KWR - CIK 0000081362
QUAKER CHEMICAL CORP has filed 1,935 documents with the SEC between 1994 and 2026. The most frequent type is insider trade (1,142 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Insider trade | 4 | 2025-06-03 | 2025-05-31 |
| Insider trade | 4 | 2025-06-03 | 2025-05-31 |
| Insider trade | 4 | 2025-06-03 | 2025-05-31 |
| Insider trade | 4 | 2025-06-03 | 2025-05-31 |
| Insider trade | 4 | 2025-06-03 | 2025-05-31 |
| Insider trade | 4 | 2025-06-03 | 2025-05-31 |
| SD | - | 2025-05-29 | - |
| Insider trade | 4 | 2025-05-27 | 2025-05-22 |
| Insider trade | 4 | 2025-05-27 | 2025-05-22 |
| SCHEDULE 13D/A | - | 2025-05-27 | - |
| Major company event | 8-K | 2025-05-16 | 2025-05-14 |
| Insider trade | 4 | 2025-05-13 | 2025-05-09 |
| Major company event | 8-K | 2025-05-08 | 2025-05-07 |
| Quarterly report | 10-Q | 2025-05-01 | 2025-03-31 |
| Major company event | 8-K | 2025-05-01 | 2025-05-01 |
| SCHEDULE 13G/A | - | 2025-04-28 | - |
| Major company event | 8-K | 2025-04-03 | 2025-04-01 |
| Proxy statement | DEF 14A | 2025-03-31 | 2024-12-31 |
| Major company event | 8-K | 2025-03-27 | 2025-03-25 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| Insider trade | 4 | 2025-03-18 | 2025-03-15 |
| New insider ownership | 3 | 2025-03-06 | 2025-03-01 |
| New insider ownership | 3 | 2025-03-06 | 2025-03-01 |
| New insider ownership | 3 | 2025-03-06 | 2025-03-01 |
| Insider trade | 4 | 2025-03-03 | 2025-02-27 |
| Insider trade | 4 | 2025-03-03 | 2025-02-28 |
| Annual report | 10-K | 2025-02-24 | 2024-12-31 |
| Major company event | 8-K | 2025-02-24 | 2025-02-24 |
| SCHEDULE 13D/A | - | 2025-02-11 | - |
| Insider trade | 4 | 2025-02-11 | 2025-02-07 |
| Insider trade | 4 | 2025-02-11 | 2025-02-07 |
| SCHEDULE 13D/A | - | 2025-02-06 | - |
| Insider trade | 4 | 2025-02-06 | 2025-02-04 |
| Insider trade | 4 | 2025-02-06 | 2025-02-04 |
| SCHEDULE 13D/A | - | 2025-02-03 | - |
| Insider trade | 4 | 2025-02-03 | 2025-01-30 |
| Insider trade | 4 | 2025-02-03 | 2025-01-30 |
| New insider ownership | 3 | 2025-01-31 | 2025-01-22 |
| SCHEDULE 13D/A | - | 2025-01-29 | - |
| Insider trade | 4 | 2025-01-29 | 2025-01-27 |