vs

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

Steel Dynamics is the larger business by last-quarter revenue ($5.2B vs $3.0B, roughly 1.8× Norfolk Southern). Norfolk Southern runs the higher net margin — 21.7% vs 7.7%, a 14.0% gap on every dollar of revenue. On growth, Steel Dynamics posted the faster year-over-year revenue change (17.9% vs -1.7%). Over the past eight quarters, Steel Dynamics's revenue compounded faster (6.0% 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.

Steel Dynamics, Inc. (SDI) is an American steel producer based in Fort Wayne, Indiana. With a production capacity of 13 million tons of steel, the company is the third largest producer of carbon steel products in the United States. It is among the most profitable American steel companies in terms of profit margins and operating margin per ton. Based on its 2021 revenue, the company ranked 196th on the 2022 edition of the Fortune 500.

NSC vs STLD — Head-to-Head

Bigger by revenue
STLD
STLD
1.8× larger
STLD
$5.2B
$3.0B
NSC
Growing faster (revenue YoY)
STLD
STLD
+19.6% gap
STLD
17.9%
-1.7%
NSC
Higher net margin
NSC
NSC
14.0% more per $
NSC
21.7%
7.7%
STLD
Faster 2-yr revenue CAGR
STLD
STLD
Annualised
STLD
6.0%
-0.5%
NSC

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
NSC
NSC
STLD
STLD
Revenue
$3.0B
$5.2B
Net Profit
$644.0M
$400.1M
Gross Margin
14.7%
Operating Margin
31.5%
10.3%
Net Margin
21.7%
7.7%
Revenue YoY
-1.7%
17.9%
Net Profit YoY
-12.1%
51.3%
EPS (diluted)
$2.87
$2.78

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
STLD
STLD
Q1 26
$5.2B
Q4 25
$3.0B
$4.4B
Q3 25
$3.1B
$4.8B
Q2 25
$3.1B
$4.6B
Q1 25
$3.0B
$4.4B
Q4 24
$3.0B
$3.9B
Q3 24
$3.1B
$4.3B
Q2 24
$3.0B
$4.6B
Net Profit
NSC
NSC
STLD
STLD
Q1 26
$400.1M
Q4 25
$644.0M
$266.0M
Q3 25
$711.0M
$403.7M
Q2 25
$768.0M
$298.7M
Q1 25
$750.0M
$217.2M
Q4 24
$733.0M
$207.3M
Q3 24
$1.1B
$317.8M
Q2 24
$737.0M
$428.0M
Gross Margin
NSC
NSC
STLD
STLD
Q1 26
14.7%
Q4 25
12.0%
Q3 25
15.7%
Q2 25
13.5%
Q1 25
11.1%
Q4 24
11.4%
Q3 24
13.9%
Q2 24
16.7%
Operating Margin
NSC
NSC
STLD
STLD
Q1 26
10.3%
Q4 25
31.5%
7.0%
Q3 25
35.4%
10.5%
Q2 25
37.8%
8.4%
Q1 25
38.3%
6.3%
Q4 24
37.4%
6.1%
Q3 24
52.3%
9.1%
Q2 24
37.2%
12.1%
Net Margin
NSC
NSC
STLD
STLD
Q1 26
7.7%
Q4 25
21.7%
6.0%
Q3 25
22.9%
8.4%
Q2 25
24.7%
6.5%
Q1 25
25.1%
5.0%
Q4 24
24.2%
5.4%
Q3 24
36.0%
7.3%
Q2 24
24.2%
9.2%
EPS (diluted)
NSC
NSC
STLD
STLD
Q1 26
$2.78
Q4 25
$2.87
$1.80
Q3 25
$3.16
$2.74
Q2 25
$3.41
$2.01
Q1 25
$3.31
$1.44
Q4 24
$3.24
$1.40
Q3 24
$4.85
$2.05
Q2 24
$3.25
$2.72

