Banco Santander is trading 4.01% lower at €12.02, and the reason for the October 7 decline remains unclear, with no verified company-specific announcement or clearly linked catalyst identified.
- The decline reverses part of the recent rebound, following gains on October 5 and October 6.
- Earlier Bolsonaro-related Brazilian election news was associated with a prior rise, not this decline; available market context does not establish a direct cause.