Stock Power Instructions

 
You may use the Stock Power form to transfer ownership of your Ameren Corporation common stock, and preferred stock.

Instructions:
  1. Complete the online Stock Power form.
  2. Print a copy of the form for your records.
  3. Take the printed form to a member of the Medallion Guarantee program, such as a broker, bank, or credit union. Each owner must have their signature Medallion Guaranteed.
  4. Determine the type of delivery method you would like to use. If mailing certificates, we recommend registered mail, insured for 2% of the market value of the shares. Mail the stock certificate and any other transfer requirements:

  U.S. Mail:
Ameren Services Company
Investor Services
P.O. Box 66887
St. Louis, MO 63166-6887
Overnight Delivery:
Ameren Services Company
Investor Services; M.C. 1035
One Ameren Plaza
1901 Chouteau Avenue
St. Louis, MO 63103
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