| Type of Security | Stocks |
| Stock Code | OIBR4 |
| ISIN Code | BROIBRACNPR8 |
| Maximum Spread | 5,00% |
| Quantity | 8000 |
| Round Lot | 100 |
| Market Maker | Credit Suisse (Brasil) S.A. CTVM |
| Market Maker Hired Yes | Yes, by Oi S.A. |
| Expiration of the Contract | Undetermined |
| Contract in Force since | 12/1/17 |
| Market Maker since | 12/1/17 |