| 2023-12-01 | Quaker Chemical Corporation KWR | 10 percent owner | 17,737 – | $0 | $0 | +5.42% | ||
| 2022-08-10 | Quaker Chemical Corporation KWR | 50,000 0.2676% | $184.27 | $9.21M | -1.58% | |||
| 2022-05-23 | Quaker Chemical Corporation KWR | 127,736 – | $0 | $0 | +31.62% | |||
| 2021-03-09 | Quaker Chemical Corporation KWR | 10 percent owner | 236,626 – | $0 | $0 | -4.2% | ||
| 2020-08-27 | Quaker Chemical Corporation KWR | 10 percent owner | 300,262 – | $0 | $0 | +25.16% |