#United States #St. Louis #Ameren Illinois #Mortgage Bonds #Energy Provider

Ameren Illinois Pricing Public Offering of Bonds

Ameren Illinois Company, a notable subsidiary of Ameren Corporation (NYSE: AEE), has recently announced a significant milestone in its financial journey. On September 15, 2025, they revealed the pricing for a public offering of first mortgage bonds totaling $350 million. These bonds are set to mature in 2055, with a fixed interest rate of 5.625%. In a strategic move, they will be priced at 103.196% of their principal amount, equating to a re-offer yield of 5.405%.

This forthcoming issuance is a further follow-up of the initial bond sale that occurred on March 3, 2025, which also involved the same amount and interest rate. This repetition indicates Ameren Illinois' confidence in long-term financial strategies while leveraging favorable market conditions.

The closing of this transaction is anticipated on September 26, 2025, pending the usual closing requirements. The proceeds from this bond offering will primarily be utilized to reduce a portion of Ameren Illinois' short-term debt, enhancing its overall financial stability and operational flexibility.

Key Information on the Offering

KeyBanc Capital Markets, along with TD Securities (USA) LLC, U.S. Bancorp Investments, Inc., and Fifth Third Securities, Inc., are collaboratively acting as joint book-running managers for this offering. The offering documentation, including the prospectus and a supplement linked to the offering, will be processed and filed with the Securities and Exchange Commission (SEC). Interested individuals and the investing community can access these documents via the SEC’s official website at www.sec.gov. Alternatively, copies can be solicited from U.S. Bancorp Investments, Inc., located at 214 N. Tryon Street, 26th Floor, Charlotte, North Carolina 28202.

However, it is crucial to mention that this press release doesn’t serve as an invitation to purchase these mortgage bonds; rather, it shares fundamental aspects surrounding the offering.

About Ameren Illinois

Ameren Illinois is a key provider of energy, servicing approximately 1.2 million electric and over 800,000 natural gas customers throughout the central and southern regions of Illinois. They cover an extensive area, reaching more than 1,200 communities across 43,700 square miles. Their mission focuses on powering the quality of life for their customers, shaping a reliable energy future while investing in essential infrastructure.

For further information, interested parties are encouraged to visit Ameren.com/Illinois or engage with them on social platforms like X at @AmerenIllinois and on Facebook at Facebook.com/AmerenIllinois. This interaction fosters a deeper understanding of their programs and initiatives.

In conclusion, the strategic pricing of these first mortgage bonds by Ameren Illinois marks a significant step towards enhancing its financial posture, allowing it to focus on growth, reliability, and service to its expansive customer base. As the energy sector continues to evolve, effective financial strategies will play a pivotal role in ensuring sustained service excellence and community support.