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Side-by-side financial comparison of Ameren (AEE) and RGC RESOURCES INC (RGCO). Click either name above to swap in a different company.

Ameren is the larger business by last-quarter revenue ($1.8B vs $30.6M, roughly 58.3× RGC RESOURCES INC). RGC RESOURCES INC runs the higher net margin — 16.0% vs 14.2%, a 1.8% gap on every dollar of revenue. On growth, RGC RESOURCES INC posted the faster year-over-year revenue change (13.9% vs -8.2%). RGC RESOURCES INC produced more free cash flow last quarter ($-4.6M vs $-54.0M). Over the past eight quarters, RGC RESOURCES INC's revenue compounded faster (-0.4% CAGR vs -0.9%).

Ameren Corporation, together with its subsidiaries, operates as a public utility holding company in the United States. It operates through four segments: Ameren Missouri, Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas, and Ameren Transmission. The company engages in the rate-regulated electric generation, transmission, and distribution activities; and rate-regulated natural gas distribution and transmission businesses. It primarily generates electricity through coal, nucle...

Iluka Resources is an Australian resources company, specialising in mineral sands exploration, project development, operations and marketing. It was formed in July 1998 in a merger between Westralian Sands and the titanium mineral business RGC Ltd, becoming Iluka Resources Ltd in 1999. Iluka is a major producer of zircon and titanium dioxide–derived rutile and synthetic rutile globally. The company has operations in Australia, and has also conducted business in the United States and the West ...

AEE vs RGCO — Head-to-Head

Bigger by revenue
AEE
AEE
58.3× larger
AEE
$1.8B
$30.6M
RGCO
Growing faster (revenue YoY)
RGCO
RGCO
+22.1% gap
RGCO
13.9%
-8.2%
AEE
Higher net margin
RGCO
RGCO
1.8% more per $
RGCO
16.0%
14.2%
AEE
More free cash flow
RGCO
RGCO
$49.4M more FCF
RGCO
$-4.6M
$-54.0M
AEE
Faster 2-yr revenue CAGR
RGCO
RGCO
Annualised
RGCO
-0.4%
-0.9%
AEE

Income Statement — Q4 2025 vs Q1 2026

Metric
AEE
AEE
RGCO
RGCO
Revenue
$1.8B
$30.6M
Net Profit
$253.0M
$4.9M
Gross Margin
Operating Margin
20.2%
21.4%
Net Margin
14.2%
16.0%
Revenue YoY
-8.2%
13.9%
Net Profit YoY
21.6%
-7.3%
EPS (diluted)
$0.92
$0.47

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
AEE
AEE
RGCO
RGCO
Q4 25
$1.8B
$30.6M
Q3 25
$2.7B
$14.0M
Q2 25
$2.2B
$16.6M
Q1 25
$2.1B
$36.5M
Q4 24
$1.9B
$26.8M
Q3 24
$2.2B
$12.8M
Q2 24
$1.7B
$13.6M
Q1 24
$1.8B
$30.8M
Net Profit
AEE
AEE
RGCO
RGCO
Q4 25
$253.0M
$4.9M
Q3 25
$641.0M
$-204.3K
Q2 25
$277.0M
$538.4K
Q1 25
$290.0M
$7.7M
Q4 24
$208.0M
$5.3M
Q3 24
$457.0M
$140.8K
Q2 24
$260.0M
$156.7K
Q1 24
$262.0M
$6.4M
Operating Margin
AEE
AEE
RGCO
RGCO
Q4 25
20.2%
21.4%
Q3 25
30.6%
-3.4%
Q2 25
18.5%
7.2%
Q1 25
20.5%
28.5%
Q4 24
10.2%
27.3%
Q3 24
27.0%
1.9%
Q2 24
21.3%
11.5%
Q1 24
20.4%
28.0%
Net Margin
AEE
AEE
RGCO
RGCO
Q4 25
14.2%
16.0%
Q3 25
23.7%
-1.5%
Q2 25
12.5%
3.2%
Q1 25
13.8%
21.1%
Q4 24
10.7%
19.6%
Q3 24
21.0%
1.1%
Q2 24
15.4%
1.2%
Q1 24
14.4%
20.9%
EPS (diluted)
AEE
AEE
RGCO
RGCO
Q4 25
$0.92
$0.47
Q3 25
$2.35
$-0.01
Q2 25
$1.01
$0.05
Q1 25
$1.07
$0.74
Q4 24
$0.77
$0.51
Q3 24
$1.70
$0.01
Q2 24
$0.97
$0.02
Q1 24
$0.98
$0.63

