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Ameren Corp: what insiders have been doing
Headquartered in St. Louis, United States, Ameren Corp belongs to the Energy sector and traces its origins to 1997. Filings by its managers are published through SEC (Form 4). From 18 October 2025 to 18 October 2026, the disclosure feed for Ameren Corp logged 68 filings by 26 insiders.
No insider bought on the market over the period, while 11 insiders filed 21 sales totalling €6.8M. Biggest ticket of the year: €2.6M, sold by Lyons Martin J and made public on 3 March 2026.
For context, the typical company on the same exchange (median of 5,810 companies) published 19 filings over the same period, against 68 filings here. Since 2016, the database holds no purchases and 70 sales by insiders of the company. On the fundamentals side, the SEC filing (10-K) for the period ending 31 December 2025 lists revenue at 8.80 bn USD and net income at 1.46 bn USD; the dividend was 2.84 USD per share.
Between a trade and the moment it shows up on SEC (Form 4), the median delay is 4 days. Section 16 rules allow two business days to file each Form 4. Keep in mind that insiders sell for many reasons unrelated to the outlook, from tax bills to estate planning.
Elsewhere in the same sector, our signals recently picked up insider purchases at RGC Resources Inc and Empire Petroleum Corp. This summary is built from SEC (Form 4) disclosures alone and does not predict where the share price will go.
Insider Decl.
303
Thresholds
n/a
Buy Volume
n/a
n/a
Sell Volume
€37M
70 ops. · all time
Who traded when
BuySaleMoehn Michael l8 sales
Rafael Flores5 sales
Theresa A. Shaw5 sales
Gwendolyn G. Mizell3 sales
Mark C. Lindgren3 sales
Ryan J. Martin3 sales
+7 other insiders
Analyst consensus: bullish or bearish?
Analysts rate Ameren Corp Buy (bullish), based on 16 analysts. Average price target: US$116.81.
This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Fundamental score
Ranked 11,286 of 24,148 companies
53.2
score / 100
Value47
Quality60
FCF yld-2.9%
Earn yld5.1%
EV/EBITDA12.0x
ROE12%
Gross mgn47%
Net mgn17%
Debt/EBITDA4.9x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2025FY ended December 2025 · cache
US$104.32
Analyst consensus
16 analystsBuy
US$104.00Target US$116.81(+12%)US$136.00
Income statement
RevenueUS$8.8B
Gross profitUS$4.2B47% margin
EBITDAUS$4B46% margin
Net incomeUS$1.5B18.6% margin
Valuation
PER (trailing)18.4x
PER (forward)18.0x
P/Book2.1x
Beta0.45
Balance sheet & cash
Market capUS$28.9B
Total debtUS$19.8B
Free Cash Flow-US$821M
Debt / Equity158%
Profitability & ownership
ROE11.9%
ROA3.1%
% insiders0.3%
% institutions90.3%
Last declaration on 14 September 2026
Declarations303 total
248 shares@ US$105.530.0001% mcap2.4% of flowCommon Stock, $.01 Par ValueSEC:0001656999-26-000008:0
471 shares@ US$109.870.0002% mcap15.5% of flowCommon Stock, $.01 Par ValueSEC:0002093849-26-000008:0
500 shares@ US$109.880.0002% mcap16.3% of flowCommon Stock, $.01 Par ValueSEC:0002093849-26-000008:1
325 shares@ US$108.930.0001% mcap3.8% of flowCommon Stock, $.01 Par ValueSEC:0001878241-26-000010:0
6,500 shares@ US$108.960.0025% mcap4.5% of flowCommonSEC144:0001959173-26-005519
2,520 shares0Common Stock, $.01 Par ValueSEC:0002137318-26-000005:0
716 shares0Common Stock, $.01 Par ValueSEC:0002093735-26-000010:0
280 shares0Common Stock, $.01 Par ValueSEC:0002094778-26-000006:0
6,797 shares0Common Stock, $.01 Par ValueSEC:0002093735-26-000008:0
3,705 shares0Common Stock, $.01 Par ValueSEC:0002137318-26-000002:0
1,500 shares@ US$109.350.0005% mcap17.2% of flowCommon Stock, $.01 Par ValueSEC:0001878241-26-000008:0
6,500 shares@ US$113.630.0021% mcap4.6% of flowCommon Stock, $.01 Par ValueSEC:0001190105-26-000008:0
450 shares0Common Stock, $.01 Par ValueSEC:0001199579-26-000004:0
1,300 shares@ US$113.3144.0% of flowCommon Stock, $.01 Par ValueSEC:0002093849-26-000006:0
1,035 shares@ US$113.2826.0% of flowCommon Stock, $.01 Par ValueSEC:0002093735-26-000006:0
910 shares@ US$113.2828.7% of flowCommon Stock, $.01 Par ValueSEC:0002094778-26-000004:0
3,148 shares@ US$113.2813.5% of flowCommon Stock, $.01 Par ValueSEC:0001305084-26-000004:0
4,975 shares@ US$111.8421.2% of flowCommon Stock, $.01 Par ValueSEC:0001305084-26-000004:1
