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

Ameren is the larger business by last-quarter revenue ($1.8B vs $1.1B, roughly 1.7× CARLISLE COMPANIES INC). Ameren runs the higher net margin — 14.2% vs 12.1%, a 2.1% gap on every dollar of revenue. On growth, CARLISLE COMPANIES INC posted the faster year-over-year revenue change (-4.0% vs -8.2%). Ameren produced more free cash flow last quarter ($-54.0M vs $-73.0M). Over the past eight quarters, Ameren's revenue compounded faster (-0.9% CAGR vs -14.8%).

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...

Carlisle Companies Incorporated is a supplier of construction products that make buildings more energy efficient and resilient. The company manufactures and sells single-ply roofing products as well as warranted systems and accessories for the commercial building industry. The company is organized into two segments, including Carlisle Construction Materials and Carlisle Weatherproofing Technologies. The company's product portfolio includes moisture protection products, protective roofing unde...

AEE vs CSL — Head-to-Head

Bigger by revenue
AEE
AEE
1.7× larger
AEE
$1.8B
$1.1B
CSL
Growing faster (revenue YoY)
CSL
CSL
+4.2% gap
CSL
-4.0%
-8.2%
AEE
Higher net margin
AEE
AEE
2.1% more per $
AEE
14.2%
12.1%
CSL
More free cash flow
AEE
AEE
$19.0M more FCF
AEE
$-54.0M
$-73.0M
CSL
Faster 2-yr revenue CAGR
AEE
AEE
Annualised
AEE
-0.9%
-14.8%
CSL

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AEE
AEE
CSL
CSL
Revenue
$1.8B
$1.1B
Net Profit
$253.0M
$127.7M
Gross Margin
34.5%
Operating Margin
20.2%
17.1%
Net Margin
14.2%
12.1%
Revenue YoY
-8.2%
-4.0%
Net Profit YoY
21.6%
-10.9%
EPS (diluted)
$0.92
$3.10

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
CSL
CSL
Q1 26
$1.1B
Q4 25
$1.8B
$1.1B
Q3 25
$2.7B
$1.3B
Q2 25
$2.2B
$1.4B
Q1 25
$2.1B
$1.1B
Q4 24
$1.9B
$1.1B
Q3 24
$2.2B
$1.3B
Q2 24
$1.7B
$1.5B
Net Profit
AEE
AEE
CSL
CSL
Q1 26
$127.7M
Q4 25
$253.0M
$127.4M
Q3 25
$641.0M
$214.2M
Q2 25
$277.0M
$255.8M
Q1 25
$290.0M
$143.3M
Q4 24
$208.0M
$162.8M
Q3 24
$457.0M
$244.3M
Q2 24
$260.0M
$712.4M
Gross Margin
AEE
AEE
CSL
CSL
Q1 26
34.5%
Q4 25
33.8%
Q3 25
36.0%
Q2 25
37.3%
Q1 25
35.2%
Q4 24
36.1%
Q3 24
38.6%
Q2 24
39.2%
Operating Margin
AEE
AEE
CSL
CSL
Q1 26
17.1%
Q4 25
20.2%
16.8%
Q3 25
30.6%
21.8%
Q2 25
18.5%
23.1%
Q1 25
20.5%
16.8%
Q4 24
10.2%
19.9%
Q3 24
27.0%
23.7%
Q2 24
21.3%
26.0%
Net Margin
AEE
AEE
CSL
CSL
Q1 26
12.1%
Q4 25
14.2%
11.3%
Q3 25
23.7%
15.9%
Q2 25
12.5%
17.6%
Q1 25
13.8%
13.1%
Q4 24
10.7%
14.5%
Q3 24
21.0%
18.3%
Q2 24
15.4%
49.1%
EPS (diluted)
AEE
AEE
CSL
CSL
Q1 26
$3.10
Q4 25
$0.92
$3.06
Q3 25
$2.35
$4.98
Q2 25
$1.01
$5.88
Q1 25
$1.07
$3.20
Q4 24
$0.77
$3.76
Q3 24
$1.70
$5.25
Q2 24
$0.97
$14.84

