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Side-by-side financial comparison of Atmos Energy (ATO) and Vulcan Materials Company (VMC). Click either name above to swap in a different company.

Vulcan Materials Company is the larger business by last-quarter revenue ($1.9B vs $1.3B, roughly 1.4× Atmos Energy). Atmos Energy runs the higher net margin — 30.0% vs 13.2%, a 16.8% gap on every dollar of revenue. On growth, Atmos Energy posted the faster year-over-year revenue change (14.2% vs -74.2%). Over the past eight quarters, Vulcan Materials Company's revenue compounded faster (-2.6% CAGR vs -9.7%).

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.

Vulcan Materials Company is an American company based in Birmingham, Alabama. It is principally engaged in the production, distribution and sale of construction materials. Vulcan is the largest producer of construction materials, primarily gravel, crushed stone, and sand, and employs approximately 12,000 people at over 400 facilities. Vulcan serves 22 states, the District of Columbia, Mexico, Canada, Bahamas and the U.S. Virgin Islands.

ATO vs VMC — Head-to-Head

Bigger by revenue
VMC
VMC
1.4× larger
VMC
$1.9B
$1.3B
ATO
Growing faster (revenue YoY)
ATO
ATO
+88.4% gap
ATO
14.2%
-74.2%
VMC
Higher net margin
ATO
ATO
16.8% more per $
ATO
30.0%
13.2%
VMC
Faster 2-yr revenue CAGR
VMC
VMC
Annualised
VMC
-2.6%
-9.7%
ATO

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
ATO
ATO
VMC
VMC
Revenue
$1.3B
$1.9B
Net Profit
$403.0M
$252.0M
Gross Margin
25.5%
Operating Margin
38.3%
19.8%
Net Margin
30.0%
13.2%
Revenue YoY
14.2%
-74.2%
Net Profit YoY
14.5%
-72.4%
EPS (diluted)
$2.44
$1.70

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
VMC
VMC
Q1 26
$1.9B
Q4 25
$1.3B
$1.9B
Q3 25
$737.5M
$2.3B
Q2 25
$838.8M
$2.1B
Q1 25
$2.0B
$1.6B
Q4 24
$1.2B
$1.9B
Q3 24
$657.9M
$2.0B
Q2 24
$701.5M
$2.0B
Net Profit
ATO
ATO
VMC
VMC
Q1 26
$252.0M
Q4 25
$403.0M
$252.0M
Q3 25
$174.9M
$374.9M
Q2 25
$186.4M
$320.9M
Q1 25
$485.6M
$128.9M
Q4 24
$351.9M
$293.6M
Q3 24
$134.0M
$207.6M
Q2 24
$165.6M
$308.0M
Gross Margin
ATO
ATO
VMC
VMC
Q1 26
25.5%
Q4 25
25.5%
Q3 25
30.4%
Q2 25
29.7%
Q1 25
60.0%
22.3%
Q4 24
80.1%
29.0%
Q3 24
28.2%
Q2 24
29.4%
Operating Margin
ATO
ATO
VMC
VMC
Q1 26
19.8%
Q4 25
38.3%
19.8%
Q3 25
29.8%
23.7%
Q2 25
30.1%
22.4%
Q1 25
32.2%
13.9%
Q4 24
39.1%
21.6%
Q3 24
28.1%
16.8%
Q2 24
31.4%
22.5%
Net Margin
ATO
ATO
VMC
VMC
Q1 26
13.2%
Q4 25
30.0%
13.2%
Q3 25
23.7%
16.4%
Q2 25
22.2%
15.3%
Q1 25
24.9%
7.9%
Q4 24
29.9%
15.8%
Q3 24
20.4%
10.4%
Q2 24
23.6%
15.3%
EPS (diluted)
ATO
ATO
VMC
VMC
Q1 26
$1.70
Q4 25
$2.44
$1.90
Q3 25
$1.04
$2.82
Q2 25
$1.16
$2.42
Q1 25
$3.03
$0.97
Q4 24
$2.23
$2.21
Q3 24
$0.82
$1.56
Q2 24
$1.08
$2.31