2,054 shares@ US$113.289.5% of flowCommon Stock, $.01 Par ValueSEC:0001640852-26-000004:0
2,073 shares@ US$111.849.5% of flowCommon Stock, $.01 Par ValueSEC:0001640852-26-000004:1
943 shares@ US$113.2810.2% of flowCommon Stock, $.01 Par ValueSEC:0001849779-26-000006:0
1,296 shares@ US$113.2815.3% of flowCommon Stock, $.01 Par ValueSEC:0001878241-26-000006:0
5,478 shares@ US$113.2855.9% of flowCommon Stock, $.01 Par ValueSEC:0001936928-26-000004:0
28,154 shares@ US$113.2820.6% of flowCommon Stock, $.01 Par ValueSEC:0001190099-26-000004:0
26,818 shares@ US$111.8419.5% of flowCommon Stock, $.01 Par ValueSEC:0001190099-26-000004:1
25 of 303 declarations
About Ameren Corp
Ameren Corp. (ticker: AEE) is a US utility holding company listed on the NYSE in the United States. For international investors, it is best viewed as a regulated infrastructure and essential-services platform with a defensive earnings profile. Headquartered in St. Louis, Missouri, Ameren operates through a set of core subsidiaries led by Ameren Missouri, Ameren Illinois, and Ameren Transmission Company of Illinois (ATXI). The company’s business model is centered on regulated electricity and natural gas delivery, with additional generation and transmission activities in Missouri. ([ameren.com](https://www.ameren.com/company?utm_source=openai))
Ameren was formed through the combination of several Illinois utilities with Union Electric Company of St. Louis. The company’s name itself comes from the words “American” and “Energy,” which fits its long-standing identity as a regional energy operator rather than a diversified conglomerate. That history matters because Ameren’s investment case is built on regulated assets, disciplined capital deployment, and close relationships with state and federal regulators, rather than on rapid market-share expansion. ([ameren.com](https://www.ameren.com/company?utm_source=openai))
Read moreShow less
Operationally, Ameren Illinois is primarily an energy delivery company, serving electric and natural gas customers in Illinois. Ameren Missouri is more integrated, with electric generation, transmission, distribution, and regulated natural gas distribution. ATXI focuses on regional transmission development. Across its footprint, Ameren serves about 2.5 million electric customers and more than 900,000 natural gas customers over roughly 64,000 square miles in Illinois and Missouri. That footprint gives the group a meaningful regional scale, particularly in Missouri where Ameren Missouri is the largest electric provider, and in Illinois where Ameren Illinois is a major gas distributor. ([ameren.com](https://www.ameren.com/company?utm_source=openai))
From a competitive standpoint, Ameren’s strengths are its regulated service territory, large installed infrastructure base, and relatively stable customer demand. These features usually support visibility of cash flows and a lower cyclicality than most industrial or commodity-exposed companies. At the same time, the business is highly capital intensive and dependent on rate cases, grid investments, and regulatory approvals, which means returns are closely tied to the timing and outcome of utility regulation. The company has been emphasizing reliability, resilience, and modernization of the grid, alongside a gradual build-out of renewable generation and transmission assets. ([ameren.com](https://www.ameren.com/company?utm_source=openai))
Recent developments underline that strategy. In 2026, Ameren Illinois filed its second multi-year integrated grid plan for the 2028-2031 period, showing continued focus on system upgrades and regulatory planning. Ameren Missouri also secured approval for the Grand Tower Crossing transmission project, a new 138-kV line aimed at improving reliability and transmission capacity. In parallel, the company has highlighted Missouri economic-development initiatives and infrastructure support for large-load customers such as data centers and advanced manufacturing. Overall, Ameren remains a classic regulated utility story: geographically concentrated, infrastructure-heavy, and tied to long-duration capital investment in the United States. ([ameren.com](https://www.ameren.com/illinois/company/grid-plan?utm_source=openai))
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