Welcome to our dedicated page for Ameren SEC filings (Ticker: AEE), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Ameren Corporation (NYSE: AEE) SEC filings page provides direct access to the company’s regulatory disclosures as a St. Louis-based electric and natural gas utility holding company. Ameren files a range of documents with the U.S. Securities and Exchange Commission that explain how it serves approximately 2.5 million electric and more than 900,000 natural gas customers in Missouri and Illinois through Ameren Missouri, Ameren Illinois and Ameren Transmission Company of Illinois.
Investors can review Form 8-K current reports that detail material events such as amendments to multi-year, senior unsecured revolving credit agreements, issuance of long-term debt by Ameren Illinois, changes in executive leadership, board appointments and regulatory decisions affecting Ameren Missouri’s large load customer rate plan. Earnings-related 8-K filings incorporate press releases and unaudited consolidated financial statements, including statements of income, balance sheets and cash flow statements for recent periods.
Ameren’s filings also describe its equity distribution program, under which the company may sell common stock through designated sales agents and forward purchasers, as well as legal opinions related to securities offerings. Credit agreement filings outline facility sizes, maturity dates, borrowing limits, letter of credit subfacilities, interest rate options and financial covenants such as consolidated debt ratio limits for Ameren and its utility subsidiaries.
On this page, AI-powered tools can summarize lengthy filings, highlight key terms and translate technical language into more accessible explanations. Users can quickly identify how regulatory orders, financing transactions, earnings results and governance changes are reflected in Ameren’s official record. For those tracking Ameren’s capital structure, liquidity, rate-regulated business model or risk disclosures, the SEC filings page offers real-time updates from EDGAR, organized so that quarterly and annual reports, current reports and exhibits are easier to interpret.
Ameren Corporation reported stronger results for the quarter ended March 31, 2026. Total operating revenues rose to $2,176 million from $2,097 million, driven by higher electric and natural gas revenue. Net income attributable to common shareholders increased to $357 million, up from $289 million, and diluted EPS grew to $1.28 from $1.07.
Total assets reached $49.8 billion, supported by ongoing capital investment; property, plant and equipment, net, was $40.5 billion. Capital expenditures of $1,574 million and major Missouri generation and storage projects, including solar, natural gas and battery storage facilities, highlight continued infrastructure build-out under state regulatory frameworks.
Ameren also expanded its financing capacity, with commercial paper outstanding of $1,178 million and consolidated net liquidity of about $2.0 billion. The company is managing multiple Illinois and FERC regulatory proceedings and appeals that affect allowed returns, revenue requirements and recovery of grid and natural gas investments.
Ameren Corporation reported stronger first quarter 2026 results. Net income attributable to common shareholders rose to $357 million, with diluted EPS of $1.28, up from $289 million and $1.07 a year earlier. Total operating revenues increased to $2.176 billion from $2.097 billion.
Growth was driven mainly by earnings on higher infrastructure investments across Ameren Missouri, Ameren Illinois and Ameren Transmission, partly offset by lower Missouri electric retail sales due to warmer winter weather and higher interest expense. Ameren Missouri earnings were $76 million versus $42 million, Ameren Transmission $98 million versus $89 million, Illinois Electric Distribution $66 million versus $63 million, and Illinois Natural Gas $122 million versus $108 million.
Ameren generated $421 million in operating cash flow and invested $1.574 billion in capital expenditures in the quarter, funded in part by higher short-term and long-term debt. The company reaffirmed its 2026 earnings guidance of $5.25 to $5.45 per diluted share, assuming normal temperatures for the remainder of the year.
Ameren Corporation Group President, Utilities Michael L. Moehn reported an open-market sale of 6,500 shares of Ameren common stock at $113.63 per share. The sale was executed on May 1, 2026 pursuant to a Rule 10b5-1 trading plan previously adopted by Moehn.
After this transaction, Moehn directly holds 205,598 shares of Ameren common stock. He also has an indirect interest in an estimated 5,268 share equivalents through the Ameren Corporation Savings Investment Plan as of April 30, 2026, plus 573 accrued dividend equivalents tied to restricted stock units.
AEE reports a Form 144 showing the sale of 6,500 shares by Michael Moehn.
The filing lists the sale as executed on 02/02/2026 for $673,400. It also records restricted stock vesting of 1,065 shares on 09/18/2023 and 5,435 shares on 03/01/2024 as background holdings.
Ameren Corp reported a Schedule 13G filing showing Vanguard Capital Management 20,828,754 shares of Common Stock, representing 7.53% of the class as of 03/31/2026. The filing states Vanguard Capital Management has sole dispositive power over 20,828,754 shares and sole voting power over 2,902,901 shares.
Ameren Corp — Vanguard Portfolio Management filed a Schedule 13G reporting beneficial ownership of 15,870,763 shares of Common Stock, equal to 5.74% of the class. The filing states Vanguard has sole dispositive power over 15,870,763 shares and sole voting power over 33,869 shares. The disclosure explains these holdings include securities held for Vanguard funds and managed accounts and notes that no other single person holds more than 5%. The filing is signed by Ashley Grim on 04/28/2026.
Ameren Corporation is asking shareholders to vote at its virtual 2026 Annual Meeting on May 14, 2026 on three items: electing 12 directors, approving executive pay on an advisory basis, and ratifying PricewaterhouseCoopers as auditor for 2026.
In 2025 Ameren reported GAAP diluted earnings per share of $5.35 and weather-normalized, adjusted diluted EPS of $4.89, paid annual dividends of $2.84 per share (a 6% increase over 2024), and invested $4.1 billion in energy infrastructure. The company highlights regulatory wins in Missouri and Illinois, continued grid investments, strong customer satisfaction, and more than $150 million in energy assistance and philanthropy.
The board emphasizes its majority-independent composition, recent refreshment with two new directors, strong governance practices, and a pay-for-performance program where 2025 annual incentives paid at 161.1% of target and 2023 performance share units paid out at 94.0% of target for relative TSR and 141.3% for energy transition goals.
The Vanguard Group filed Amendment No. 15 to a Schedule 13G/A reporting zero beneficial ownership of Ameren Corp common stock. The filing states Amount beneficially owned: 0 and Percent of class: 0% as a result of an internal realignment.
The filing explains that on January 12, 2026 certain Vanguard subsidiaries or business divisions began reporting separately in reliance on SEC Release No. 34-39538, and Vanguard Inc. no longer is deemed to beneficially own those securities; the filing is signed by Ashley Grim.
Ameren Corp senior vice president of finance Ryan J. Martin sold common stock in an open-market transaction. On March 4, 2026, he sold 1,300 shares of Ameren common stock at an average price of $113.31 per share. After this sale, he directly owned 26,479 shares. He also held an estimated 1,789 share equivalents indirectly through a 401(k) unitized stock fund as of February 28, 2026.