Is AEE a good stock to own? Find out who bought Ameren Corporation, who sold Ameren Corporation (AEE) stock, and who holds a large position in Ameren Corporation.

• Vanguard owns 17.33M shares worth $606.82M
• STATE STREET CORPORATION owns 12.72M shares worth $445.34M
• Allianz Global Investors of America owns 7.30M shares worth $237.78M
• Tradewinds Global Investors owns 5.37M shares worth $178.83M
• ARONSON JOHNSON ORTIZ owns 4.84M shares worth $169.61M
• Allianz Asset Management AG owns 4.84M shares worth $157.76M
• Jefferies owns 3.99M shares worth $129.80M
• ALLIANCEBERNSTEIN owns 3.01M shares worth $98.32M
• AXA owns 2.42M shares worth $71.90M
• Charles Schwab Investment Management owns 2.39M shares worth $83.45M
• ----------------------------------------------------------------------------- owns 2.33M shares worth $81.68M
• Canada Pension Plan Investment Board owns 2.23M shares worth $78.08M
• PanAgora Asset Management owns 2.19M shares worth $67.19M
• Renaissance Technologies owns 2.14M shares worth $74.79M
• Ameriprise Financial owns 2.11M shares worth $70.81M
• Millennium Management owns 1.98M shares worth $69.47M
• AXA owns 1.75M shares worth $53.83M
• LUMINUS MANAGEMENT owns 1.72M shares worth $60.17M
• QS Investors owns 1.70M shares worth $14.07M
• Geode Capital Management owns 1.66M shares worth $58.00M
• ING Groep N.V. owns 1.61M shares worth $56.52M
• Inves owns 1.57M shares worth $54.94M
• ING Investment Management owns 1.51M shares worth $46.42M
• NUMERIC INVESTORS owns 1.45M shares worth $44.55M
• Principal Financial owns 1.38M shares worth $48.41M
• W. H. Reaves & Co owns 1.37M shares worth $44.76M
• GOLDMAN SACHS owns 1.35M shares worth $47.23M
• American Century Companies owns 1.28M shares worth $41.67M
• D. E. Shaw & Co owns 1.26M shares worth $44.26M
• Barclays owns 1.16M shares worth $37.84M
• Legal & General owns 1.12M shares worth $34.26M
• Two Sigma Investments owns 1.06M shares worth $32.69M
• New York State Common Retirement Fund owns 1.05M shares worth $36.81M
• Frank Russell Company owns 1.05M shares worth $33.73M

• 13F File No.: Name: sold on Dec. 31, 2011
• LSV Asset Management sold on Dec. 31, 2011
• Adage Capital Partners GP sold on Sept. 30, 2011
• Johnson Investment Counsel sold on June 30, 2011
• Mason Street Advisors sold on June 30, 2011
• Golden Capital Management sold on March 31, 2011
• Bill & Melinda Gates Foundation Trust sold on Sept. 30, 2006

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