COPA DEL REY (LIGUILLA DE OCTAVOS DE FINAL, GRUPO 8) 1925-26
| Partido 01 | 28-02-26 | Torrelavega | 0-5 | Real Sociedad |
| Partido 02 | 07-03-26 | Real Sociedad | 5-3 | Arenas |
| Partido 03 | 14-03-26 | Arenas | 4-1 | Torrelavega |
| Partido 04 | 21-03-26 | Real Sociedad | 4-1 | Torrelavega |
| Partido 05 | 28-03-26 | Arenas | 1-4 | Real Sociedad |
| Partido 06 | 04-04-26 | Torrelavega | 1-3 | Arenas |
| J | G | E | P | GF | GC | Ptos | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Real Sociedad | 4 | 4 | 0 | 0 | 18 | 5 | 8 |
| 2 | Arenas | 4 | 2 | 0 | 2 | 11 | 11 | 4 |
| 3 | Torrelavega | 4 | 0 | 0 | 4 | 3 | 16 | 0 |