UniCredit’s Orcel Says Commerzbank Takeover Is an Option BloombergUniCredit’s Andrea Orcel plays a bold hand, with Commerzbank in his sights CNBCCommerzbank seeks to fend off potential UniCredit takeover, sources say ReutersUniCredit approach prompts doubt over Commerzbank’s buyback plans Financial TimesGermany Knew UniCredit Had 4.5% Commerzbank Stake, Orcel Says Bloomberg