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Side-by-side financial comparison of Ameren (AEE) and Roper Technologies (ROP). Click either name above to swap in a different company.

Roper Technologies is the larger business by last-quarter revenue ($2.1B vs $1.8B, roughly 1.2× Ameren). Roper Technologies runs the higher net margin — 15.8% vs 14.2%, a 1.6% gap on every dollar of revenue. On growth, Roper Technologies posted the faster year-over-year revenue change (11.3% vs -8.2%). Roper Technologies produced more free cash flow last quarter ($507.0M vs $-54.0M). Over the past eight quarters, Roper Technologies's revenue compounded faster (10.5% 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...

AEE vs ROP — Head-to-Head

Bigger by revenue
ROP
ROP
1.2× larger
ROP
$2.1B
$1.8B
AEE
Growing faster (revenue YoY)
ROP
ROP
+19.5% gap
ROP
11.3%
-8.2%
AEE
Higher net margin
ROP
ROP
1.6% more per $
ROP
15.8%
14.2%
AEE
More free cash flow
ROP
ROP
$561.0M more FCF
ROP
$507.0M
$-54.0M
AEE
Faster 2-yr revenue CAGR
ROP
ROP
Annualised
ROP
10.5%
-0.9%
AEE

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AEE
AEE
ROP
ROP
Revenue
$1.8B
$2.1B
Net Profit
$253.0M
$331.0M
Gross Margin
69.4%
Operating Margin
20.2%
27.2%
Net Margin
14.2%
15.8%
Revenue YoY
-8.2%
11.3%
Net Profit YoY
21.6%
53.7%
EPS (diluted)
$0.92
$4.87

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
ROP
ROP
Q1 26
$2.1B
Q4 25
$1.8B
$2.1B
Q3 25
$2.7B
$2.0B
Q2 25
$2.2B
$1.9B
Q1 25
$2.1B
$1.9B
Q4 24
$1.9B
$1.9B
Q3 24
$2.2B
$1.8B
Q2 24
$1.7B
$1.7B
Net Profit
AEE
AEE
ROP
ROP
Q1 26
$331.0M
Q4 25
$253.0M
$428.4M
Q3 25
$641.0M
$398.5M
Q2 25
$277.0M
$378.3M
Q1 25
$290.0M
$331.1M
Q4 24
$208.0M
$462.3M
Q3 24
$457.0M
$367.9M
Q2 24
$260.0M
$337.1M
Gross Margin
AEE
AEE
ROP
ROP
Q1 26
69.4%
Q4 25
69.5%
Q3 25
69.5%
Q2 25
69.2%
Q1 25
68.7%
Q4 24
68.3%
Q3 24
69.2%
Q2 24
69.5%
Operating Margin
AEE
AEE
ROP
ROP
Q1 26
27.2%
Q4 25
20.2%
28.6%
Q3 25
30.6%
28.4%
Q2 25
18.5%
28.2%
Q1 25
20.5%
27.9%
Q4 24
10.2%
28.0%
Q3 24
27.0%
28.1%
Q2 24
21.3%
28.8%
Net Margin
AEE
AEE
ROP
ROP
Q1 26
15.8%
Q4 25
14.2%
20.8%
Q3 25
23.7%
19.8%
Q2 25
12.5%
19.5%
Q1 25
13.8%
17.6%
Q4 24
10.7%
24.6%
Q3 24
21.0%
20.8%
Q2 24
15.4%
19.6%
EPS (diluted)
AEE
AEE
ROP
ROP
Q1 26
$4.87
Q4 25
$0.92
$3.97
Q3 25
$2.35
$3.68
Q2 25
$1.01
$3.49
Q1 25
$1.07
$3.06
Q4 24
$0.77
$4.29
Q3 24
$1.70
$3.40
Q2 24
$0.97
$3.12

