Kreditbanken is a former bank

Bank

A bank is a financial institution that serves as a financial intermediary. The term "bank" may refer to one of several related types of entities:...

 that was based in Stockholm

Stockholm

Stockholm is the capital and the largest city of Sweden and constitutes the most populated urban area in Scandinavia. Stockholm is the most populous city in Sweden, with a population of 851,155 in the municipality , 1.37 million in the urban area , and around 2.1 million in the metropolitan area...

, Sweden

Sweden

Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....

. In 1974 it was merged with the Post Bank to form PK-Banken. In 1980, PK-Banken purchased Nordbanken, after which it changed its name to Nordbanken, which in turn became part of Nordea

Nordea

Nordea Bank AB is a Stockholm-based financial services group operating in Northern Europe. The bank is the result of the successive mergers and acquisitions of the Swedish, Finnish, Danish and Norwegian banks of Nordbanken, Merita Bank, Unibank and Kreditkassen that took place between 1997 and 2000...

.
The Kreditbanken is notable in that the condition known as Stockholm syndrome

Stockholm syndrome

In psychology, Stockholm Syndrome is an apparently paradoxical psychological phenomenon wherein hostages express empathy and have positive feelings towards their captors, sometimes to the point of defending them...

 was named for the Norrmalmstorg robbery

Norrmalmstorg robbery

The Norrmalmstorg robbery was a bank robbery and hostage crisis best known as the origin of the term Stockholm syndrome. It occurred at the Norrmalmstorg square in Stockholm, Sweden in 1973...

that took place here.