GrafTech International Ltd
Ownership
Ownership Structure
Who owns GrafTech International Ltd (EAF)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 70.6% of the shares are freely tradable; institutional investors hold 45.7%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Yacktman Asset Management Co | 4.40 | 1,149,267 | +7.7 | 06/30/2026 |
| Marathon Asset Management LLC | 3.69 | 962,828 | -20.5 | 06/30/2026 |
| Charles Schwab Investment Management Inc | 3.50 | 911,962 | -18.8 | 03/31/2026 |
| Vanguard Capital Management, LLC | 3.31 | 864,606 | +0.0 | 03/31/2026 |
| Benefit Street Partners L.L.C. | 2.82 | 736,745 | +3.3 | 06/30/2026 |
| Marshall Wace Asset Management Ltd | 2.79 | 728,618 | +47.2 | 03/31/2026 |
| Franklin Templeton Inc | 2.73 | 713,062 | +0.0 | 03/31/2026 |
| Ameriprise Financial Inc | 2.16 | 562,500 | +0.7 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| AMG Yacktman I | 2.68 | 700,000 | +0.0 | 06/30/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 2.35 | 612,208 | +0.0 | 08/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| O'Donnell Rory F. | Chief Financial Officer & SVP | 25,546 | 283,561 $ | Sep 3, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sep 3, 2026 | O'Donnell Rory F. | Chief Financial Officer & SVP | Other | 1,827 | 6.30 | 11,510 |
| Sep 3, 2026 | O'Donnell Rory F. | Chief Financial Officer & SVP | Other | 6,171 | – | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: September 25, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.