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Side-by-side financial comparison of Norfolk Southern (NSC) and Zimmer Biomet (ZBH). Click either name above to swap in a different company.

Norfolk Southern is the larger business by last-quarter revenue ($3.0B vs $2.1B, roughly 1.4× Zimmer Biomet). Norfolk Southern runs the higher net margin — 21.7% vs 11.4%, a 10.2% gap on every dollar of revenue. On growth, Zimmer Biomet posted the faster year-over-year revenue change (9.3% vs -1.7%). Norfolk Southern produced more free cash flow last quarter ($334.0M vs $245.9M). Over the past eight quarters, Zimmer Biomet's revenue compounded faster (3.7% CAGR vs -0.5%).

The Norfolk Southern Railway is a Class I freight railroad operating in the Eastern United States. Headquartered in Atlanta, the company was formed in 1982 with the merger of the Norfolk and Western Railway and Southern Railway. The company operates 19,420 route miles (31,250 km) in 22 eastern states and the District of Columbia, and has rights in Canada over the Albany to Montreal route of the Canadian Pacific Kansas City.

Zimmer Biomet Holdings, Inc. is a publicly traded American medical device company. It was founded in 1927 to produce aluminum splints. The firm is headquartered in Warsaw, Indiana, where it is part of the medical devices business cluster.

NSC vs ZBH — Head-to-Head

Bigger by revenue
NSC
NSC
1.4× larger
NSC
$3.0B
$2.1B
ZBH
Growing faster (revenue YoY)
ZBH
ZBH
+11.0% gap
ZBH
9.3%
-1.7%
NSC
Higher net margin
NSC
NSC
10.2% more per $
NSC
21.7%
11.4%
ZBH
More free cash flow
NSC
NSC
$88.1M more FCF
NSC
$334.0M
$245.9M
ZBH
Faster 2-yr revenue CAGR
ZBH
ZBH
Annualised
ZBH
3.7%
-0.5%
NSC

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
NSC
NSC
ZBH
ZBH
Revenue
$3.0B
$2.1B
Net Profit
$644.0M
$238.3M
Gross Margin
64.6%
Operating Margin
31.5%
17.9%
Net Margin
21.7%
11.4%
Revenue YoY
-1.7%
9.3%
Net Profit YoY
-12.1%
30.5%
EPS (diluted)
$2.87
$1.22

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
NSC
NSC
ZBH
ZBH
Q1 26
$2.1B
Q4 25
$3.0B
$2.2B
Q3 25
$3.1B
$2.0B
Q2 25
$3.1B
$2.1B
Q1 25
$3.0B
$1.9B
Q4 24
$3.0B
$2.0B
Q3 24
$3.1B
$1.8B
Q2 24
$3.0B
$1.9B
Net Profit
NSC
NSC
ZBH
ZBH
Q1 26
$238.3M
Q4 25
$644.0M
$139.4M
Q3 25
$711.0M
$230.9M
Q2 25
$768.0M
$152.8M
Q1 25
$750.0M
$182.0M
Q4 24
$733.0M
$239.5M
Q3 24
$1.1B
$249.1M
Q2 24
$737.0M
$242.8M
Gross Margin
NSC
NSC
ZBH
ZBH
Q1 26
64.6%
Q4 25
64.7%
Q3 25
72.1%
Q2 25
71.5%
Q1 25
71.2%
Q4 24
71.0%
Q3 24
70.5%
Q2 24
71.5%
Operating Margin
NSC
NSC
ZBH
ZBH
Q1 26
17.9%
Q4 25
31.5%
6.9%
Q3 25
35.4%
17.6%
Q2 25
37.8%
14.4%
Q1 25
38.3%
15.3%
Q4 24
37.4%
19.2%
Q3 24
52.3%
15.3%
Q2 24
37.2%
18.1%
Net Margin
NSC
NSC
ZBH
ZBH
Q1 26
11.4%
Q4 25
21.7%
6.2%
Q3 25
22.9%
11.5%
Q2 25
24.7%
7.4%
Q1 25
25.1%
9.5%
Q4 24
24.2%
11.8%
Q3 24
36.0%
13.7%
Q2 24
24.2%
12.5%
EPS (diluted)
NSC
NSC
ZBH
ZBH
Q1 26
$1.22
Q4 25
$2.87
$0.71
Q3 25
$3.16
$1.16
Q2 25
$3.41
$0.77
Q1 25
$3.31
$0.91
Q4 24
$3.24
$1.18
Q3 24
$4.85
$1.23
Q2 24
$3.25
$1.18

