| 2005-05-05 | Sale | Minerals Technologies Inc. MTX | director | 11,700 0.0568% | $68.26 | $798,642 | -14.64% | |
| 2005-05-04 | Sale | Minerals Technologies Inc. MTX | director | 88,300 0.2519% | $39.53 | $3.49M | -13.33% | |
| 2003-08-28 | Sale | Minerals Technologies Inc. MTX | director | 53,206 0.2622% | $49.97 | $2.66M | +11.09% | |
| 2003-08-27 | Sale | Minerals Technologies Inc. MTX | director | 133,500 0.4031% | $30.63 | $4.09M | +10.95% |