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

Zoetis is the larger business by last-quarter revenue ($2.4B vs $1.3B, roughly 1.8× Atmos Energy). Atmos Energy runs the higher net margin — 30.0% vs 25.3%, a 4.8% gap on every dollar of revenue. On growth, Atmos Energy posted the faster year-over-year revenue change (14.2% vs 3.0%). Zoetis produced more free cash flow last quarter ($732.0M vs $-725.3M). Over the past eight quarters, Zoetis's revenue compounded faster (4.4% 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.

Zoetis Inc. (/zō-EH-tis/) is an American drug company, the world's largest producer of medicine and vaccinations for pets and livestock. The company was a subsidiary of Pfizer, the world's largest drug maker, but with Pfizer's spinoff of its 83% interest in the firm it is now a completely independent company. The company directly markets its products in approximately 45 countries, and sells them in more than 100 countries. Operations outside the United States accounted for 50% of the total re...

ATO vs ZTS — Head-to-Head

Bigger by revenue
ZTS
ZTS
1.8× larger
ZTS
$2.4B
$1.3B
ATO
Growing faster (revenue YoY)
ATO
ATO
+11.1% gap
ATO
14.2%
3.0%
ZTS
Higher net margin
ATO
ATO
4.8% more per $
ATO
30.0%
25.3%
ZTS
More free cash flow
ZTS
ZTS
$1.5B more FCF
ZTS
$732.0M
$-725.3M
ATO
Faster 2-yr revenue CAGR
ZTS
ZTS
Annualised
ZTS
4.4%
-9.7%
ATO

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ATO
ATO
ZTS
ZTS
Revenue
$1.3B
$2.4B
Net Profit
$403.0M
$603.0M
Gross Margin
70.2%
Operating Margin
38.3%
31.9%
Net Margin
30.0%
25.3%
Revenue YoY
14.2%
3.0%
Net Profit YoY
14.5%
3.8%
EPS (diluted)
$2.44
$1.37

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
ZTS
ZTS
Q4 25
$1.3B
$2.4B
Q3 25
$737.5M
$2.4B
Q2 25
$838.8M
$2.5B
Q1 25
$2.0B
$2.2B
Q4 24
$1.2B
$2.3B
Q3 24
$657.9M
$2.4B
Q2 24
$701.5M
$2.4B
Q1 24
$1.6B
$2.2B
Net Profit
ATO
ATO
ZTS
ZTS
Q4 25
$403.0M
$603.0M
Q3 25
$174.9M
$721.0M
Q2 25
$186.4M
$718.0M
Q1 25
$485.6M
$631.0M
Q4 24
$351.9M
$581.0M
Q3 24
$134.0M
$682.0M
Q2 24
$165.6M
$624.0M
Q1 24
$432.0M
$599.0M
Gross Margin
ATO
ATO
ZTS
ZTS
Q4 25
70.2%
Q3 25
71.5%
Q2 25
73.6%
Q1 25
60.0%
72.0%
Q4 24
80.1%
69.5%
Q3 24
70.6%
Q2 24
71.7%
Q1 24
62.1%
70.6%
Operating Margin
ATO
ATO
ZTS
ZTS
Q4 25
38.3%
31.9%
Q3 25
29.8%
37.0%
Q2 25
30.1%
36.7%
Q1 25
32.2%
36.5%
Q4 24
39.1%
31.6%
Q3 24
28.1%
36.6%
Q2 24
31.4%
33.0%
Q1 24
33.4%
34.1%
Net Margin
ATO
ATO
ZTS
ZTS
Q4 25
30.0%
25.3%
Q3 25
23.7%
30.0%
Q2 25
22.2%
29.2%
Q1 25
24.9%
28.4%
Q4 24
29.9%
25.1%
Q3 24
20.4%
28.6%
Q2 24
23.6%
26.4%
Q1 24
26.2%
27.4%
EPS (diluted)
ATO
ATO
ZTS
ZTS
Q4 25
$2.44
$1.37
Q3 25
$1.04
$1.63
Q2 25
$1.16
$1.61
Q1 25
$3.03
$1.41
Q4 24
$2.23
$1.29
Q3 24
$0.82
$1.50
Q2 24
$1.08
$1.37
Q1 24
$2.85
$1.31

