Official List
| Denomination | TELEFONICA |
| Isin Code | ES0178430E18 |
| Exchange Code | 1TEF |
| Minimum price | 3.784 |
| Minimum price quantity | 264 |
| Maximum price | 3.804 |
| Maximum price quantity | 584 |
| Official Price | 3.797773 |
| Closing Reference Price | 3.802 |
| Opening Auction Price | |
| Total Quantity | 848 |
| Total Turnover | 3,220.512 |
| Number of Contracts | 2 |
| Closing Auction Price |