Balance Sheet & Financial Strength

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

Metric
NSC
NSC
ZBH
ZBH
Cash + ST InvestmentsLiquidity on hand
$1.5B
$424.2M
Total DebtLower is stronger
$16.5B
$7.5B
Stockholders' EquityBook value
$15.5B
$12.7B
Total Assets
$45.2B
$22.7B
Debt / EquityLower = less leverage
1.06×
0.59×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NSC
NSC
ZBH
ZBH
Q1 26
$424.2M
Q4 25
$1.5B
$591.9M
Q3 25
$1.4B
$1.3B
Q2 25
$1.3B
$556.9M
Q1 25
$1.0B
$1.4B
Q4 24
$1.6B
$525.5M
Q3 24
$975.0M
$569.0M
Q2 24
$659.0M
$420.1M
Total Debt
NSC
NSC
ZBH
ZBH
Q1 26
$7.5B
Q4 25
$16.5B
Q3 25
$16.5B
Q2 25
$16.5B
Q1 25
$16.7B
Q4 24
$16.7B
Q3 24
$16.6B
Q2 24
$16.9B
Stockholders' Equity
NSC
NSC
ZBH
ZBH
Q1 26
$12.7B
Q4 25
$15.5B
$12.7B
Q3 25
$15.1B
$12.8B
Q2 25
$14.8B
$12.5B
Q1 25
$14.5B
$12.4B
Q4 24
$14.3B
$12.5B
Q3 24
$13.8B
$12.4B
Q2 24
$13.0B
$12.7B
Total Assets
NSC
NSC
ZBH
ZBH
Q1 26
$22.7B
Q4 25
$45.2B
$23.1B
Q3 25
$44.6B
$23.5B
Q2 25
$44.2B
$22.9B
Q1 25
$43.8B
$22.2B
Q4 24
$43.7B
$21.4B
Q3 24
$43.3B
$21.7B
Q2 24
$42.6B
$21.5B
Debt / Equity
NSC
NSC
ZBH
ZBH
Q1 26
0.59×
Q4 25
1.06×
Q3 25
1.09×
Q2 25
1.11×
Q1 25
1.15×
Q4 24
1.16×
Q3 24
1.21×
Q2 24
1.30×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
NSC
NSC
ZBH
ZBH
Operating Cash FlowLast quarter
$1.1B
$359.4M
Free Cash FlowOCF − Capex
$334.0M
$245.9M
FCF MarginFCF / Revenue
11.2%
11.8%
Capex IntensityCapex / Revenue
24.5%
Cash ConversionOCF / Net Profit
1.65×
1.51×
TTM Free Cash FlowTrailing 4 quarters
$2.2B
$1.4B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NSC
NSC
ZBH
ZBH
Q1 26
$359.4M
Q4 25
$1.1B
$517.4M
Q3 25
$1.3B
$418.7M
Q2 25
$1.1B
$378.2M
Q1 25
$950.0M
$382.8M
Q4 24
$951.0M
$506.3M
Q3 24
$1.2B
$395.7M
Q2 24
$1.0B
$369.4M
Free Cash Flow
NSC
NSC
ZBH
ZBH
Q1 26
$245.9M
Q4 25
$334.0M
$442.6M
Q3 25
$720.0M
$363.7M
Q2 25
$602.0M
$328.1M
Q1 25
$501.0M
$338.2M
Q4 24
$276.0M
$454.8M
Q3 24
$645.0M
$351.2M
Q2 24
$468.0M
$316.7M
FCF Margin
NSC
NSC
ZBH
ZBH
Q1 26
11.8%
Q4 25
11.2%
19.7%
Q3 25
23.2%
18.2%
Q2 25
19.4%
15.8%
Q1 25
16.7%
17.7%
Q4 24
9.1%
22.5%
Q3 24
21.1%
19.3%
Q2 24
15.4%
16.3%
Capex Intensity
NSC
NSC
ZBH
ZBH
Q1 26
Q4 25
24.5%
3.3%
Q3 25
17.8%
2.7%
Q2 25
15.3%
2.4%
Q1 25
15.0%
2.3%
Q4 24
22.3%
2.5%
Q3 24
19.0%
2.4%
Q2 24
18.7%
2.7%
Cash Conversion
NSC
NSC
ZBH
ZBH
Q1 26
1.51×
Q4 25
1.65×
3.71×
Q3 25
1.79×
1.81×
Q2 25
1.40×
2.48×
Q1 25
1.27×
2.10×
Q4 24
1.30×
2.11×
Q3 24
1.12×
1.59×
Q2 24
1.41×
1.52×

Financial Flow Comparison

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

Revenue Breakdown by Segment

NSC
NSC

Railway Operating Revenues Market Group Merchandise$1.9B63%
Metals And Construction$404.0M14%
Railway Operating Revenues Market Group Coal$347.0M12%
Automotive$293.0M10%

ZBH
ZBH

Segment breakdown not available.

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