As of Thursday, April 12, 2007, Timber Hill (Europe) AG assumes obligations as market maker for the following shares:
| Company | A-TEC INDUSTRIES AG |
| ISIN | AT00000ATEC9 |
| Short Code | ATEC |
| Max.-spread | 2% |
| Min.-size | 300 shares |
| Company | Intercell AG |
| ISIN | AT0000612601 |
| Short Code | ICLL |
| Max.-spread | 1% |
| Min.-size | 2,000 shares |