Bank Millennium SA was established in 1989 as Bank Inicjatyw Gospodarczych BIG SA. Initially, 98% of shares in it were owned by Warta, Poczta Polska, PZU, Universal and Transakcja foreign trade headquarters , and 2% were held by natural persons. In 1992 the Bank's shares—the first shares of a financial institution—debuted on the Warsaw Stock Exchange. In 1997 the Bank merged with Bank Gda?ski SA . A year later in cooperation with its Portuguese shareholder and partner Banco Comercial Portugues , the Bank launched the Millennium retail service network. Today BCP holds 50.1% shares of Bank Millennium.May 31, 2019 Bank Millennium S.A. took over Euro Bank as a result of acquiring about 99.79% of the shares that he bought from Société Générale. On September 10, 2019, the Polish Financial Supervision Authority granted permission to merge banks. On October 1, 2019, there was a legal merger and Bank Millennium and Euro Bank became one bank.
