MISO Selects Ameren and Partners for Major Transmission Projects
Written by Emily J. Thompson, Senior Investment Analyst
Updated: 8 hours ago
0mins
Should l Buy AEE?
Source: PRnewswire
- Project Overview: MISO has selected a consortium including Ameren Transmission and GridLiance to develop two major 765 kV transmission projects, with a total estimated investment of $1.658 billion aimed at providing safe, reliable, and cost-competitive energy to Midwest communities.
- STIW Project Details: The STIW project involves the construction of two 765 kV transmission lines spanning approximately 149 miles, with an estimated cost of $940 million, designed to enhance grid reliability and meet future energy demands.
- WIIL Project Features: The WIIL project will construct two 765 kV transmission lines and a new 765/345 kV substation, with a total investment of $718 million, expected to improve grid flexibility and capacity, supporting economic development.
- Strategic Importance: Both projects are anticipated to be operational by 2034, marking the implementation of MISO's long-range transmission planning, highlighting the commitment to strengthening Midwest energy infrastructure and addressing growing energy needs.
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Analyst Views on AEE
Wall Street analysts forecast AEE stock price to rise
8 Analyst Rating
3 Buy
5 Hold
0 Sell
Moderate Buy
Current: 107.380
Low
104.00
Averages
110.43
High
116.00
Current: 107.380
Low
104.00
Averages
110.43
High
116.00
About AEE
Ameren Corporation is a public utility holding company. The Company operates through four segments: Ameren Missouri, Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Transmission. The Ameren Missouri segment includes all the operations of Ameren Missouri. Ameren Missouri operates a rate-regulated electric generation, transmission, and distribution business and a rate-regulated natural gas distribution business in Missouri. The Ameren Illinois Electric Distribution segment consists of the electric distribution business of Ameren Illinois. The Ameren Illinois Natural Gas segment consists of the natural gas business of Ameren Illinois. The Ameren Transmission segment primarily consists of the aggregated electric transmission businesses of Ameren Illinois and Ameren Transmission Company of Illinois (ATXI). The Company owns an integrated transmission system that is composed of the transmission assets of Ameren Missouri, Ameren Illinois and ATXI.
About the author

Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
- Project Overview: The Midcontinent Independent System Operator (MISO) has selected a consortium including Ameren Transmission Company, GridLiance, Dairyland Power, and IMEA to develop two major 765 kV transmission projects, expected to provide safe, reliable, and cost-competitive energy to Midwest communities.
- STIW Project Details: The STIW project involves constructing two 765 kV transmission lines spanning approximately 149 miles, with an estimated cost of $940 million, aimed at enhancing grid reliability and flexibility to support future energy demand growth.
- WIIL Project Features: The WIIL project will construct two 765 kV transmission lines and a new 765/345 kV substation, totaling 88 miles in length, with an estimated cost of $718 million, designed to improve grid resilience and meet increasing energy needs.
- Collaboration and Strategic Significance: The ownership stakes in the projects are 43% for both ATXI and GridLiance, 11% for Dairyland, and 3% for IMEA, with this collaboration aimed at effectively building the transmission system expansion, supporting regional economic development, and enhancing the reliability of energy infrastructure.
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- Project Overview: MISO has selected a consortium including Ameren Transmission and GridLiance to develop two major 765 kV transmission projects, with a total estimated investment of $1.658 billion aimed at providing safe, reliable, and cost-competitive energy to Midwest communities.
- STIW Project Details: The STIW project involves the construction of two 765 kV transmission lines spanning approximately 149 miles, with an estimated cost of $940 million, designed to enhance grid reliability and meet future energy demands.
- WIIL Project Features: The WIIL project will construct two 765 kV transmission lines and a new 765/345 kV substation, with a total investment of $718 million, expected to improve grid flexibility and capacity, supporting economic development.
- Strategic Importance: Both projects are anticipated to be operational by 2034, marking the implementation of MISO's long-range transmission planning, highlighting the commitment to strengthening Midwest energy infrastructure and addressing growing energy needs.
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- Quarterly Dividend Announcement: Ameren has declared a quarterly dividend of $0.75 per share, consistent with previous distributions, indicating the company's stable cash flow and profitability, which is likely to attract income-seeking investors.
- Dividend Yield: The forward yield of 2.8% reflects the company's appeal in the current market environment, potentially boosting investor confidence in holding the stock long-term.
- Shareholder Record Date: The dividend will be payable on June 30, with a record date of June 9 and an ex-dividend date also on June 9, providing investors with a clear timeline for their investment decisions.
- Future Earnings Outlook: Ameren targets earnings per share of $5.25 to $5.45 in 2026, indicating that the company will continue to advance its $70 billion pipeline projects, enhancing its competitive position in the market.
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- Quarterly Cash Dividend: Ameren Corporation has declared a cash dividend of 75 cents per share, payable on June 30, 2026, to shareholders of record as of June 9, 2026, indicating the company's strong cash flow and commitment to shareholder returns.
- Preferred Stock Dividends: Union Electric Company announced quarterly cash dividends on all classes of preferred stock, payable on August 15, 2026, reflecting ongoing trust and stability among preferred stock investors.
- Ameren Illinois Dividends: Ameren Illinois also declared quarterly cash dividends on its preferred stock, scheduled for payment on August 1, 2026, further enhancing its attractiveness and investor confidence in the market.
- Customer Base: Ameren Corporation serves 2.5 million electric customers and over 900,000 natural gas customers across a 64,000-square-mile area, showcasing its significant influence and market share in the energy sector.
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- Quarterly Cash Dividend: Ameren Corporation has declared a quarterly cash dividend of $0.75 per share, payable on June 30, 2026, reflecting the company's strong cash flow and commitment to shareholder returns.
- Preferred Stock Dividend Announcement: Union Electric Company announced that dividends on all classes of preferred stock will be paid on August 15, 2026, indicating robust capital structure management.
- Ameren Illinois Dividend: Ameren Illinois also declared quarterly cash dividends on its preferred stock, payable on August 1, 2026, further enhancing investor confidence in the company's financial health.
- Customer Base and Services: Ameren Corporation serves 2.5 million electric customers and over 900,000 natural gas customers across a 64,000-square-mile area, demonstrating its significant market presence and service capabilities in the region.
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- Quarterly Earnings Growth: Ameren Corporation reported Q1 2026 earnings of $1.28 per share, a 19.6% increase from $1.07 in Q1 2025, reflecting the company's ongoing commitment to infrastructure investments that are expected to drive future earnings growth.
- Infrastructure Investment: The company made over $1.5 billion in infrastructure investments during the first quarter, successfully avoiding 4.3 million outage minutes, demonstrating significant improvements in power reliability that enhance customer trust and competitive positioning in the market.
- Sales Forecast Reaffirmation: Management reiterated the 2026 earnings per share guidance range of $5.25 to $5.45, emphasizing the potential upside from large-load agreements that are expected to further drive sales and earnings growth, reflecting confidence in future performance.
- Cost and Risk Management: Management highlighted expected increases in tree trimming costs in 2026, particularly in Q2, underscoring the importance of cost control and regulatory approvals to ensure financial stability amid external challenges.
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