Analysen von Jerry Dellis
| 24.02.22 | Telefonica Underperform | Jefferies & Company Inc. | |
| 25.02.21 | Telefonica Underperform | Jefferies & Company Inc. | |
| 14.01.21 | Telefonica Underperform | Jefferies & Company Inc. | |
| 25.02.16 | Telefonica verkaufen | Jefferies & Company Inc. | |
| 16.09.15 | Telefonica verkaufen | Jefferies & Company Inc. | |
| 22.07.15 | Vivendi Underperform | Jefferies & Company Inc. | |
| 03.03.15 | Vivendi Underperform | Jefferies & Company Inc. |