Holding/activity history for Cabot Corp. (CBT)
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Reported Price |
| 2009 Q1 | 0 | 0 | Sell 100.00% | 0.54 | |
| 2008 Q4 | 311,300 | 0.54 | Reduce 70.15% | 1.27 | $15.30 |
| 2008 Q3 | 1,042,800 | 2.75 | Add 7.95% | 0.20 | $31.78 |
| 2008 Q2 | 966,000 | 1.88 | Add 3.76% | 0.07 | $24.31 |
| 2008 Q1 | 931,000 | 2.01 | Add 30.28% | 0.47 | $28.00 |
| 2007 Q4 | 714,600 | 1.58 | Add 27.18% | 0.34 | $33.34 |
| 2007 Q3 | 561,900 | 1.21 | Reduce 17.50% | 0.26 | $35.53 |
| 2007 Q2 | 681,100 | 1.89 | Add 75.77% | 0.81 | $47.68 |
| 2007 Q1 | 387,500 | 1.08 | Reduce 15.37% | 0.20 | $47.73 |
| 2006 Q4 | 457,900 | 1.20 | $43.57 |