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Side-by-side financial comparison of Ameren (AEE) and State Street Corporation (STT). Click either name above to swap in a different company.

State Street Corporation is the larger business by last-quarter revenue ($3.7B vs $2.2B, roughly 1.7× Ameren). State Street Corporation runs the higher net margin — 20.4% vs 16.5%, a 3.9% gap on every dollar of revenue. On growth, State Street Corporation posted the faster year-over-year revenue change (7.5% vs 3.8%). Over the past eight quarters, Ameren's revenue compounded faster (13.4% CAGR vs 8.1%).

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...

State Street Corporation is an American multinational financial services and bank holding company headquartered at One Congress Street in Boston. It is the second-oldest continuously operating U.S. bank, tracing its roots to Union Bank, chartered in 1792. As of the third quarter of 2025, State Street is one of the world's largest asset managers and custodians, with approximately US$5.4 trillion in assets under management and US$51.7 trillion under custody and administration.

AEE vs STT — Head-to-Head

Bigger by revenue
STT
STT
1.7× larger
STT
$3.7B
$2.2B
AEE
Growing faster (revenue YoY)
STT
STT
+3.7% gap
STT
7.5%
3.8%
AEE
Higher net margin
STT
STT
3.9% more per $
STT
20.4%
16.5%
AEE
Faster 2-yr revenue CAGR
AEE
AEE
Annualised
AEE
13.4%
8.1%
STT

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
AEE
AEE
STT
STT
Revenue
$2.2B
$3.7B
Net Profit
$358.0M
$747.0M
Gross Margin
Operating Margin
24.4%
25.0%
Net Margin
16.5%
20.4%
Revenue YoY
3.8%
7.5%
Net Profit YoY
23.4%
-4.6%
EPS (diluted)
$1.28
$2.41

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
STT
STT
Q1 26
$2.2B
Q4 25
$1.8B
$3.7B
Q3 25
$2.7B
$3.5B
Q2 25
$2.2B
$3.4B
Q1 25
$2.1B
$3.3B
Q4 24
$1.9B
$3.4B
Q3 24
$2.2B
$3.3B
Q2 24
$1.7B
$3.2B
Net Profit
AEE
AEE
STT
STT
Q1 26
$358.0M
Q4 25
$253.0M
$747.0M
Q3 25
$641.0M
$861.0M
Q2 25
$277.0M
$693.0M
Q1 25
$290.0M
$644.0M
Q4 24
$208.0M
$783.0M
Q3 24
$457.0M
$730.0M
Q2 24
$260.0M
$711.0M
Operating Margin
AEE
AEE
STT
STT
Q1 26
24.4%
Q4 25
20.2%
25.0%
Q3 25
30.6%
31.1%
Q2 25
18.5%
25.8%
Q1 25
20.5%
25.0%
Q4 24
10.2%
28.1%
Q3 24
27.0%
28.4%
Q2 24
21.3%
28.6%
Net Margin
AEE
AEE
STT
STT
Q1 26
16.5%
Q4 25
14.2%
20.4%
Q3 25
23.7%
24.3%
Q2 25
12.5%
20.1%
Q1 25
13.8%
19.6%
Q4 24
10.7%
22.9%
Q3 24
21.0%
22.4%
Q2 24
15.4%
22.3%
EPS (diluted)
AEE
AEE
STT
STT
Q1 26
$1.28
Q4 25
$0.92
$2.41
Q3 25
$2.35
$2.78
Q2 25
$1.01
$2.17
Q1 25
$1.07
$2.04
Q4 24
$0.77
$2.43
Q3 24
$1.70
$2.26
Q2 24
$0.97
$2.15

