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RENAISSANCE TECHNOLOGIES LLC
> PRPX
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2010 | PORTEC RAIL PRODUCTS INC | PRPX | 20,900 | -37,200 | 238,000 | -437,000 | $11.39 |
| 03/31/2010 | PORTEC RAIL PRODUCTS INC | PRPX | 58,100 | -400 | 675,000 | 48,000 | $11.62 |
| 12/31/2009 | PORTEC RAIL PRODUCTS INC | PRPX | 58,500 | -18,400 | 627,000 | -103,000 | $10.72 |
| 09/30/2009 | PORTEC RAIL PRODUCTS INC | PRPX | 76,900 | 1,100 | 730,000 | -17,000 | $9.49 |
| 06/30/2009 | PORTEC RAIL PRODUCTS INC | PRPX | 75,800 | -900 | 747,000 | 257,000 | $9.85 |
| 03/31/2009 | PORTEC RAIL PRODUCTS INC | PRPX | 76,700 | 0 | 490,000 | -65,000 | $6.39 |
| 12/31/2008 | PORTEC RAIL PRODUCTS INC | PRPX | 76,700 | 76,700 | 555,000 | 555,000 | $7.24 |
| 09/30/2008 | PORTEC RAIL PRODUCTS INC | PRPX | 76,500 | 2,400 | 641,000 | -215,000 | $8.38 |
| 06/30/2008 | PORTEC RAIL PRODUCTS INC | PRPX | 74,100 | 5,700 | 856,000 | 72,000 | $11.55 |
| 03/31/2008 | PORTEC RAIL PRODUCTS INC | PRPX | 68,400 | 5,800 | 784,000 | 97,000 | $11.46 |
| 12/31/2007 | PORTEC RAIL PRODUCTS INC | PRPX | 62,600 | 11,400 | 687,000 | 90,000 | $10.97 |
| 09/30/2007 | PORTEC RAIL PRODUCTS INC | PRPX | 51,200 | 30,800 | 597,000 | 350,000 | $11.66 |
| 06/30/2007 | PORTEC RAIL PRODUCTS INC | PRPX | 20,400 | 20,400 | 247,000 | 247,000 | $12.11 |
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