| 1999-12-20 | Quaker Chemical Corporation KWR | director | 1,500 – | $0 | $0 | +21.62% | ||
| 1997-02-04 | Quaker Chemical Corporation KWR | director | 500 – | $0 | $0 | +5.71% | ||
| 1991-08-08 | Quaker Chemical Corporation KWR | director | 500 – | $0 | $0 | +17.1% | ||
| 1989-06-05 | Quaker Chemical Corporation KWR | director | 1,500 – | $0 | $0 | +3.52% |