| 2023-05-05 | Sale | Quaker Chemical Corporation KWR | director | 14,000 0.0761% | $202.45 | $2.83M | -7.5% | |
| 2023-04-14 | Sale | Quaker Chemical Corporation KWR | director | 200 0.0011% | $200.00 | $40,000 | -2.05% | |
| 2023-04-12 | Sale | Quaker Chemical Corporation KWR | director | 100 0.0006% | $200.21 | $20,021 | -1.33% | |
| 2023-03-06 | Sale | Quaker Chemical Corporation KWR | director | 300 0.0017% | $200.03 | $60,009 | -2.07% | |
| 2023-03-03 | Sale | Quaker Chemical Corporation KWR | director | 400 0.0022% | $200.02 | $80,009 | -4.23% | |
| 2023-02-01 | Sale | Quaker Chemical Corporation KWR | director | 15,000 0.0826% | $199.77 | $3M | -5.48% | |
| 2021-12-31 | Sale | Quaker Chemical Corporation KWR | director | 6,186 0.0347% | $231.06 | $1.43M | -26.51% | |
| 2021-12-30 | Sale | Quaker Chemical Corporation KWR | director | 10,500 0.0592% | $231.21 | $2.43M | -26.38% | |
| 2021-12-29 | Sale | Quaker Chemical Corporation KWR | director | 13,314 0.0751% | $231.28 | $3.08M | -26.29% | |
| 2021-05-10 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 30,000 0.1722% | $236.42 | $7.09M | +1.5% | |
| 2020-10-12 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 9,168 0.0514% | $195.33 | $1.79M | +24.75% | |
| 2020-10-09 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 20,832 0.1177% | $194.74 | $4.06M | +26.19% | |
| 2020-07-20 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 27,088 0.1523% | $198.72 | $5.38M | +20.89% | |
| 2020-02-11 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 16,400 0.0929% | $180.26 | $2.96M | +6.39% | |
| 2020-02-06 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 1,200 0.0068% | $180.01 | $216,008 | +6.57% | |
| 2020-02-05 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 2,400 0.0136% | $180.08 | $432,184 | +6.27% | |
| 2019-09-06 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 7,668 0.0472% | $159.02 | $1.22M | +3.34% | |
| 2019-09-05 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 37,488 0.2323% | $159.23 | $5.97M | +3.9% | |
| 2018-03-01 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 2,500 0.0198% | $160.13 | $400,320 | +16% | |
| 2016-03-07 | Sale | Quaker Chemical Corporation KWR | Chairman, CEO and President | 28,000 0.2134% | $83.01 | $2.32M | +19.62% |