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

Atmos Energy is the larger business by last-quarter revenue ($1.3B vs $1.1B, roughly 1.3× CARLISLE COMPANIES INC). Atmos Energy runs the higher net margin — 30.0% vs 12.1%, a 17.9% gap on every dollar of revenue. On growth, Atmos Energy posted the faster year-over-year revenue change (14.2% vs -4.0%). CARLISLE COMPANIES INC produced more free cash flow last quarter ($-73.0M vs $-725.3M). Over the past eight quarters, Atmos Energy's revenue compounded faster (-9.7% CAGR vs -14.8%).

Atmos Energy Corporation, headquartered in Dallas, Texas, is one of the United States' largest natural-gas-only distributors, serving about three million natural gas distribution customers in over 1,400 communities in nine states from the Blue Ridge Mountains in the East to the Rocky Mountains in the West.

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...

ATO vs CSL — Head-to-Head

Bigger by revenue
ATO
ATO
1.3× larger
ATO
$1.3B
$1.1B
CSL
Growing faster (revenue YoY)
ATO
ATO
+18.2% gap
ATO
14.2%
-4.0%
CSL
Higher net margin
ATO
ATO
17.9% more per $
ATO
30.0%
12.1%
CSL
More free cash flow
CSL
CSL
$652.3M more FCF
CSL
$-73.0M
$-725.3M
ATO
Faster 2-yr revenue CAGR
ATO
ATO
Annualised
ATO
-9.7%
-14.8%
CSL

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
ATO
ATO
CSL
CSL
Revenue
$1.3B
$1.1B
Net Profit
$403.0M
$127.7M
Gross Margin
34.5%
Operating Margin
38.3%
17.1%
Net Margin
30.0%
12.1%
Revenue YoY
14.2%
-4.0%
Net Profit YoY
14.5%
-10.9%
EPS (diluted)
$2.44
$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
ATO
ATO
CSL
CSL
Q1 26
$1.1B
Q4 25
$1.3B
$1.1B
Q3 25
$737.5M
$1.3B
Q2 25
$838.8M
$1.4B
Q1 25
$2.0B
$1.1B
Q4 24
$1.2B
$1.1B
Q3 24
$657.9M
$1.3B
Q2 24
$701.5M
$1.5B
Net Profit
ATO
ATO
CSL
CSL
Q1 26
$127.7M
Q4 25
$403.0M
$127.4M
Q3 25
$174.9M
$214.2M
Q2 25
$186.4M
$255.8M
Q1 25
$485.6M
$143.3M
Q4 24
$351.9M
$162.8M
Q3 24
$134.0M
$244.3M
Q2 24
$165.6M
$712.4M
Gross Margin
ATO
ATO
CSL
CSL
Q1 26
34.5%
Q4 25
33.8%
Q3 25
36.0%
Q2 25
37.3%
Q1 25
60.0%
35.2%
Q4 24
80.1%
36.1%
Q3 24
38.6%
Q2 24
39.2%
Operating Margin
ATO
ATO
CSL
CSL
Q1 26
17.1%
Q4 25
38.3%
16.8%
Q3 25
29.8%
21.8%
Q2 25
30.1%
23.1%
Q1 25
32.2%
16.8%
Q4 24
39.1%
19.9%
Q3 24
28.1%
23.7%
Q2 24
31.4%
26.0%
Net Margin
ATO
ATO
CSL
CSL
Q1 26
12.1%
Q4 25
30.0%
11.3%
Q3 25
23.7%
15.9%
Q2 25
22.2%
17.6%
Q1 25
24.9%
13.1%
Q4 24
29.9%
14.5%
Q3 24
20.4%
18.3%
Q2 24
23.6%
49.1%
EPS (diluted)
ATO
ATO
CSL
CSL
Q1 26
$3.10
Q4 25
$2.44
$3.06
Q3 25
$1.04
$4.98
Q2 25
$1.16
$5.88
Q1 25
$3.03
$3.20
Q4 24
$2.23
$3.76
Q3 24
$0.82
$5.25
Q2 24
$1.08
$14.84

