As of Monday, January 4, 2016, Hauck & Aufhäuser Privatbankiers KGaA, Frankfurt am Main (D) assumes the obligation as market maker for the following instruments:
| Shares | ISIN | Code | Max.-Spread | Min.-Size, pieces |
| Porr AG | AT0000609607 | POS | 3% | 450 |
| SCHOELLER-BLECKMANN OILFIELD EQUIPMENT AG | AT0000946652 | SBO | 1.5% | 400 |