| Type of Security | Unsponsored BDR Level I |
| Stock Code | ATTB34 |
| ISIN Code | BRATTBBDR007 |
| Maximum Spread | 3,0% |
| Quantity | 500 |
| Round Lot | 100 |
| Market Maker | Bradesco S.A. CTVM |
| Market Maker Hired Yes | Yes, by ATT Inc. |
| Expiration of the Contract | 12 months, automatically extendable for similar periods |
| Contract in Force since | 10/10/11 |
| Market Maker since | 10/19/11 |