Orion Engineered Carbons SA
Ownership
Ownership Structure
Who owns Orion Engineered Carbons SA (OEC)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 90.7% of the shares are freely tradable; institutional investors hold 95.5%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Pzena Investment Management, LLC | 8.14 | 4,599,907 | +0.4 | 03/31/2026 |
| BlackRock Inc | 7.01 | 3,962,334 | -1.4 | 03/31/2026 |
| Divisar Capital Management, LLC | 5.99 | 3,384,750 | -5.1 | 06/30/2026 |
| American Century Companies Inc | 5.67 | 3,202,288 | +27.7 | 06/30/2026 |
| D. E. Shaw & Co LP | 3.88 | 2,194,308 | -11.4 | 06/30/2026 |
| Dimensional Fund Advisors, Inc. | 3.49 | 1,973,595 | -4.2 | 06/30/2026 |
| AQR Capital Management LLC | 3.46 | 1,954,195 | +123.5 | 03/31/2026 |
| Amvescap Plc. | 3.05 | 1,725,759 | -4.5 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Avantis US Small Cap Value ETF | 5.74 | 3,242,981 | +0.2 | 08/31/2026 |
| Invesco Small Cap Value A | 2.73 | 1,541,648 | +0.0 | 07/31/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: September 17, 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.