Union Electric Co acquires CIPSCO Inc

Union Electric (UE) merged with CIPSCO to form Ameren (AM) in a stock swap transaction valued at $#.## bil. CIPSCO common shareholders received #.## AM shares and UE common shareholders received # AM share for each share held…

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Ameren Corp (parent of Union Electric Co) Mergers & Acquisitions

AmerenUE acquires Aquila Inc-Illinois Peaking(2) from Aquila Inc (4/3/2006 12:00:00 AM)

Ameren Corp acquires NRG Energy-Power Plant,MO from NRG Energy Inc (3/29/2006 12:00:00 AM)

Ameren Corp acquires Illinois Power Co from Dynegy Inc (10/1/2004 12:00:00 AM)

Ameren Corp acquires a minority stake in Electric Energy Inc (10/1/2004 12:00:00 AM)

Ameren Corp acquires Aquila-Gas Distn Op,MO from Aquila Inc (5/3/2004 12:00:00 AM)

Ameren Corp acquires CILCORP Inc from AES Corp (1/31/2003 12:00:00 AM)

Trans-Elect Inc acquires Illinois Power-High Voltage from Ameren Corp (pending) (10/9/2002 12:00:00 AM)

Ameren Energy Communications acquires Energy Measurement Enterprises (5/17/2000 12:00:00 AM)

AmerGen Energy Co acquires Illinois Power-Nulcear Station from Ameren Corp (12/16/1999 12:00:00 AM)

MACTEC Inc acquires QST Environmental from Ameren Corp (6/25/1999 12:00:00 AM)

CIPSCO Inc. Mergers & Acquisitions

Central Illinois Public Svc Co acquires Union Elec-N Ill Ret Elec Bus from Ameren Corp (12/30/1992 12:00:00 AM)