Balance Sheet & Financial Strength

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

Metric
ATO
ATO
ZTS
ZTS
Cash + ST InvestmentsLiquidity on hand
$367.0M
Total DebtLower is stronger
$9.6B
Stockholders' EquityBook value
$14.3B
$3.3B
Total Assets
$29.8B
$15.5B
Debt / EquityLower = less leverage
0.67×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATO
ATO
ZTS
ZTS
Q4 25
$367.0M
Q3 25
$202.7M
$2.1B
Q2 25
$709.4M
$1.4B
Q1 25
$543.5M
$1.7B
Q4 24
$584.5M
$2.0B
Q3 24
$307.3M
$1.7B
Q2 24
$674.6M
$1.6B
Q1 24
$262.5M
$2.0B
Total Debt
ATO
ATO
ZTS
ZTS
Q4 25
$9.6B
Q3 25
$8.9B
Q2 25
$8.9B
Q1 25
$8.4B
Q4 24
$8.4B
Q3 24
$7.8B
Q2 24
$7.8B
Q1 24
$7.4B
Stockholders' Equity
ATO
ATO
ZTS
ZTS
Q4 25
$14.3B
$3.3B
Q3 25
$13.6B
$5.4B
Q2 25
$13.4B
$5.0B
Q1 25
$13.1B
$4.7B
Q4 24
$12.8B
$4.8B
Q3 24
$12.2B
$5.2B
Q2 24
$12.2B
$5.0B
Q1 24
$11.6B
$5.1B
Total Assets
ATO
ATO
ZTS
ZTS
Q4 25
$29.8B
$15.5B
Q3 25
$28.2B
$15.2B
Q2 25
$27.7B
$14.5B
Q1 25
$27.0B
$14.1B
Q4 24
$26.5B
$14.2B
Q3 24
$25.2B
$14.4B
Q2 24
$24.9B
$14.2B
Q1 24
$24.0B
$14.3B
Debt / Equity
ATO
ATO
ZTS
ZTS
Q4 25
0.67×
Q3 25
0.66×
Q2 25
0.67×
Q1 25
0.64×
Q4 24
0.66×
Q3 24
0.64×
Q2 24
0.64×
Q1 24
0.64×

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
ZTS
ZTS
Operating Cash FlowLast quarter
$308.1M
$893.0M
Free Cash FlowOCF − Capex
$-725.3M
$732.0M
FCF MarginFCF / Revenue
-54.0%
30.7%
Capex IntensityCapex / Revenue
77.0%
6.7%
Cash ConversionOCF / Net Profit
0.76×
1.48×
TTM Free Cash FlowTrailing 4 quarters
$-1.6B
$2.3B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATO
ATO
ZTS
ZTS
Q4 25
$308.1M
$893.0M
Q3 25
$348.1M
$938.0M
Q2 25
$496.4M
$486.0M
Q1 25
$922.9M
$587.0M
Q4 24
$282.0M
$905.0M
Q3 24
$330.7M
$951.0M
Q2 24
$411.2M
$502.0M
Q1 24
$746.6M
$595.0M
Free Cash Flow
ATO
ATO
ZTS
ZTS
Q4 25
$-725.3M
$732.0M
Q3 25
$-615.5M
$805.0M
Q2 25
$-370.6M
$308.0M
Q1 25
$83.3M
$438.0M
Q4 24
$-609.2M
$689.0M
Q3 24
$-477.3M
$784.0M
Q2 24
$-302.4M
$370.0M
Q1 24
$100.7M
$455.0M
FCF Margin
ATO
ATO
ZTS
ZTS
Q4 25
-54.0%
30.7%
Q3 25
-83.5%
33.5%
Q2 25
-44.2%
12.5%
Q1 25
4.3%
19.7%
Q4 24
-51.8%
29.7%
Q3 24
-72.5%
32.8%
Q2 24
-43.1%
15.7%
Q1 24
6.1%
20.8%
Capex Intensity
ATO
ATO
ZTS
ZTS
Q4 25
77.0%
6.7%
Q3 25
130.7%
5.5%
Q2 25
103.4%
7.2%
Q1 25
43.0%
6.7%
Q4 24
75.8%
9.3%
Q3 24
122.8%
7.0%
Q2 24
101.7%
5.6%
Q1 24
39.2%
6.4%
Cash Conversion
ATO
ATO
ZTS
ZTS
Q4 25
0.76×
1.48×
Q3 25
1.99×
1.30×
Q2 25
2.66×
0.68×
Q1 25
1.90×
0.93×
Q4 24
0.80×
1.56×
Q3 24
2.47×
1.39×
Q2 24
2.48×
0.80×
Q1 24
1.73×
0.99×

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%

ZTS
ZTS

Other$1.3B56%
Livestock$234.0M10%
Pain Sedation$209.0M9%
Other Pharmaceuticals$188.0M8%
Swine$125.0M5%
Poultry$117.0M5%
Fish$81.0M3%
Other Non Pharmaceuticals$70.0M3%
Manufactured Product Other$18.0M1%
Medicated Feed Additives$12.0M1%

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