Balance Sheet & Financial Strength

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

Metric
ATO
ATO
CSL
CSL
Cash + ST InvestmentsLiquidity on hand
$367.0M
$771.3M
Total DebtLower is stronger
$9.6B
Stockholders' EquityBook value
$14.3B
$1.7B
Total Assets
$29.8B
Debt / EquityLower = less leverage
0.67×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATO
ATO
CSL
CSL
Q1 26
$771.3M
Q4 25
$367.0M
$1.1B
Q3 25
$202.7M
$1.1B
Q2 25
$709.4M
$68.4M
Q1 25
$543.5M
$220.2M
Q4 24
$584.5M
$753.5M
Q3 24
$307.3M
$1.5B
Q2 24
$674.6M
$1.7B
Total Debt
ATO
ATO
CSL
CSL
Q1 26
Q4 25
$9.6B
$2.9B
Q3 25
$8.9B
$2.9B
Q2 25
$8.9B
$1.9B
Q1 25
$8.4B
$1.9B
Q4 24
$8.4B
$1.9B
Q3 24
$7.8B
$2.3B
Q2 24
$7.8B
$2.3B
Stockholders' Equity
ATO
ATO
CSL
CSL
Q1 26
$1.7B
Q4 25
$14.3B
$1.8B
Q3 25
$13.6B
$2.0B
Q2 25
$13.4B
$2.1B
Q1 25
$13.1B
$2.2B
Q4 24
$12.8B
$2.5B
Q3 24
$12.2B
$2.8B
Q2 24
$12.2B
$3.0B
Total Assets
ATO
ATO
CSL
CSL
Q1 26
Q4 25
$29.8B
$6.3B
Q3 25
$28.2B
$6.5B
Q2 25
$27.7B
$5.5B
Q1 25
$27.0B
$5.5B
Q4 24
$26.5B
$5.8B
Q3 24
$25.2B
$6.5B
Q2 24
$24.9B
$6.7B
Debt / Equity
ATO
ATO
CSL
CSL
Q1 26
Q4 25
0.67×
1.61×
Q3 25
0.66×
1.45×
Q2 25
0.67×
0.89×
Q1 25
0.64×
0.87×
Q4 24
0.66×
0.77×
Q3 24
0.64×
0.83×
Q2 24
0.64×
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
ATO
ATO
CSL
CSL
Operating Cash FlowLast quarter
$308.1M
Free Cash FlowOCF − Capex
$-725.3M
$-73.0M
FCF MarginFCF / Revenue
-54.0%
-6.9%
Capex IntensityCapex / Revenue
77.0%
2.7%
Cash ConversionOCF / Net Profit
0.76×
TTM Free Cash FlowTrailing 4 quarters
$-1.6B
$924.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATO
ATO
CSL
CSL
Q1 26
Q4 25
$308.1M
$386.0M
Q3 25
$348.1M
$426.9M
Q2 25
$496.4M
$287.1M
Q1 25
$922.9M
$1.8M
Q4 24
$282.0M
$370.6M
Q3 24
$330.7M
$312.8M
Q2 24
$411.2M
$183.4M
Free Cash Flow
ATO
ATO
CSL
CSL
Q1 26
$-73.0M
Q4 25
$-725.3M
$346.1M
Q3 25
$-615.5M
$393.4M
Q2 25
$-370.6M
$258.3M
Q1 25
$83.3M
$-27.2M
Q4 24
$-609.2M
$334.0M
Q3 24
$-477.3M
$293.5M
Q2 24
$-302.4M
$158.5M
FCF Margin
ATO
ATO
CSL
CSL
Q1 26
-6.9%
Q4 25
-54.0%
30.7%
Q3 25
-83.5%
29.2%
Q2 25
-44.2%
17.8%
Q1 25
4.3%
-2.5%
Q4 24
-51.8%
29.7%
Q3 24
-72.5%
22.0%
Q2 24
-43.1%
10.9%
Capex Intensity
ATO
ATO
CSL
CSL
Q1 26
2.7%
Q4 25
77.0%
3.5%
Q3 25
130.7%
2.5%
Q2 25
103.4%
2.0%
Q1 25
43.0%
2.6%
Q4 24
75.8%
3.3%
Q3 24
122.8%
1.4%
Q2 24
101.7%
1.7%
Cash Conversion
ATO
ATO
CSL
CSL
Q1 26
Q4 25
0.76×
3.03×
Q3 25
1.99×
1.99×
Q2 25
2.66×
1.12×
Q1 25
1.90×
0.01×
Q4 24
0.80×
2.28×
Q3 24
2.47×
1.28×
Q2 24
2.48×
0.26×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ATO
ATO

Distribution Segment$1.3B94%
Transportation Revenue$41.5M3%
Other$39.4M3%
Miscellaneous Revenue$2.8M0%

CSL
CSL

CCM$758.0M72%
CWT$294.0M28%

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