| Shareholder | Share |
| Gerlin NV/Teslin Capital Management (NL) | 6.7% |
| Objectif Small Cap (F) | 5.3% |
| LOYS Investment S.A. | 5.2% |
| Midlin NV/Teslin Capital Management (NL) | 5.2% |
| Allianz Vie S.A. (F) | 5.1% |
| Luxempart Pipe SARL | 5.1% |
| Universal-Investment-Gesellschaft mbH | 3.1% |
| Freefloat | 64.3% |