Balance Sheet & Financial Strength

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

Metric
AEE
AEE
STT
STT
Cash + ST InvestmentsLiquidity on hand
$13.0M
Total DebtLower is stronger
$1.1B
Stockholders' EquityBook value
$13.6B
$27.8B
Total Assets
$49.8B
$366.0B
Debt / EquityLower = less leverage
0.08×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEE
AEE
STT
STT
Q1 26
$13.0M
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
Total Debt
AEE
AEE
STT
STT
Q1 26
$1.1B
Q4 25
$19.4B
Q3 25
Q2 25
Q1 25
Q4 24
$17.8B
Q3 24
Q2 24
Stockholders' Equity
AEE
AEE
STT
STT
Q1 26
$13.6B
Q4 25
$13.4B
$27.8B
Q3 25
$12.8B
$27.6B
Q2 25
$12.3B
$27.3B
Q1 25
$12.2B
$26.7B
Q4 24
$12.1B
$25.3B
Q3 24
$11.8B
$25.8B
Q2 24
$11.5B
$24.8B
Total Assets
AEE
AEE
STT
STT
Q1 26
$49.8B
Q4 25
$48.5B
$366.0B
Q3 25
$47.4B
$371.1B
Q2 25
$46.6B
$376.7B
Q1 25
$45.7B
$372.7B
Q4 24
$44.6B
$353.2B
Q3 24
$43.3B
$338.5B
Q2 24
$42.3B
$325.6B
Debt / Equity
AEE
AEE
STT
STT
Q1 26
0.08×
Q4 25
1.45×
Q3 25
Q2 25
Q1 25
Q4 24
1.47×
Q3 24
Q2 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
STT
STT
Operating Cash FlowLast quarter
$421.0M
$10.0B
Free Cash FlowOCF − Capex
$9.8B
FCF MarginFCF / Revenue
266.6%
Capex IntensityCapex / Revenue
72.3%
7.3%
Cash ConversionOCF / Net Profit
1.18×
13.44×
TTM Free Cash FlowTrailing 4 quarters
$10.8B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEE
AEE
STT
STT
Q1 26
$421.0M
Q4 25
$956.0M
$10.0B
Q3 25
$1.1B
$7.9B
Q2 25
$862.0M
$-8.4B
Q1 25
$431.0M
$2.4B
Q4 24
$817.0M
$-7.4B
Q3 24
$897.0M
$2.7B
Q2 24
$557.0M
$-7.6B
Free Cash Flow
AEE
AEE
STT
STT
Q1 26
Q4 25
$-54.0M
$9.8B
Q3 25
$116.0M
$7.7B
Q2 25
$-204.0M
$-8.8B
Q1 25
$-633.0M
$2.2B
Q4 24
$-473.0M
$-7.7B
Q3 24
$-240.0M
$2.5B
Q2 24
$-445.0M
$-7.9B
FCF Margin
AEE
AEE
STT
STT
Q1 26
Q4 25
-3.0%
266.6%
Q3 25
4.3%
216.0%
Q2 25
-9.2%
-254.1%
Q1 25
-30.2%
66.1%
Q4 24
-24.4%
-225.1%
Q3 24
-11.0%
75.9%
Q2 24
-26.3%
-246.2%
Capex Intensity
AEE
AEE
STT
STT
Q1 26
72.3%
Q4 25
56.7%
7.3%
Q3 25
36.6%
6.9%
Q2 25
48.0%
9.3%
Q1 25
50.7%
6.9%
Q4 24
66.5%
7.3%
Q3 24
52.3%
7.2%
Q2 24
59.2%
6.7%
Cash Conversion
AEE
AEE
STT
STT
Q1 26
1.18×
Q4 25
3.78×
13.44×
Q3 25
1.72×
9.18×
Q2 25
3.11×
-12.18×
Q1 25
1.49×
3.72×
Q4 24
3.93×
-9.49×
Q3 24
1.96×
3.71×
Q2 24
2.14×
-10.75×

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%

STT
STT

Other$2.2B59%
Investment Management$729.0M20%
Management Services$662.0M18%
Other Fee Revenue$56.0M2%
Securities Financing Services$54.0M1%

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