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RENAISSANCE TECHNOLOGIES LLC
> BDCO
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2010 | BLUE DOLPHIN ENERGY CO | BDCO | 34,600 | -78,900 | 12,000 | -29,000 | $0.35 |
| 03/31/2010 | BLUE DOLPHIN ENERGY CO | BDCO | 113,500 | -36,900 | 41,000 | -8,000 | $0.36 |
| 12/31/2009 | BLUE DOLPHIN ENERGY CO | BDCO | 150,400 | -11,500 | 49,000 | -30,000 | $0.33 |
| 09/30/2009 | BLUE DOLPHIN ENERGY CO | BDCO | 161,900 | -2,600 | 79,000 | 10,000 | $0.49 |
| 06/30/2009 | BLUE DOLPHIN ENERGY CO | BDCO | 164,500 | -2,300 | 69,000 | 2,000 | $0.42 |
| 03/31/2009 | BLUE DOLPHIN ENERGY CO | BDCO | 166,800 | 100 | 67,000 | 9,000 | $0.40 |
| 12/31/2008 | BLUE DOLPHIN ENERGY CO | BDCO | 166,700 | 166,700 | 58,000 | 58,000 | $0.35 |
| 09/30/2008 | BLUE DOLPHIN ENERGY CO | BDCO | 160,600 | 41,500 | 133,000 | -119,000 | $0.83 |
| 06/30/2008 | BLUE DOLPHIN ENERGY CO | BDCO | 119,100 | 65,300 | 252,000 | 171,000 | $2.12 |
| 03/31/2008 | BLUE DOLPHIN ENERGY CO | BDCO | 53,800 | 16,900 | 81,000 | 23,000 | $1.51 |
| 12/31/2007 | BLUE DOLPHIN ENERGY CO | BDCO | 36,900 | 36,900 | 58,000 | 58,000 | $1.57 |
| 03/31/2007 | BLUE DOLPHIN ENERGY CO | BDCO | 0 | -38,800 | 0 | -119,000 | |
| 12/31/2006 | BLUE DOLPHIN ENERGY CO | BDCO | 38,800 | 38,800 | 119,000 | 119,000 | $3.07 |
| 09/30/2006 | BLUE DOLPHIN ENERGY CO | BDCO | 21,300 | -78,600 | 83,000 | -370,000 | $3.90 |
| 06/30/2006 | BLUE DOLPHIN ENERGY CO | BDCO | 99,900 | 99,900 | 453,000 | 453,000 | $4.53 |
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