GAZ-Service Open Joint-Stock Company agreed to acquire an additional 2.938579% stake in Gazprombank Open Joint Stock Company from ZAO Leader for RUB 6.6 billion on October 18, 2011. As of November 25, 2011, Transaction was approved by the Board of Directors at GAZ-Service.

GAZ-Service Open Joint-Stock Company cancelled the acquisition of an additional 2.938579% stake in Gazprombank Open Joint Stock Company from ZAO Leader on October 18, 2012.