Closing price on 5/20/2011
|
|
Open |
10.70 |
High |
11.00 |
Low |
10.50 |
Volume |
104,700 |
Split-adjusted Price |
5.00 |
|
|
PTI Historical Quote
Date
|
Change
|
Open
|
High
|
Low
|
Close
|
Average
|
Adjusted Close
|
Volume
|
|
5/20/2011
|
-0.10 / -0.91%
|
10.70
|
11.00
|
10.50
|
10.90
|
10.90
|
5.00
|
104,700
|
|
5/19/2011
|
+0.10 / +0.92%
|
11.10
|
11.10
|
10.70
|
11.00
|
11.00
|
5.05
|
114,700
|
|
5/18/2011
|
+0.20 / +1.87%
|
10.70
|
11.10
|
10.30
|
10.90
|
10.90
|
5.00
|
137,300
|
|
5/17/2011
|
-0.40 / -3.60%
|
11.10
|
11.20
|
10.60
|
10.70
|
10.70
|
4.91
|
100,400
|
|
5/16/2011
|
-0.10 / -0.89%
|
11.20
|
11.40
|
11.10
|
11.10
|
11.10
|
5.10
|
81,700
|
|
5/13/2011
|
-0.20 / -1.75%
|
11.40
|
11.60
|
11.00
|
11.20
|
11.20
|
5.14
|
83,000
|
|
5/12/2011
|
-1.40 / -10.94%
|
11.30
|
11.70
|
10.40
|
11.40
|
11.40
|
5.23
|
152,900
|
|
5/11/2011
|
+0.30 / +2.40%
|
12.60
|
12.80
|
12.50
|
12.80
|
12.80
|
5.18
|
106,200
|
|
5/10/2011
|
0.00 / 0.00%
|
12.60
|
12.70
|
12.50
|
12.50
|
12.50
|
5.06
|
121,500
|
|
5/9/2011
|
-0.10 / -0.79%
|
12.60
|
12.60
|
12.50
|
12.50
|
12.50
|
5.06
|
112,100
|
|
5/6/2011
|
+0.10 / +0.80%
|
12.50
|
12.70
|
12.40
|
12.60
|
12.60
|
5.10
|
113,900
|
|
5/5/2011
|
+0.10 / +0.81%
|
12.40
|
12.60
|
12.30
|
12.50
|
12.50
|
5.06
|
85,500
|
|
5/4/2011
|
0.00 / 0.00%
|
12.40
|
12.70
|
12.10
|
12.40
|
12.40
|
5.02
|
105,500
|
|
4/29/2011
|
+0.30 / +2.48%
|
12.10
|
12.60
|
12.10
|
12.40
|
12.40
|
5.02
|
128,300
|
|
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
|
|
|