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Side-by-side financial comparison of Ameren (AEE) and S&P Global (SPGI). Click either name above to swap in a different company.

S&P Global is the larger business by last-quarter revenue ($4.2B vs $2.2B, roughly 1.9× Ameren). S&P Global runs the higher net margin — 36.1% vs 16.5%, a 19.6% gap on every dollar of revenue. On growth, S&P Global posted the faster year-over-year revenue change (10.0% vs 3.8%). Over the past eight quarters, Ameren's revenue compounded faster (13.4% CAGR vs 8.4%).

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...

S&P Global Inc. is an American publicly traded corporation headquartered in Manhattan, New York. Its primary areas of business are financial information, analytics, and energy and commodities intelligence. It is the parent company of S&P Global Ratings, S&P Global Energy, S&P Global Market Intelligence, S&P Global Mobility, and the Indian credit rating agency CRISIL. It is also the majority owner of the S&P Dow Jones Indices joint venture. "S&P" is a shortening of "Standard and Poor's".

AEE vs SPGI — Head-to-Head

Bigger by revenue
SPGI
SPGI
1.9× larger
SPGI
$4.2B
$2.2B
AEE
Growing faster (revenue YoY)
SPGI
SPGI
+6.2% gap
SPGI
10.0%
3.8%
AEE
Higher net margin
SPGI
SPGI
19.6% more per $
SPGI
36.1%
16.5%
AEE
Faster 2-yr revenue CAGR
AEE
AEE
Annualised
AEE
13.4%
8.4%
SPGI

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
AEE
AEE
SPGI
SPGI
Revenue
$2.2B
$4.2B
Net Profit
$358.0M
$1.5B
Gross Margin
Operating Margin
24.4%
48.0%
Net Margin
16.5%
36.1%
Revenue YoY
3.8%
10.0%
Net Profit YoY
23.4%
28.0%
EPS (diluted)
$1.28
$4.69

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
SPGI
SPGI
Q1 26
$2.2B
$4.2B
Q4 25
$1.8B
$3.9B
Q3 25
$2.7B
$3.9B
Q2 25
$2.2B
$3.8B
Q1 25
$2.1B
$3.8B
Q4 24
$1.9B
$3.6B
Q3 24
$2.2B
$3.6B
Q2 24
$1.7B
$3.5B
Net Profit
AEE
AEE
SPGI
SPGI
Q1 26
$358.0M
$1.5B
Q4 25
$253.0M
$1.1B
Q3 25
$641.0M
$1.2B
Q2 25
$277.0M
$1.1B
Q1 25
$290.0M
$1.1B
Q4 24
$208.0M
$879.0M
Q3 24
$457.0M
$971.0M
Q2 24
$260.0M
$1.0B
Gross Margin
AEE
AEE
SPGI
SPGI
Q1 26
Q4 25
70.1%
Q3 25
71.2%
Q2 25
70.2%
Q1 25
69.5%
Q4 24
69.8%
Q3 24
70.0%
Q2 24
69.4%
Operating Margin
AEE
AEE
SPGI
SPGI
Q1 26
24.4%
48.0%
Q4 25
20.2%
42.7%
Q3 25
30.6%
43.1%
Q2 25
18.5%
41.3%
Q1 25
20.5%
41.8%
Q4 24
10.2%
36.4%
Q3 24
27.0%
40.1%
Q2 24
21.3%
40.9%
Net Margin
AEE
AEE
SPGI
SPGI
Q1 26
16.5%
36.1%
Q4 25
14.2%
28.9%
Q3 25
23.7%
30.2%
Q2 25
12.5%
28.5%
Q1 25
13.8%
28.9%
Q4 24
10.7%
24.5%
Q3 24
21.0%
27.2%
Q2 24
15.4%
28.5%
EPS (diluted)
AEE
AEE
SPGI
SPGI
Q1 26
$1.28
$4.69
Q4 25
$0.92
$3.76
Q3 25
$2.35
$3.86
Q2 25
$1.01
$3.50
Q1 25
$1.07
$3.54
Q4 24
$0.77
$2.85
Q3 24
$1.70
$3.11
Q2 24
$0.97
$3.23

