| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| PERI | LONGVIEW FUND LP | 10% Owner | Jun 27 '08 | Sale | 2.60 | 1,800,000 | 4,680,000 | 293,694 | Jul 11 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Jun 04 '08 | Sale | 3.01 | 94,000 | 282,761 | 1,193,694 | Jun 06 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Jun 29 '07 | Buy | 7.79 | 15,000 | 116,852 | 1,047,728 | Nov 29 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Oct 01 '07 | Buy | 9.02 | 9,700 | 87,494 | 1,272,694 | Oct 02 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Sep 28 '07 | Buy | 9.00 | 9,800 | 88,200 | 1,262,994 | Oct 02 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Sep 20 '07 | Buy | 8.52 | 100,000 | 852,000 | 1,253,194 | Sep 24 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Sep 14 '07 | Buy | 8.59 | 17,500 | 150,343 | 1,153,194 | Sep 18 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Aug 31 '07 | Buy | 8.39 | 76,236 | 639,811 | 1,135,694 | Sep 18 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Aug 30 '07 | Buy | 8.18 | 25,000 | 204,575 | 1,059,458 | Sep 18 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Jul 03 '07 | Buy | 7.42 | 1,730 | 12,837 | 1,034,458 | Jul 09 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Jun 28 '07 | Buy | 7.58 | 1,000 | 7,580 | 1,032,178 | Jun 29 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Jun 27 '07 | Buy | 7.79 | 8,000 | 62,353 | 1,031,728 | Jun 29 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Jun 26 '07 | Buy | 7.68 | 12,800 | 98,363 | 1,023,728 | Jun 29 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Mar 15 '07 | Buy | 7.25 | 800 | 5,800 | 1,011,728 | May 30 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Mar 15 '07 | Sale | 7.51 | 800 | 6,008 | 1,010,928 | May 30 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Feb 08 '07 | Buy | 6.47 | 35,000 | 226,450 | 1,010,928 | May 30 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Feb 06 '07 | Buy | 6.40 | 7,311 | 46,790 | 975,928 | May 30 12:00 AM |
| PERI | LONGVIEW FUND LP | 10% Owner | Feb 01 '07 | Buy | 6.46 | 25,000 | 161,607 | 968,617 | May 30 12:00 AM |