| Spain Segunda FEB | 10/28 10:55 | - | Baskonia II v CB Tormes | W | 74-57 | |
| Spain Segunda FEB | 10/14 09:57 | - |
Baskonia II v
Marin
|
W | 79-70 | |
| Spain Segunda FEB | 04/14 18:00 | - |
Fundacion 5+11 v
Zamora
|
W | 91-73 | |
| Spain Segunda FEB | 04/07 16:30 | - | Martorell Solvin v Fundacion 5+11 | L | 65-62 | |
| Spain Segunda FEB | 03/30 18:45 | - |
Fundacion Lucentum
v
Fundacion 5+11 |
L | 91-72 | |
| Spain Segunda FEB | 03/24 17:00 | - |
Baskonia II v
Navarra
|
L | 76-78 | |
| Spain Segunda FEB | 03/11 11:00 | - | Fundacion 5+11 v Agustinos | W | 84-80 | |
| Spain Segunda FEB | 02/11 10:52 | - | Fundacion 5+11 v Myrtia Murcia | W | 75-68 | |
| Spain Segunda FEB | 01/21 10:54 | - | Fundacion 5+11 v L'Hospitalet | W | 96-70 | |
| Spain Segunda FEB | 12/29 17:00 | - |
Fundacion 5+11 v
Granada
|
L | 61-74 | |
| Spain Segunda FEB | 12/20 19:30 | - |
Zamora
v
Fundacion 5+11 |
L | 90-78 | |
| Spain Segunda FEB | 12/01 19:30 | - |
Navarra
v
Baskonia II |
L | 93-81 | |
| Spain Segunda FEB | 11/26 11:00 | - | Baskonia II v Avila | L | 59-86 | |
| Spain Segunda FEB | 11/18 19:45 | - | Agustinos v Baskonia II | L | 76-61 | |
| Spain Segunda FEB | 11/08 19:30 | - |
Real Canoe
v
Baskonia II |
L | 97-71 | |
| Spain Segunda FEB | 11/05 11:00 | - | Baskonia II v Albacete | L | 66-81 | |
| Spain Segunda FEB | 10/28 17:00 | - | Myrtia Murcia v Baskonia II | L | 78-74 | |
| Spain Segunda FEB | 10/14 18:00 | - | L'Hospitalet v Fundacion 5+11 | L | 97-76 | |
| Spain Segunda FEB | 09/30 16:00 | - | Moron v Baskonia II | L | 92-83 |
Baskonia B is the reserve team of Baskonia. It currently plays in Tercera FEB, the fourth tier of Spanish basketball.
In the 2000–01 season, it played in Liga EBA with Tiago Splitter as its most important player. In 2012, the team becomes to Fundación 5+11 from the agreement between the club and Deportivo Alavés, the main football club in Vitoria-Gasteiz. In 2016, the club requests to the FEB a place in the Spanish 2nd-tier level LEB Oro for the 2016–17 season. In 2017, the request of the club has been accepted by the FEB and the team will occupy a place in the Spanish 3rd-tier level LEB Plata for the 2017–18 season.