As of September 09, 2026, the three largest insider holders of OEC are Anthony Lynn Davis (Director, 325.16K shares), Jeffrey Glajch (Chief Financial Officer, 118.02K shares), Carlos Quinones (Sr. Vp Global Operations, 112.71K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | Anthony Lynn Davis | Director | 5,250 | 325,164 | 330,414 | 20.9% | 13 Sep, 2023 |
| 2 | Paul E Huck | Director | 163,293 | 0 | 163,293 | 10.3% | 30 Jun, 2026 |
| 3 | Kerry A Galvin | Director | 150,356 | 0 | 150,356 | 9.5% | 30 Jun, 2026 |
| 4 | Jeffrey Glajch | Chief Financial Officer | 118,022 | 0 | 118,022 | 7.5% | 07 May, 2025 |
| 5 | Carlos Quinones | Sr. Vp Global Operations | 112,710 | 0 | 112,710 | 7.1% | 01 May, 2026 |
| 6 | Mary A Lindsey | Director | 106,657 | 0 | 106,657 | 6.7% | 30 Jun, 2026 |
| 7 | Didier Miraton | Director | 103,293 | 0 | 103,293 | 6.5% | 30 Jun, 2026 |
| 8 | Jonathan A. Puckett | Chief Financial Officer | 90,726 | 0 | 90,726 | 5.7% | 01 May, 2026 |
| 9 | Pedro Riveros | Sr. Vp Global Rubber | 78,888 | 0 | 78,888 | 5.0% | 01 May, 2026 |
| 10 | Hans Dietrich Winkhaus | Director | 72,204 | 0 | 72,204 | 4.6% | 24 Jun, 2024 |
| 11 | Michel Wurth | Director | 67,507 | 0 | 67,507 | 4.3% | 30 Jun, 2025 |
| 12 | Yi Hyon Paik | Director | 65,039 | 0 | 65,039 | 4.1% | 30 Jun, 2026 |
| 13 | Lorin Crenshaw | Chief Financial Officer | 44,522 | 0 | 44,522 | 2.8% | 08 Oct, 2021 |
| 14 | Jacqueline Hoogerbrugge | Director | 32,085 | 0 | 32,085 | 2.0% | 30 Jun, 2026 |
| 15 | Sandra Niewiem | Sr. Vp Global Specialties | 27,380 | 0 | 27,380 | 1.7% | 23 Feb, 2026 |
| 16 | Robert G. Hrivnak | Chief Accounting Officer | 19,599 | 0 | 19,599 | 1.2% | 05 Apr, 2023 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 26 Jun, 2026 | Mary A Lindsey | Director | Acquired A | 19,150 | $0.00 | $0 | 75,039 | Direct |
| 26 Jun, 2026 | Jacqueline Hoogerbrugge | Director | Acquired A | 19,150 | $0.00 | $0 | 32,085 | Direct |
| 26 Jun, 2026 | Didier Miraton | Director | Acquired A | 19,150 | $0.00 | $0 | 73,357 | Direct |
| 26 Jun, 2026 | Yi Hyon Paik | Director | Acquired A | 19,150 | $0.00 | $0 | 65,039 | Direct |
| 26 Jun, 2026 | Kerry A Galvin | Director | Acquired A | 19,150 | $0.00 | $0 | 84,753 | Direct |
| 26 Jun, 2026 | Paul E Huck | Director | Acquired A | 19,150 | $0.00 | $0 | 103,357 | Direct |
| 26 Jun, 2026 | Dan F Smith | Director | Acquired A | 19,150 | $0.00 | $0 | 110,857 | Direct |
| 29 Apr, 2026 | Jonathan A. Puckett | Chief Financial Officer | Acquired A | 41,513 | $0.00 | $0 | 90,726 | Direct |
| 29 Apr, 2026 | Carlos Quinones | Sr. Vp Global Operations | Acquired A | 23,018 | $0.00 | $0 | 112,710 | Direct |
| 29 Apr, 2026 | Pedro Riveros | Sr. Vp Global Rubber | Acquired A | 24,898 | $0.00 | $0 | 78,888 | Direct |
| 19 Feb, 2026 | Sandra Niewiem | Sr. Vp Global Specialties | Disposed F | 2,662 | $6.27 | $16.69K | 24,255 | Direct |
| 19 Feb, 2026 | Sandra Niewiem | Sr. Vp Global Specialties | Acquired A | 5,952 | $0.00 | $0 | 30,207 | Direct |
| 19 Feb, 2026 | Sandra Niewiem | Sr. Vp Global Specialties | Disposed F | 2,827 | $6.27 | $17.73K | 27,380 | Direct |
| 13 Dec, 2025 | Jonathan A. Puckett | Chief Financial Officer | Acquired A | 49,213 | $0.00 | $0 | 49,213 | Direct |
| 27 Jun, 2025 | Jacqueline Hoogerbrugge | Director | Acquired A | 12,935 | $0.00 | $0 | 12,935 | Direct |
| 27 Jun, 2025 | Michel Wurth | Director | Acquired A | 12,935 | $0.00 | $0 | 45,889 | Direct |
| 27 Jun, 2025 | Michel Wurth | Director | Acquired A | 12,935 | $0.00 | $0 | 45,889 | Direct |
| 27 Jun, 2025 | Michel Wurth | Director | Acquired A | 12,935 | $0.00 | $0 | 45,889 | Direct |
| 27 Jun, 2025 | Paul E Huck | Director | Acquired A | 12,935 | $0.00 | $0 | 84,207 | Direct |
| 27 Jun, 2025 | Kerry A Galvin | Director | Acquired A | 12,935 | $0.00 | $0 | 65,603 | Direct |