Over the 90-day window ending February 19, 2026, Graftech International's three dominant insider ownership positions are held by TenPercentOwner House Capital Ltd Colonial (3.14Mn shares), Other Gp Ltd Bcp (2.34Mn shares), Svp And Commercial And Cts Ortiz Inigo Perez (21.39K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| House Capital Ltd Colonial | 3,135,806 | 20 May, 2024 | |
| Gp Ltd Bcp | 2,335,283 | 04 Jan, 2024 | |
| Ortiz Inigo Perez | Svp And Commercial And Cts | 21,390 | 14 Mar, 2025 |
| Jeremy S. Halford | Evp And Chief Operating Officer | 21,139 | 14 Mar, 2025 |
| Timothy K Flanagan | Ceo And President | 19,689 | 14 Mar, 2025 |
| David J. Rintoul | President And Ceo | 11,566 | 09 Nov, 2021 |
| Jean-Marc Germain | 9,000 | 12 May, 2025 | |
| Gina K Gunning | Clo & Corporate Secretary | 6,679 | 27 Feb, 2024 |
| Diego Donoso | 5,650 | 12 Nov, 2024 | |
| Marcel Kessler | 5,208 | 12 Nov, 2024 | |
| Quinn J Coburn | Cfo And Vp Finance & Treasurer | 5,025 | 01 Jun, 2021 |
| Sachin M Shivaram | 5,000 | 15 May, 2025 | |
| Catherine Hedoux-Delgado | Interim Cfo And Treasurer | 2,955 | 27 Feb, 2024 |
| Henry R. Keizer | 2,797 | 13 Nov, 2023 | |
| Andrew James Renacci | Interim Clo And Corp. Secy. | 1,814 | 14 Mar, 2025 |
| Rory F. O'Donnell | Chief Financial Officer & Svp | 14,298 | 05 Sep, 2025 |
| Eric V Roegner | 10 | 17 Mar, 2025 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 03 Sep, 2025 | Rory F. O'Donnell | Common Stock | D | 1,874 | $9.13 | 14,298 | D | F |
| 03 Sep, 2025 | Rory F. O'Donnell | Common Stock | A | 6,172 | - | 16,172 | D | M |
| 15 May, 2025 | Sachin M Shivaram | - | - | 5,000 | D | |||
| 15 May, 2025 | Sachin M Shivaram | Common Stock | A | 20,000 | $0.84 | 5,000 | D | P |
| 14 May, 2025 | Sachin M Shivaram | Common Stock | A | 30,000 | $0.85 | 3,000 | D | P |
| 14 May, 2025 | Sachin M Shivaram | - | - | 3,000 | D | |||
| 12 May, 2025 | Jean-Marc Germain | Common Stock | A | 50,000 | $0.78 | 9,000 | D | P |
| 12 May, 2025 | Jean-Marc Germain | - | - | 9,000 | D | |||
| 14 Mar, 2025 | Eric V Roegner | - | - | 10 | I | |||
| 14 Mar, 2025 | Eric V Roegner | Common Stock | A | 100 | $1.10 | 10 | I | P |
| 14 Mar, 2025 | Eric V Roegner | Common Stock | A | 226 | $1.11 | 23 | I | P |
| 14 Mar, 2025 | Eric V Roegner | - | - | 23 | I | |||
| 12 Mar, 2025 | Timothy K Flanagan | Common Stock | A | 152,841 | - | 24,328 | D | M |
| 12 Mar, 2025 | Timothy K Flanagan | Common Stock | D | 46,388 | $1.04 | 19,689 | D | F |
| 12 Mar, 2025 | Jeremy S. Halford | - | - | 21,139 | D | |||
| 12 Mar, 2025 | Jeremy S. Halford | Common Stock | D | 39,132 | $1.04 | 21,139 | D | F |
| 12 Mar, 2025 | Jeremy S. Halford | Common Stock | A | 128,935 | - | 25,052 | D | M |
| 12 Mar, 2025 | Ortiz Inigo Perez | Common Stock | A | 101,438 | - | 21,390 | D | M |
| 12 Mar, 2025 | Andrew James Renacci | Common Stock | D | 6,094 | $1.04 | 1,814 | D | F |
| 12 Mar, 2025 | Andrew James Renacci | Common Stock | A | 18,001 | - | 2,424 | D | M |