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
AEE
AEE
RGCO
RGCO
Cash + ST InvestmentsLiquidity on hand
$13.0M
Total DebtLower is stronger
$19.4B
Stockholders' EquityBook value
$13.4B
$116.4M
Total Assets
$48.5B
$341.0M
Debt / EquityLower = less leverage
1.45×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEE
AEE
RGCO
RGCO
Q4 25
$13.0M
Q3 25
$9.0M
Q2 25
$11.0M
Q1 25
$23.0M
Q4 24
$7.0M
Q3 24
$17.0M
Q2 24
$19.0M
Q1 24
$85.0M
Total Debt
AEE
AEE
RGCO
RGCO
Q4 25
$19.4B
Q3 25
Q2 25
Q1 25
Q4 24
$17.8B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AEE
AEE
RGCO
RGCO
Q4 25
$13.4B
$116.4M
Q3 25
$12.8B
$113.6M
Q2 25
$12.3B
$116.3M
Q1 25
$12.2B
$117.8M
Q4 24
$12.1B
$111.8M
Q3 24
$11.8B
$108.1M
Q2 24
$11.5B
$108.8M
Q1 24
$11.4B
$110.5M
Total Assets
AEE
AEE
RGCO
RGCO
Q4 25
$48.5B
$341.0M
Q3 25
$47.4B
$329.8M
Q2 25
$46.6B
$324.8M
Q1 25
$45.7B
$326.4M
Q4 24
$44.6B
$335.2M
Q3 24
$43.3B
$320.7M
Q2 24
$42.3B
$314.2M
Q1 24
$41.3B
$313.4M
Debt / Equity
AEE
AEE
RGCO
RGCO
Q4 25
1.45×
Q3 25
Q2 25
Q1 25
Q4 24
1.47×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
AEE
AEE
RGCO
RGCO
Operating Cash FlowLast quarter
$956.0M
$1.1M
Free Cash FlowOCF − Capex
$-54.0M
$-4.6M
FCF MarginFCF / Revenue
-3.0%
-14.9%
Capex IntensityCapex / Revenue
56.7%
18.5%
Cash ConversionOCF / Net Profit
3.78×
0.22×
TTM Free Cash FlowTrailing 4 quarters
$-775.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEE
AEE
RGCO
RGCO
Q4 25
$956.0M
$1.1M
Q3 25
$1.1B
$675.1K
Q2 25
$862.0M
$6.4M
Q1 25
$431.0M
$21.0M
Q4 24
$817.0M
$827.2K
Q3 24
$897.0M
$377.4K
Q2 24
$557.0M
$5.9M
Q1 24
$492.0M
$11.8M
Free Cash Flow
AEE
AEE
RGCO
RGCO
Q4 25
$-54.0M
$-4.6M
Q3 25
$116.0M
Q2 25
$-204.0M
$1.4M
Q1 25
$-633.0M
$16.1M
Q4 24
$-473.0M
$-4.9M
Q3 24
$-240.0M
$-5.1M
Q2 24
$-445.0M
$564.7K
Q1 24
$-398.0M
$5.8M
FCF Margin
AEE
AEE
RGCO
RGCO
Q4 25
-3.0%
-14.9%
Q3 25
4.3%
Q2 25
-9.2%
8.4%
Q1 25
-30.2%
44.1%
Q4 24
-24.4%
-18.3%
Q3 24
-11.0%
-40.2%
Q2 24
-26.3%
4.2%
Q1 24
-21.9%
18.8%
Capex Intensity
AEE
AEE
RGCO
RGCO
Q4 25
56.7%
18.5%
Q3 25
36.6%
Q2 25
48.0%
30.4%
Q1 25
50.7%
13.6%
Q4 24
66.5%
21.4%
Q3 24
52.3%
43.2%
Q2 24
59.2%
39.0%
Q1 24
49.0%
19.4%
Cash Conversion
AEE
AEE
RGCO
RGCO
Q4 25
3.78×
0.22×
Q3 25
1.72×
Q2 25
3.11×
11.96×
Q1 25
1.49×
2.74×
Q4 24
3.93×
0.16×
Q3 24
1.96×
2.68×
Q2 24
2.14×
37.36×
Q1 24
1.88×
1.83×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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