According to recent filings covering the 90 days ending January 13, 2026, the three most significant insider holders at Quaker Chemical are TenPercentOwner Hungary Holding Korlatolt Felelossegu Tarsasag Gulf (3.64Mn shares), TenPercentOwner Hungary Holdings Ltd Qh (3.64Mn shares), Director Michael F Barry (76.67K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Hungary Holding Korlatolt Felelossegu Tarsasag Gulf | 3,640,129 | 05 Dec, 2023 | |
| Hungary Holdings Ltd Qh | 3,635,112 | 28 Nov, 2025 | |
| Michael F Barry | 76,674 | 03 Jun, 2025 | |
| Robert H Rock | 12,948 | 03 Jun, 2022 | |
| Joseph A Berquist | Ceo And President | 12,243 | 13 May, 2025 |
| Andrew E. Tometich | Ceo And President | 9,740 | 19 Mar, 2024 |
| Adrian Steeples | Svp And Managing Director Emea | 7,552 | 18 Mar, 2022 |
| Donald R Caldwell | 7,530 | 03 Jun, 2022 | |
| Fay West | 6,555 | 03 Jun, 2025 | |
| Jeffry D Frisby | 6,082 | 03 Jun, 2025 | |
| Jeewat Bijlani | Evp And Chief Strategy Officer | 4,806 | 18 Mar, 2025 |
| Mark Douglas | 4,296 | 03 Jun, 2025 | |
| Sanjay Hinduja | 3,977 | 03 Jun, 2025 | |
| Charlotte C. Henry | 3,271 | 03 Jun, 2025 | |
| Ramaswami Seshasayee | 3,258 | 05 Jun, 2023 | |
| Shane Hostetter | Evp And Cfo | 3,216 | 19 Mar, 2024 |
| Michael J Shannon | 3,044 | 05 Jun, 2023 | |
| David Slinkman | Svp Chief Technology Officer | 3,031 | 18 Mar, 2025 |
| Robert T Traub | Svp And Gc & Corp. Sec. | 2,991 | 18 Mar, 2025 |
| Jun Ma | Svp And Reg Comm Lead Apac | 2,936 | 18 Mar, 2025 |
| Melissa Leneis | Evp And Chro | 2,609 | 21 May, 2024 |
| Jeffrey L Fleck | Svp And Chief Gsco | 2,426 | 18 Mar, 2025 |
| Russell Shaller | 2,416 | 03 Jun, 2025 | |
| Anna Ransley | Svp And Cdio | 1,959 | 19 Aug, 2025 |
| Hernandez Miguel Moreno | Svp And Reg Comm Lead Emea | 1,942 | 17 Dec, 2025 |
| Dieter Laininger | Svp And Managing Director Apac | 1,793 | 17 Aug, 2022 |
| David Will | 1,723 | 11 May, 2023 | |
| - De Ridder Lucrece Foufopoulos | 1,430 | 03 Jun, 2025 | |
| Nandita Bakhshi | 1,430 | 03 Jun, 2025 | |
| William H Osborne | 725 | 03 Jun, 2025 | |
| Kristin Rokosky | Svp And Chro | 719 | 17 Dec, 2025 |
| Renato Carvalho | Svp And Reg Comm Lead Americas | 654 | 18 Mar, 2025 |
| L Wilbert Platzer | Svp And Global Ops And Ehs & Prcmt | 634 | 17 Aug, 2022 |
| Andre Frodl | Vp And R&D Metals & Metalworking | 611 | 17 Dec, 2025 |
| Jeffrey Kutz | Vp And Chief Accounting Officer | 453 | 18 Mar, 2025 |
| Thomas Coler | Evp And Cfo | 441 | 18 Mar, 2025 |
| Dhruwa N Rai | Svp And Cido | 238 | 08 Jul, 2022 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 15 Dec, 2025 | Kristin Rokosky | Common Stock | A | 5 | - | 811 | D | M |
| 15 Dec, 2025 | Kristin Rokosky | Common Stock | A | 327 | - | 806 | D | M |
| 15 Dec, 2025 | Kristin Rokosky | Common Stock | D | 92 | $138.99 | 719 | D | F |
| 15 Dec, 2025 | Hernandez Miguel Moreno | Common Stock | A | 278 | - | 2,075 | D | M |
| 15 Dec, 2025 | Hernandez Miguel Moreno | Common Stock | A | 10 | - | 2,085 | D | M |
| 15 Dec, 2025 | Hernandez Miguel Moreno | Common Stock | D | 143 | $138.96 | 1,942 | D | F |
| 15 Dec, 2025 | Andre Frodl | Common Stock | D | 85 | $138.96 | 611 | D | F |
| 15 Dec, 2025 | Andre Frodl | Common Stock | A | 172 | - | 690 | D | M |
| 15 Dec, 2025 | Andre Frodl | Common Stock | A | 6 | - | 696 | D | M |
| 25 Nov, 2025 | Hungary Holding Korlatolt Felelossegu Tarsasag Gulf | Common Stock | D | 30,000 | - | 3,635,112 | I | J |
| 25 Nov, 2025 | Hungary Holding Korlatolt Felelossegu Tarsasag Gulf | Common Stock | D | 45,000 | - | 3,665,112 | I | J |
| 25 Nov, 2025 | Hungary Holdings Ltd Qh | Common Stock | D | 45,000 | - | 3,665,112 | D | J |
| 25 Nov, 2025 | Hungary Holdings Ltd Qh | Common Stock | D | 30,000 | - | 3,635,112 | D | J |
| 15 Aug, 2025 | Anna Ransley | - | - | 1,959 | D | |||
| 15 Aug, 2025 | Anna Ransley | Common Stock | D | 372 | $135.40 | 1,959 | D | F |
| 01 Jun, 2025 | Russell Shaller | Common Stock | A | 551 | $108.84 | 2,416 | D | A |
| 01 Jun, 2025 | Russell Shaller | - | - | 2,416 | D | |||
| 01 Jun, 2025 | - De Ridder Lucrece Foufopoulos | Common Stock | A | 551 | $108.84 | 1,430 | D | A |
| 01 Jun, 2025 | Nandita Bakhshi | Common Stock | A | 551 | $108.84 | 1,430 | D | A |
| 31 May, 2025 | Jeffry D Frisby | Common Stock | A | 9 | - | 6,082 | D | M |