.70
|
13.70
|
5.54
|
135,400
|
|
3/22/2011
|
-0.40 / -2.82%
|
14.30
|
14.40
|
13.60
|
13.80
|
13.80
|
5.58
|
118,300
|
|
3/21/2011
|
-0.10 / -0.70%
|
14.40
|
14.60
|
14.20
|
14.20
|
14.20
|
5.74
|
103,800
|
|
3/18/2011
|
+0.20 / +1.42%
|
14.40
|
14.40
|
14.00
|
14.30
|
14.30
|
5.78
|
145,600
|
|
3/17/2011
|
0.00 / 0.00%
|
14.20
|
14.20
|
14.00
|
14.10
|
14.10
|
5.70
|
207,000
|
|
3/16/2011
|
+0.10 / +0.71%
|
14.40
|
14.50
|
14.00
|
14.10
|
14.10
|
5.70
|
162,000
|
|
3/15/2011
|
+0.10 / +0.72%
|
14.40
|
14.40
|
14.00
|
14.00
|
14.00
|
5.66
|
145,500
|
|
|