Balance Sheet & Financial Strength

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

Metric
AEE
AEE
CSL
CSL
Cash + ST InvestmentsLiquidity on hand
$13.0M
$771.3M
Total DebtLower is stronger
$19.4B
Stockholders' EquityBook value
$13.4B
$1.7B
Total Assets
$48.5B
Debt / EquityLower = less leverage
1.45×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AEE
AEE
CSL
CSL
Q1 26
$771.3M
Q4 25
$13.0M
$1.1B
Q3 25
$9.0M
$1.1B
Q2 25
$11.0M
$68.4M
Q1 25
$23.0M
$220.2M
Q4 24
$7.0M
$753.5M
Q3 24
$17.0M
$1.5B
Q2 24
$19.0M
$1.7B
Total Debt
AEE
AEE
CSL
CSL
Q1 26
Q4 25
$19.4B
$2.9B
Q3 25
$2.9B
Q2 25
$1.9B
Q1 25
$1.9B
Q4 24
$17.8B
$1.9B
Q3 24
$2.3B
Q2 24
$2.3B
Stockholders' Equity
AEE
AEE
CSL
CSL
Q1 26
$1.7B
Q4 25
$13.4B
$1.8B
Q3 25
$12.8B
$2.0B
Q2 25
$12.3B
$2.1B
Q1 25
$12.2B
$2.2B
Q4 24
$12.1B
$2.5B
Q3 24
$11.8B
$2.8B
Q2 24
$11.5B
$3.0B
Total Assets
AEE
AEE
CSL
CSL
Q1 26
Q4 25
$48.5B
$6.3B
Q3 25
$47.4B
$6.5B
Q2 25
$46.6B
$5.5B
Q1 25
$45.7B
$5.5B
Q4 24
$44.6B
$5.8B
Q3 24
$43.3B
$6.5B
Q2 24
$42.3B
$6.7B
Debt / Equity
AEE
AEE
CSL
CSL
Q1 26
Q4 25
1.45×
1.61×
Q3 25
1.45×
Q2 25
0.89×
Q1 25
0.87×
Q4 24
1.47×
0.77×
Q3 24
0.83×
Q2 24
0.76×

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
CSL
CSL
Operating Cash FlowLast quarter
$956.0M
Free Cash FlowOCF − Capex
$-54.0M
$-73.0M
FCF MarginFCF / Revenue
-3.0%
-6.9%
Capex IntensityCapex / Revenue
56.7%
2.7%
Cash ConversionOCF / Net Profit
3.78×
TTM Free Cash FlowTrailing 4 quarters
$-775.0M
$924.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AEE
AEE
CSL
CSL
Q1 26
Q4 25
$956.0M
$386.0M
Q3 25
$1.1B
$426.9M
Q2 25
$862.0M
$287.1M
Q1 25
$431.0M
$1.8M
Q4 24
$817.0M
$370.6M
Q3 24
$897.0M
$312.8M
Q2 24
$557.0M
$183.4M
Free Cash Flow
AEE
AEE
CSL
CSL
Q1 26
$-73.0M
Q4 25
$-54.0M
$346.1M
Q3 25
$116.0M
$393.4M
Q2 25
$-204.0M
$258.3M
Q1 25
$-633.0M
$-27.2M
Q4 24
$-473.0M
$334.0M
Q3 24
$-240.0M
$293.5M
Q2 24
$-445.0M
$158.5M
FCF Margin
AEE
AEE
CSL
CSL
Q1 26
-6.9%
Q4 25
-3.0%
30.7%
Q3 25
4.3%
29.2%
Q2 25
-9.2%
17.8%
Q1 25
-30.2%
-2.5%
Q4 24
-24.4%
29.7%
Q3 24
-11.0%
22.0%
Q2 24
-26.3%
10.9%
Capex Intensity
AEE
AEE
CSL
CSL
Q1 26
2.7%
Q4 25
56.7%
3.5%
Q3 25
36.6%
2.5%
Q2 25
48.0%
2.0%
Q1 25
50.7%
2.6%
Q4 24
66.5%
3.3%
Q3 24
52.3%
1.4%
Q2 24
59.2%
1.7%
Cash Conversion
AEE
AEE
CSL
CSL
Q1 26
Q4 25
3.78×
3.03×
Q3 25
1.72×
1.99×
Q2 25
3.11×
1.12×
Q1 25
1.49×
0.01×
Q4 24
3.93×
2.28×
Q3 24
1.96×
1.28×
Q2 24
2.14×
0.26×

Financial Flow Comparison

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

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