Ameren Illinois Co., 4.42% Series Cumulative Serial Preferred Stock

Ticker: AILIN

Parent Ticker: AEE

OTC Grey Market Temporary Ticker:

Issuance Date:

1st Call Date: Anytime

Maturity Date: None

Shares Issued: 16,190

Overallotment Shares: 0

Coupon: 4.42%

Face Value: $100.00

Cumulative: Yes

Qualified: Yes

Quarterly Dividend Amount: 1.105

Ex-Dividend Months: JAN, APR, JUL, OCT

Approx. Ex-Dividend Day: 6

Payment Months: FEB, MAY, AUG, NOV

Payment Day: 1

S&P Rating: BBB-

III Rating: B

Moody Rating: Baa2