Balance Sheet & Financial Strength

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

Metric
ATO
ATO
VMC
VMC
Cash + ST InvestmentsLiquidity on hand
$367.0M
$183.3M
Total DebtLower is stronger
$9.6B
$4.4B
Stockholders' EquityBook value
$14.3B
$8.5B
Total Assets
$29.8B
$16.7B
Debt / EquityLower = less leverage
0.67×
0.51×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATO
ATO
VMC
VMC
Q1 26
$183.3M
Q4 25
$367.0M
$183.3M
Q3 25
$202.7M
$191.3M
Q2 25
$709.4M
$347.4M
Q1 25
$543.5M
$181.3M
Q4 24
$584.5M
$559.7M
Q3 24
$307.3M
$433.2M
Q2 24
$674.6M
$111.0M
Total Debt
ATO
ATO
VMC
VMC
Q1 26
$4.4B
Q4 25
$9.6B
$4.4B
Q3 25
$8.9B
$4.4B
Q2 25
$8.9B
$4.4B
Q1 25
$8.4B
$4.9B
Q4 24
$8.4B
$5.3B
Q3 24
$7.8B
$3.3B
Q2 24
$7.8B
$3.3B
Stockholders' Equity
ATO
ATO
VMC
VMC
Q1 26
$8.5B
Q4 25
$14.3B
$8.5B
Q3 25
$13.6B
$8.7B
Q2 25
$13.4B
$8.4B
Q1 25
$13.1B
$8.1B
Q4 24
$12.8B
$8.1B
Q3 24
$12.2B
$7.9B
Q2 24
$12.2B
$7.7B
Total Assets
ATO
ATO
VMC
VMC
Q1 26
$16.7B
Q4 25
$29.8B
$16.7B
Q3 25
$28.2B
$17.0B
Q2 25
$27.7B
$17.0B
Q1 25
$27.0B
$16.7B
Q4 24
$26.5B
$17.1B
Q3 24
$25.2B
$14.4B
Q2 24
$24.9B
$14.2B
Debt / Equity
ATO
ATO
VMC
VMC
Q1 26
0.51×
Q4 25
0.67×
0.51×
Q3 25
0.66×
0.50×
Q2 25
0.67×
0.52×
Q1 25
0.64×
0.60×
Q4 24
0.66×
0.65×
Q3 24
0.64×
0.42×
Q2 24
0.64×
0.43×

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
VMC
VMC
Operating Cash FlowLast quarter
$308.1M
$1.8B
Free Cash FlowOCF − Capex
$-725.3M
FCF MarginFCF / Revenue
-54.0%
Capex IntensityCapex / Revenue
77.0%
Cash ConversionOCF / Net Profit
0.76×
7.19×
TTM Free Cash FlowTrailing 4 quarters
$-1.6B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATO
ATO
VMC
VMC
Q1 26
$1.8B
Q4 25
$308.1M
$543.0M
Q3 25
$348.1M
$676.8M
Q2 25
$496.4M
$341.7M
Q1 25
$922.9M
$251.5M
Q4 24
$282.0M
$440.1M
Q3 24
$330.7M
$595.0M
Q2 24
$411.2M
$201.1M
Free Cash Flow
ATO
ATO
VMC
VMC
Q1 26
Q4 25
$-725.3M
$358.2M
Q3 25
$-615.5M
$454.8M
Q2 25
$-370.6M
$238.8M
Q1 25
$83.3M
$83.5M
Q4 24
$-609.2M
$277.6M
Q3 24
$-477.3M
$498.2M
Q2 24
$-302.4M
$9.7M
FCF Margin
ATO
ATO
VMC
VMC
Q1 26
Q4 25
-54.0%
18.7%
Q3 25
-83.5%
19.8%
Q2 25
-44.2%
11.4%
Q1 25
4.3%
5.1%
Q4 24
-51.8%
15.0%
Q3 24
-72.5%
24.9%
Q2 24
-43.1%
0.5%
Capex Intensity
ATO
ATO
VMC
VMC
Q1 26
Q4 25
77.0%
9.7%
Q3 25
130.7%
9.7%
Q2 25
103.4%
4.9%
Q1 25
43.0%
10.3%
Q4 24
75.8%
8.8%
Q3 24
122.8%
4.8%
Q2 24
101.7%
9.5%
Cash Conversion
ATO
ATO
VMC
VMC
Q1 26
7.19×
Q4 25
0.76×
2.15×
Q3 25
1.99×
1.81×
Q2 25
2.66×
1.06×
Q1 25
1.90×
1.95×
Q4 24
0.80×
1.50×
Q3 24
2.47×
2.87×
Q2 24
2.48×
0.65×

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%

VMC
VMC

Segment breakdown not available.

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