QUAKER CHEMICAL CORP (KWR) has 237 open-market insider trades by 35 insiders since 2006. Over the last six months insiders net sold $208K. The most active filer is L. Wilbert Platzer, VP.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| Gulf Hungary Holding Korlatolt Felelossegu Tarsasag | 10% Owner | — | 2 | $1.4B | 2025-11-25 |
| Michael F. Barry | Dir | — | 15 | $29.6M | 2026-02-10 |
| L. Wilbert Platzer | VP | — | 26 | $13.6M | 2022-08-15 |
| D. Jeffry Benoliel | VP | — | 24 | $10.5M | 2018-08-24 |
| Dieter Laininger | VPDir | — | 10 | $9.0M | 2022-08-15 |
| Joseph A. Berquist | CEOPres | — | 15 | $6.1M | 2026-03-15 |
| Ronald J. Naples | Dir | — | 12 | $5.2M | 2010-12-22 |
| Mary Dean Hall | CFOVPTreasurer | — | 2 | $5.1M | 2021-03-15 |
| Jan Nieman | VP | — | 16 | $4.8M | 2019-03-05 |
| Michael J. Shannon | Dir | — | 4 | $4.3M | 2023-06-01 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| William H. Osborne | Director | Sell | $101K | 2026-08-04 |
| Jeewat Bijlani | VP | Sell | $107K | 2026-05-26 |
| Joseph A. Berquist | President | Buy | $50K | 2025-05-09 |
| Jeffrey Kutz | VP & Chief Accounting Officer | Sell | $35K | 2025-02-28 |
| David Slinkman | CTO & VP | Sell | $285K | 2024-11-25 |
| Jeewat Bijlani | CSO & VP | Sell | $214K |
Companies that share insiders with KWR, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2024-11-22 |
| William H. Osborne | Director | Sell | $213K | 2024-08-09 |
| Melissa Leneis | CHRO & VP | Sell | $700K | 2024-05-17 |
| Charlotte C. Henry | Director | Sell | $282K | 2024-05-17 |
| Jeewat Bijlani | CSO & VP | Sell | $1.4M | 2023-12-20 |
| Jeewat Bijlani | CSO & VP | Sell | $580K | 2023-12-14 |
| Joseph A. Berquist | CCO & VP | Sell | $503K | 2023-11-13 |
| Melissa Leneis | CHRO & VP | Sell | $1.7M | 2023-07-07 |
| Melissa Leneis | CHRO & VP | Sell | $95K | 2023-05-31 |
| Jeffry D. Frisby | Director | Sell | $729K | 2023-05-19 |