| SC 13G/A | 2020-02-13 | Neuberger Berman Group LLC | QUAKER CHEMICAL CORP | 765,367 | 4.3% | EDGAR |
| SC 13G/A | 2020-02-12 | VANGUARD GROUP INC | QUAKER CHEMICAL CORP | 1,546,936 | 8.7% | EDGAR |
| SC 13G/A | 2020-02-04 | BlackRock Inc. | QUAKER CHEMICAL CORP | 1,995,691 | 11.3% | EDGAR |
| SC 13G/A | 2020-02-04 | ROYCE & ASSOCIATES LP | QUAKER CHEMICAL CORP | 794,554 | 4.5% | EDGAR |
| SC 13G/A | 2020-01-06 | EAGLE ASSET MANAGEMENT INC | QUAKER CHEMICAL CORP | 986,378 | 5.6% | EDGAR |
| SC 13G/A | 2019-12-05 | JPMORGAN CHASE & CO | QUAKER CHEMICAL CORP | 799,612 | 4.5% | EDGAR |
| SC 13D | 2019-08-09 | Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | QUAKER CHEMICAL CORP | 4,273,951 | 24.2% | EDGAR |
| SC 13G/A | 2019-06-10 | PRICE T ROWE ASSOCIATES INC /MD/ | QUAKER CHEMICAL CORP | 1,411,348 | 10.5% | EDGAR |
| SC 13G | 2019-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | QUAKER CHEMICAL CORP | 689,792 | 5.1% | EDGAR |
| SC 13G/A | 2019-02-13 | Neuberger Berman Group LLC | QUAKER CHEMICAL CORP | 687,508 | 5.2% | EDGAR |
| SC 13G/A | 2019-02-12 | VANGUARD GROUP INC | QUAKER CHEMICAL CORP | 1,476,813 | 11.1% | EDGAR |
| SC 13G/A | 2019-01-31 | BlackRock Inc. | QUAKER CHEMICAL CORP | 1,901,771 | 14.3% | EDGAR |
| SC 13G/A | 2019-01-17 | EAGLE ASSET MANAGEMENT INC | QUAKER CHEMICAL CORP | 983,268 | 7.4% | EDGAR |
| SC 13G/A | 2019-01-16 | EAGLE ASSET MANAGEMENT INC | QUAKER CHEMICAL CORP | 983,268 | 7.4% | EDGAR |
| SC 13G/A | 2019-01-16 | EAGLE ASSET MANAGEMENT INC | QUAKER CHEMICAL CORP | 2,282,157 | 16.5% | EDGAR |
| SC 13G/A | 2019-01-16 | ROYCE & ASSOCIATES LP | QUAKER CHEMICAL CORP | 713,137 | 5.4% | EDGAR |
| SC 13G | 2019-01-14 | JPMORGAN CHASE & CO | QUAKER CHEMICAL CORP | 721,268 | 5.4% | EDGAR |
| SC 13G/A | 2018-04-10 | VANGUARD GROUP INC | QUAKER CHEMICAL CORP | 1,360,487 | 10.2% | EDGAR |
| SC 13G | 2018-02-15 | Neuberger Berman Group LLC | QUAKER CHEMICAL CORP | 711,208 | 5.4% | EDGAR |
| SC 13G/A | 2018-02-12 | VANGUARD GROUP INC | QUAKER CHEMICAL CORP | 1,237,619 | 9.3% | EDGAR |