Balance Sheet & Financial Strength

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

Metric
AEE
AEE
SPGI
SPGI
Cash + ST InvestmentsLiquidity on hand
$13.0M
Total DebtLower is stronger
$1.1B
$13.3B
Stockholders' EquityBook value
$13.6B
$31.3B
Total Assets
$49.8B
$60.8B
Debt / EquityLower = less leverage
0.08×
0.43×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEE
AEE
SPGI
SPGI
Q1 26
$13.0M
Q4 25
$13.0M
$1.8B
Q3 25
$9.0M
$1.7B
Q2 25
$11.0M
$1.8B
Q1 25
$23.0M
$1.5B
Q4 24
$7.0M
$1.7B
Q3 24
$17.0M
$1.7B
Q2 24
$19.0M
$2.0B
Total Debt
AEE
AEE
SPGI
SPGI
Q1 26
$1.1B
$13.3B
Q4 25
$19.4B
$13.1B
Q3 25
$11.4B
Q2 25
$11.4B
Q1 25
$11.4B
Q4 24
$17.8B
$11.4B
Q3 24
$11.4B
Q2 24
$11.4B
Stockholders' Equity
AEE
AEE
SPGI
SPGI
Q1 26
$13.6B
$31.3B
Q4 25
$13.4B
$31.1B
Q3 25
$12.8B
$33.1B
Q2 25
$12.3B
$33.4B
Q1 25
$12.2B
$33.4B
Q4 24
$12.1B
$33.2B
Q3 24
$11.8B
$34.0B
Q2 24
$11.5B
$34.9B
Total Assets
AEE
AEE
SPGI
SPGI
Q1 26
$49.8B
$60.8B
Q4 25
$48.5B
$61.2B
Q3 25
$47.4B
$59.7B
Q2 25
$46.6B
$60.4B
Q1 25
$45.7B
$59.9B
Q4 24
$44.6B
$60.2B
Q3 24
$43.3B
$60.4B
Q2 24
$42.3B
$61.0B
Debt / Equity
AEE
AEE
SPGI
SPGI
Q1 26
0.08×
0.43×
Q4 25
1.45×
0.42×
Q3 25
0.34×
Q2 25
0.34×
Q1 25
0.34×
Q4 24
1.47×
0.34×
Q3 24
0.34×
Q2 24
0.33×

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
SPGI
SPGI
Operating Cash FlowLast quarter
$421.0M
Free Cash FlowOCF − Capex
$919.0M
FCF MarginFCF / Revenue
22.0%
Capex IntensityCapex / Revenue
72.3%
0.6%
Cash ConversionOCF / Net Profit
1.18×
TTM Free Cash FlowTrailing 4 quarters
$5.5B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEE
AEE
SPGI
SPGI
Q1 26
$421.0M
Q4 25
$956.0M
$1.7B
Q3 25
$1.1B
$1.5B
Q2 25
$862.0M
$1.4B
Q1 25
$431.0M
$953.0M
Q4 24
$817.0M
$1.7B
Q3 24
$897.0M
$1.4B
Q2 24
$557.0M
$1.6B
Free Cash Flow
AEE
AEE
SPGI
SPGI
Q1 26
$919.0M
Q4 25
$-54.0M
$1.7B
Q3 25
$116.0M
$1.5B
Q2 25
$-204.0M
$1.4B
Q1 25
$-633.0M
$910.0M
Q4 24
$-473.0M
$1.7B
Q3 24
$-240.0M
$1.4B
Q2 24
$-445.0M
$1.5B
FCF Margin
AEE
AEE
SPGI
SPGI
Q1 26
22.0%
Q4 25
-3.0%
43.5%
Q3 25
4.3%
37.6%
Q2 25
-9.2%
36.9%
Q1 25
-30.2%
24.1%
Q4 24
-24.4%
47.5%
Q3 24
-11.0%
39.4%
Q2 24
-26.3%
42.9%
Capex Intensity
AEE
AEE
SPGI
SPGI
Q1 26
72.3%
0.6%
Q4 25
56.7%
1.2%
Q3 25
36.6%
1.2%
Q2 25
48.0%
1.6%
Q1 25
50.7%
1.1%
Q4 24
66.5%
0.9%
Q3 24
52.3%
1.0%
Q2 24
59.2%
0.9%
Cash Conversion
AEE
AEE
SPGI
SPGI
Q1 26
1.18×
Q4 25
3.78×
1.54×
Q3 25
1.72×
1.28×
Q2 25
3.11×
1.35×
Q1 25
1.49×
0.87×
Q4 24
3.93×
1.98×
Q3 24
1.96×
1.49×
Q2 24
2.14×
1.54×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AEE
AEE

Electric$1.7B76%
Natural gas$515.0M24%

SPGI
SPGI

Ratings$1.3B31%
Market Intelligence$1.3B31%
Energy$652.0M16%
Indices$519.0M12%
Mobility$454.0M11%

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