07/1092
NOTICE N.º 1092/07
We hereby inform that, for having reached the maturity on 14th September, 2007, one was cancelled, on 18 of the present month, the registry of the following issues of warrants issued by UBS AG:
| Code | Name |
| KUWDWE | Warrants sobre DJ Euro stoxx 50 - Call - 3800 EUR - 14.09.07 |
| KUWEWE | Warrants sobre DJ Euro stoxx 50 - Put - 3600 EUR - 14.09.07 |
| KUWFWE | Warrants sobre DJ Euro stoxx 50 - Put - 3200 EUR - 14.09.07 |
| KUWGWE | Warrants sobre DJ Euro stoxx 50 - Put - 3400 EUR - 14.09.07 |
| KUWHWE | Warrants sobre DJ Euro stoxx 50 - Put - 3700 EUR - 14.09.07 |
| KUWIWE | Warrants sobre DJ Euro stoxx 50 - Call - 3900 EUR - 14.09.07 |
| KUWJWE | Warrants sobre DJ Euro stoxx 50 - Call - 4000 EUR - 14.09.07 |
| KUWKWE | Warrants sobre DJ Euro stoxx 50 - Call - 4100 EUR - 14.09.07 |
| KUWLWE | Warrants sobre DJ Euro stoxx 50 - Put - 3800 EUR - 14.09.07 |
| KUWMWE | Warrants sobre DJ Euro stoxx 50 - Call - 4300 EUR - 14.09.07 |
| KUXIWE | Warrants sobre Dax - Put - 5200 EUR - 14.09.2007 |
| KUXJWE | Warrants sobre Dax - Put - 5400 EUR - 14.09.2007 |
| KUXKWE | Warrants sobre Dax - Put - 5600 EUR - 14.09.2007 |
| KUXLWE | Warrants sobre Dax - Put - 5700 EUR - 14.09.2007 |
| KUXMWE | Warrants sobre Dax - Put - 5800 EUR - 14.09.2007 |
| KUXNWE | Warrants sobre Dax - Call - 6400 EUR - 14.09.2007 |
| KUXOWE | Warrants sobre Dax - Call - 6200 EUR - 14.09.2007 |
| KUXPWE | Warrants sobre Dax - Call - 6000 EUR - 14.09.2007 |
| KUXQWE | Warrants sobre Dax - Call - 5900 EUR - 14.09.2007 |
| KUXRWE | Warrants sobre Dax - Call - 5800 EUR - 14.09.2007 |
INTERBOLSA, 19th September, 2007