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Ameren Corporation and subsidiaries Union Electric Company (Ameren Missouri) and Ameren Illinois Company filed an automatic shelf registration to offer, from time to time, a wide range of securities, including senior and subordinated debt, common and preferred stock, stock purchase contracts and units, as well as secured and unsecured utility debt and first mortgage bonds. Specific terms and sizes of each issuance will be set in future prospectus supplements. Ameren had 276,843,251 common shares outstanding as of July 30, 2026, out of 400,000,000 authorized, and no preferred shares outstanding; these figures provide capital-structure context, not amounts being registered. Proceeds for Ameren and its utilities may be used for construction and maintenance programs, refinancing debt or equity, strategic investments or acquisitions, and other general corporate purposes, while any selling securityholders will receive their own sale proceeds.
Ameren Corporation and its utility subsidiaries reported higher profitability for the three and six months ended June 30, 2026. For the quarter, total operating revenues were $2,092 million versus $2,221 million a year earlier, while net income attributable to Ameren common shareholders increased to $314 million from $275 million, or diluted EPS of $1.13 versus $1.01. For the first half, total operating revenues were $4,268 million and net income attributable to common shareholders rose to $671 million from $564 million, with diluted EPS of $2.41 versus $2.08.
Total assets were $51,216 million and shareholders’ equity $13,687 million at June 30, 2026. Operating cash flow of $1,191 million funded $2,653 million of capital expenditures, alongside $1,565 million of net financing inflows. Consolidated indebtedness-to-capitalization was 61%, with $1,220 million of commercial paper outstanding and aggregate liquidity of $1.9 billion.
Ameren Missouri has requested a $343 million annual electric revenue increase based on a $16.7 billion rate base, 10.25% allowed ROE and 52% equity, and is advancing wind, solar, natural gas and battery projects, about $3.6 billion of which are PISA-eligible. Ameren Illinois operates under an ICC-approved multi-year rate plan setting electric distribution revenue requirements of $1,206 million in 2024, $1,287 million in 2025, $1,367 million in 2026, and $1,421 million in 2027, and implemented a $79 million natural gas delivery revenue increase effective December 2025.
Ameren Corporation and its utility subsidiaries reported the results of their May 14, 2026 annual shareholder meetings. All Ameren director nominees were elected, with individual support generally exceeding 200 million votes for each candidate and sizable broker non-vote totals reflecting held-in-street-name shares.
Shareholders gave advisory approval to Ameren’s executive compensation, with 208,210,735 votes for, 9,383,298 against and 951,507 abstentions, indicating clear but not unanimous support. They also ratified PricewaterhouseCoopers LLP as independent registered public accounting firm for the fiscal year ending December 31, 2026, by 232,732,466 votes for, 9,840,141 against and 492,793 abstentions.
At Ameren Missouri, all five director nominees each received 102,123,834 votes for election with no withheld votes, abstentions or broker non-votes. At Ameren Illinois, all five nominees each received 25,452,373 votes for election, also with no withheld votes, abstentions or broker non-votes, indicating unanimous support among shares voted at the utility subsidiaries.
Ameren Illinois Company is furnishing a definitive Information Statement for a virtual Annual Meeting of Shareholders to be held on May 14, 2026 at 10 a.m. CDT. Shareholders of record as of March 16, 2026 may vote; Ameren (the parent) holds all outstanding common stock and intends to cast votes to elect five directors.
The statement describes director nominees (five incumbent officers), governance practices, committee assignments, related person transaction policies, insider trading rules, and executive compensation with 2025 incentive outcomes (short-term incentive payouts above target and PSU vesting results for 2023-2025 performance periods).
Ameren Corporation files a combined annual report describing its rate-regulated electric and natural gas utilities in Missouri and Illinois and transmission subsidiary ATXI. The company operates through four segments: Ameren Missouri, Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Transmission.
The report explains how state commissions and FERC set rates, including allowed ROEs such as 8.72% for Ameren Illinois electric distribution and 10.48% for certain transmission service. It outlines long-term plans to add natural gas, renewable, battery storage, and nuclear generation, retire coal plants by 2042, meet renewable and zero-emission standards, manage fuel and hedging, and oversee workforce, safety, and cybersecurity risks.