Company filings profile · CIK 0000081362
QUAKER CHEMICAL CORP — SEC filings & insider activity.
Real, source-linked SEC EDGAR activity for QUAKER CHEMICAL CORP (KWR): 11 filings in the last 90 days vs 23 in the prior 90 (filing-velocity cooling ↓ · 0.48×). Latest material 8-K events, insider Form-4 transactions, and periodic reports — monitored for change.
✔ Verified against the public SEC EDGAR filing record as of Oct 2, 2026. Source-linked, daily-refreshed.
Material 8-K events — QUAKER CHEMICAL CORP
8-K disclosures decoded by item code (the material events: agreements, results, control/management changes, impairments, restatements).
| Filed | Event | |
|---|---|---|
| Oct 1, 2026 | Entry into a Material Agreement; Material Direct Financial Obligation; Financial Statements and Exhibits | ↗ |
| Sep 8, 2026 | Departure/Election of Directors or Officers; Financial Statements and Exhibits | ↗ |
| Jul 30, 2026 | Results of Operations (earnings); Financial Statements and Exhibits | ↗ |
| Jul 7, 2026 | Departure/Election of Directors or Officers | ↗ |
| May 15, 2026 | Departure/Election of Directors or Officers; Item 5.07; Regulation FD Disclosure; Financial Statements and Exhibits | ↗ |
| Apr 30, 2026 | Results of Operations (earnings); Financial Statements and Exhibits | ↗ |
| Apr 14, 2026 | Entry into a Material Agreement; Material Direct Financial Obligation; Financial Statements and Exhibits | ↗ |
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Insider transactions (Form 4 / 3 / 5)
Recent filings
| Filed | Form | Detail | |
|---|---|---|---|
| Oct 1, 2026 | 8-K | Entry into a Material Agreement; Material Direct Financial Obligation; Financial Statements and Exhibits | ↗ |
| Sep 8, 2026 | 8-K | Departure/Election of Directors or Officers; Financial Statements and Exhibits | ↗ |
| Aug 24, 2026 | 4 | OWNERSHIP DOCUMENT | ↗ |
| Aug 24, 2026 | SCHEDULE 13D/A | ↗ | |
| Aug 11, 2026 | 4 | FORM 4 | ↗ |
| Aug 6, 2026 | 4 | FORM 4 | ↗ |
| Jul 31, 2026 | S-3ASR | S-3ASR | ↗ |
| Jul 31, 2026 | S-3ASR | S-3ASR | ↗ |
| Jul 30, 2026 | 10-Q | 10-Q | ↗ |
| Jul 30, 2026 | 8-K | Results of Operations (earnings); Financial Statements and Exhibits | ↗ |
| Jul 7, 2026 | 8-K | Departure/Election of Directors or Officers | ↗ |
| Jun 17, 2026 | 4 | FORM 4 | ↗ |
| Jun 12, 2026 | 11-K | 11-K | ↗ |
| Jun 3, 2026 | 4 | FORM 4 | ↗ |
| Jun 2, 2026 | 4 | FORM 4 | ↗ |
| Jun 2, 2026 | 4 | FORM 4 | ↗ |
| Jun 2, 2026 | 4 | FORM 4 | ↗ |
| Jun 2, 2026 | 4 | FORM 4 | ↗ |
| Jun 2, 2026 | 4 | FORM 4 | ↗ |
| Jun 2, 2026 | 4 | FORM 4 | ↗ |
| Jun 2, 2026 | 4 | FORM 4 | ↗ |
| Jun 2, 2026 | 4 | FORM 4 | ↗ |
| Jun 2, 2026 | 4 | FORM 4 | ↗ |
| May 28, 2026 | 4 | FORM 4 | ↗ |
| May 28, 2026 | SCHEDULE 13D/A | ↗ | |
| May 28, 2026 | 4 | OWNERSHIP DOCUMENT | ↗ |
| May 28, 2026 | 4 | OWNERSHIP DOCUMENT | ↗ |
| May 28, 2026 | SD/A | SD/A | ↗ |
| May 28, 2026 | SD | SD | ↗ |
| May 15, 2026 | 8-K | Departure/Election of Directors or Officers; Item 5.07; Regulation FD Disclosure; Financial Statements and Exhibits | ↗ |
| Apr 30, 2026 | 10-Q | 10-Q | ↗ |
| Apr 30, 2026 | 8-K | Results of Operations (earnings); Financial Statements and Exhibits | ↗ |
| Apr 29, 2026 | SCHEDULE 13G | ↗ | |
| Apr 14, 2026 | 8-K | Entry into a Material Agreement; Material Direct Financial Obligation; Financial Statements and Exhibits | ↗ |
| Apr 1, 2026 | 4/A | FORM 4/A | ↗ |
| Apr 1, 2026 | 4/A | FORM 4/A | ↗ |
| Mar 31, 2026 | DEF 14A | DEF 14A | ↗ |
| Mar 27, 2026 | SCHEDULE 13G/A | ↗ | |
| Mar 17, 2026 | 4 | FORM 4 | ↗ |
| Mar 17, 2026 | 4 | FORM 4 | ↗ |