Commerzbank switches US/CA/CH shares to WR credit – new fees despite free depot?

Hello everyone, I received mail from Commerzbank. From June, Clearstream will be switching over the custody of securities from the USA, Canada and Switzerland (from collective custody to securities invoice / WR credit). The whole thing runs automatically, but according to the letter it has financial consequences: Increased custody fees: Although my custody account is free due to a volume of >50k, it says: “Increased custody fees apply to holdings in securities accounts (recognizable in the custody account by the abbreviation AKV).” The k