Balance Sheet & Financial Strength

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

Metric
AEE
AEE
ROP
ROP
Cash + ST InvestmentsLiquidity on hand
$13.0M
$382.9M
Total DebtLower is stronger
$19.4B
$9.7B
Stockholders' EquityBook value
$13.4B
$18.8B
Total Assets
$48.5B
$34.6B
Debt / EquityLower = less leverage
1.45×
0.52×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEE
AEE
ROP
ROP
Q1 26
$382.9M
Q4 25
$13.0M
$297.4M
Q3 25
$9.0M
$320.0M
Q2 25
$11.0M
$242.4M
Q1 25
$23.0M
$372.8M
Q4 24
$7.0M
$188.2M
Q3 24
$17.0M
$269.6M
Q2 24
$19.0M
$251.5M
Total Debt
AEE
AEE
ROP
ROP
Q1 26
$9.7B
Q4 25
$19.4B
$9.3B
Q3 25
Q2 25
Q1 25
Q4 24
$17.8B
$7.6B
Q3 24
Q2 24
Stockholders' Equity
AEE
AEE
ROP
ROP
Q1 26
$18.8B
Q4 25
$13.4B
$19.9B
Q3 25
$12.8B
$20.0B
Q2 25
$12.3B
$19.6B
Q1 25
$12.2B
$19.2B
Q4 24
$12.1B
$18.9B
Q3 24
$11.8B
$18.5B
Q2 24
$11.5B
$18.1B
Total Assets
AEE
AEE
ROP
ROP
Q1 26
$34.6B
Q4 25
$48.5B
$34.6B
Q3 25
$47.4B
$34.6B
Q2 25
$46.6B
$33.2B
Q1 25
$45.7B
$31.4B
Q4 24
$44.6B
$31.3B
Q3 24
$43.3B
$31.6B
Q2 24
$42.3B
$29.8B
Debt / Equity
AEE
AEE
ROP
ROP
Q1 26
0.52×
Q4 25
1.45×
0.47×
Q3 25
Q2 25
Q1 25
Q4 24
1.47×
0.40×
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
ROP
ROP
Operating Cash FlowLast quarter
$956.0M
Free Cash FlowOCF − Capex
$-54.0M
$507.0M
FCF MarginFCF / Revenue
-3.0%
24.2%
Capex IntensityCapex / Revenue
56.7%
0.5%
Cash ConversionOCF / Net Profit
3.78×
TTM Free Cash FlowTrailing 4 quarters
$-775.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEE
AEE
ROP
ROP
Q1 26
Q4 25
$956.0M
$738.0M
Q3 25
$1.1B
$869.5M
Q2 25
$862.0M
$404.1M
Q1 25
$431.0M
$528.7M
Q4 24
$817.0M
$722.2M
Q3 24
$897.0M
$755.4M
Q2 24
$557.0M
$384.1M
Free Cash Flow
AEE
AEE
ROP
ROP
Q1 26
$507.0M
Q4 25
$-54.0M
Q3 25
$116.0M
Q2 25
$-204.0M
Q1 25
$-633.0M
Q4 24
$-473.0M
Q3 24
$-240.0M
Q2 24
$-445.0M
FCF Margin
AEE
AEE
ROP
ROP
Q1 26
24.2%
Q4 25
-3.0%
Q3 25
4.3%
Q2 25
-9.2%
Q1 25
-30.2%
Q4 24
-24.4%
Q3 24
-11.0%
Q2 24
-26.3%
Capex Intensity
AEE
AEE
ROP
ROP
Q1 26
0.5%
Q4 25
56.7%
Q3 25
36.6%
Q2 25
48.0%
Q1 25
50.7%
Q4 24
66.5%
Q3 24
52.3%
Q2 24
59.2%
Cash Conversion
AEE
AEE
ROP
ROP
Q1 26
Q4 25
3.78×
1.72×
Q3 25
1.72×
2.18×
Q2 25
3.11×
1.07×
Q1 25
1.49×
1.60×
Q4 24
3.93×
1.56×
Q3 24
1.96×
2.05×
Q2 24
2.14×
1.14×

Financial Flow Comparison

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

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