- UniCredit increases stake in Commerzbank to 21%The Financial Times
- UniCredit defies Germany by using derivatives to obtain 21% stake in CommerzbankReuters
- Barclays helped UniCredit quietly increase its stake in CommerzbankBloomberg
- European banks are the target of a takeover bid. How to invest.Barron’s
- Andrea Orcel, Commerzbank and the repurchase of securitiesThe Financial Times
