The Santander securities account is the broker offer of Santander Kreditbank. It is advertised with free securities account management, a free annual securities account statement and attractive fund conditions.
Currently, you can only add transactions through this broker manually.
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Connection via Open Banking
You can connect your Santander account to getquin via Open Banking. To do this, tap on "Openbanking" in the new portfolio creation, select Santander as broker and enter your login data.