Week of January 30, 2012
| Date |
Open |
High |
Low |
Close |
Volume |
| Jan 30, 2012 |
54.46 |
55.00 |
52.36 |
54.34 |
1,472,922 |
| Jan 31, 2012 |
54.45 |
54.77 |
36.60 |
38.08 |
26,373,228 |
| Feb 1, 2012 |
40.73 |
43.31 |
40.62 |
41.30 |
12,295,807 |
| Feb 2, 2012 |
41.51 |
44.34 |
41.50 |
43.88 |
3,630,488 |
| Feb 3, 2012 |
44.55 |
48.26 |
44.31 |
46.83 |
5,610,220 |
Year End Stock Prices

The historical stock information provided is for informational purposes only, and is not intended for trading purposes. The historical stock information is provided by Mergent, a third party service, and Polypore International, Inc. does not maintain or provide information directly to this service. Prices display split-adjusted cost basis per share on that date.
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