06/0023
NOTICE N.º 0023/06
We hereby inform that, on 6th January, 2006, the following issues of warrants were registered, issued by UBS AG:
| Code | Name | Quantity |
| KUU8WE | Warrants sobre PT - Call - 7,2 eur - 09.06.2006 | 10.000.000 |
| KUU9WE | Warrants sobre PT - Call - 7,4 eur - 09.06.2006 | 10.000.000 |
| KUUAWE | Warrants sobre PT - Call - 7,6 eur - 09.06.2006 | 10.000.000 |
| KUUBWE | Warrants sobre PT - Call - 7,8 eur - 09.06.2006 | 10.000.000 |
| KUUCWE | Warrants sobre PT - Call - 8 eur - 09.06.2006 | 10.000.000 |
| KUUDWE | Warrants sobre PT - Call - 8,2 eur - 09.06.2006 | 10.000.000 |
| KUUEWE | Warrants sobre PT - Call - 8,4 eur - 09.06.2006 | 10.000.000 |
| KUUFWE | Warrants sobre PT - Call - 8,6 eur - 09.06.2006 | 10.000.000 |
| KUUGWE | Warrants sobre PT - Call - 7,2 eur - 08.12.2006 | 10.000.000 |
| KUUHWE | Warrants sobre PT - Call - 7,4 eur - 08.12.2006 | 10.000.000 |
| KUUIWE | Warrants sobre PT - Call - 7,6 eur - 08.12.2006 | 10.000.000 |
| KUUJWE | Warrants sobre PT - Call - 7,8 eur - 08.12.2006 | 10.000.000 |
| KUUKWE | Warrants sobre PT - Call - 8 eur - 08.12.2006 | 10.000.000 |
| KUULWE | Warrants sobre PT - Call - 8,2 eur - 08.12.2006 | 10.000.000 |
| KUUMWE | Warrants sobre PT - Call - 8,4 eur - 08.12.2006 | 10.000.000 |
| KUUNWE | Warrants sobre PT - Call - 8,6 eur - 08.12.2006 | 10.000.000 |
| KUUOWE | Warrants s/ DJ euro stoxx 50 - Call - 3400 eur - 09.06.06 | 5.000.000 |
| KUUPWE | Warrants s/ DJ euro stoxx 50 - Call - 3500 eur - 09.06.06 | 5.000.000 |
| KUUQWE | Warrants s/ DJ euro stoxx 50 - Call - 3600 eur - 09.06.06 | 5.000.000 |
| KUURWE | Warrants s/ DJ euro stoxx 50 - Call - 3700 eur - 09.06.06 | 5.000.000 |
| KUUSWE | Warrants s/ DJ euro stoxx 50 - Call - 3800 eur - 09.06.06 | 5.000.000 |
| KUUTWE | Warrants s/ DJ euro stoxx 50 - Call - 3900 eur - 09.06.06 | 5.000.000 |
| KUUUWE | Warrants s/ DJ euro stoxx 50 - Call - 4000 eur - 09.06.06 | 5.000.000 |
| KUUVWE | Warrants s/ DJ euro stoxx 50 - Put - 3100 eur - 09.06.06 | 5.000.000 |
| KUUWWE | Warrants s/ DJ euro stoxx 50 - Put - 3200 eur - 09.06.06 | 5.000.000 |
| KUUXWE | Warrants s/ DJ euro stoxx 50 - Put - 3300 eur - 09.06.06 | 5.000.000 |
| KUUYWE | Warrants s/ DJ euro stoxx 50 - Put - 3400 eur - 09.06.06 | 5.000.000 |
| KUUZWE | Warrants s/ DJ euro stoxx 50 - Call - 3400 eur - 08.12.06 | 5.000.000 |
| KUV1WE | Warrants s/ DJ euro stoxx 50 - Call - 3500 eur - 08.12.06 | 5.000.000 |
| KUV2WE | Warrants s/ DJ euro stoxx 50 - Call - 3600 eur - 08.12.06 | 5.000.000 |
| KUV3WE | Warrants s/ DJ euro stoxx 50 - Call - 3700 eur - 08.12.06 | 5.000.000 |
| KUV4WE | Warrants s/ DJ euro stoxx 50 - Call - 3800 eur - 08.12.06 | 5.000.000 |
| KUV5WE | Warrants s/ DJ euro stoxx 50 - Call - 3900 eur - 08.12.06 | 5.000.000 |
| KUV6WE | Warrants s/ DJ euro stoxx 50 - Call - 4000 eur - 08.12.06 | 5.000.000 |
| KUV7WE | Warrants s/ DJ euro stoxx 50 - Put - 3100 eur - 08.12.06 | 5.000.000 |
| KUV8WE | Warrants s/ DJ euro stoxx 50 - Put - 3200 eur - 08.12.06 | 5.000.000 |
| KUV9WE | Warrants s/ DJ euro stoxx 50 - Put - 3300 eur - 08.12.06 | 5.000.000 |
| KUVAWE | Warrants s/ DJ euro stoxx 50 - Put - 3400 eur - 08.12.06 | 5.000.000 |
INTERBOLSA, 6th January, 2006