Balance Sheet & Financial Strength

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

Metric
NSC
NSC
STLD
STLD
Cash + ST InvestmentsLiquidity on hand
$1.5B
$556.5M
Total DebtLower is stronger
$16.5B
$4.2B
Stockholders' EquityBook value
$15.5B
$9.0B
Total Assets
$45.2B
$16.7B
Debt / EquityLower = less leverage
1.06×
0.47×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
NSC
NSC
STLD
STLD
Q1 26
$556.5M
Q4 25
$1.5B
$769.9M
Q3 25
$1.4B
$770.4M
Q2 25
$1.3B
$497.6M
Q1 25
$1.0B
$1.2B
Q4 24
$1.6B
$737.3M
Q3 24
$975.0M
$1.7B
Q2 24
$659.0M
$1.2B
Total Debt
NSC
NSC
STLD
STLD
Q1 26
$4.2B
Q4 25
$16.5B
$4.2B
Q3 25
$16.5B
$3.8B
Q2 25
$16.5B
$3.8B
Q1 25
$16.7B
$4.2B
Q4 24
$16.7B
$3.2B
Q3 24
$16.6B
$3.7B
Q2 24
$16.9B
$3.1B
Stockholders' Equity
NSC
NSC
STLD
STLD
Q1 26
$9.0B
Q4 25
$15.5B
$9.0B
Q3 25
$15.1B
$9.0B
Q2 25
$14.8B
$8.9B
Q1 25
$14.5B
$8.8B
Q4 24
$14.3B
$8.9B
Q3 24
$13.8B
$9.1B
Q2 24
$13.0B
$9.1B
Total Assets
NSC
NSC
STLD
STLD
Q1 26
$16.7B
Q4 25
$45.2B
$16.4B
Q3 25
$44.6B
$16.0B
Q2 25
$44.2B
$15.5B
Q1 25
$43.8B
$15.9B
Q4 24
$43.7B
$14.9B
Q3 24
$43.3B
$15.7B
Q2 24
$42.6B
$15.1B
Debt / Equity
NSC
NSC
STLD
STLD
Q1 26
0.47×
Q4 25
1.06×
0.47×
Q3 25
1.09×
0.42×
Q2 25
1.11×
0.43×
Q1 25
1.15×
0.48×
Q4 24
1.16×
0.36×
Q3 24
1.21×
0.41×
Q2 24
1.30×
0.34×

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
STLD
STLD
Operating Cash FlowLast quarter
$1.1B
$148.3M
Free Cash FlowOCF − Capex
$334.0M
FCF MarginFCF / Revenue
11.2%
Capex IntensityCapex / Revenue
24.5%
Cash ConversionOCF / Net Profit
1.65×
0.37×
TTM Free Cash FlowTrailing 4 quarters
$2.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
NSC
NSC
STLD
STLD
Q1 26
$148.3M
Q4 25
$1.1B
$272.7M
Q3 25
$1.3B
$722.6M
Q2 25
$1.1B
$301.6M
Q1 25
$950.0M
$152.6M
Q4 24
$951.0M
$346.9M
Q3 24
$1.2B
$759.9M
Q2 24
$1.0B
$382.6M
Free Cash Flow
NSC
NSC
STLD
STLD
Q1 26
Q4 25
$334.0M
$84.2M
Q3 25
$720.0M
$556.9M
Q2 25
$602.0M
$13.3M
Q1 25
$501.0M
$-152.9M
Q4 24
$276.0M
$-106.3M
Q3 24
$645.0M
$138.5M
Q2 24
$468.0M
$-36.6M
FCF Margin
NSC
NSC
STLD
STLD
Q1 26
Q4 25
11.2%
1.9%
Q3 25
23.2%
11.5%
Q2 25
19.4%
0.3%
Q1 25
16.7%
-3.5%
Q4 24
9.1%
-2.7%
Q3 24
21.1%
3.2%
Q2 24
15.4%
-0.8%
Capex Intensity
NSC
NSC
STLD
STLD
Q1 26
Q4 25
24.5%
4.3%
Q3 25
17.8%
3.4%
Q2 25
15.3%
6.3%
Q1 25
15.0%
7.0%
Q4 24
22.3%
11.7%
Q3 24
19.0%
14.3%
Q2 24
18.7%
9.0%
Cash Conversion
NSC
NSC
STLD
STLD
Q1 26
0.37×
Q4 25
1.65×
1.03×
Q3 25
1.79×
1.79×
Q2 25
1.40×
1.01×
Q1 25
1.27×
0.70×
Q4 24
1.30×
1.67×
Q3 24
1.12×
2.39×
Q2 24
1.41×
0.89×

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%

STLD
STLD

Steel$3.5B68%
Metals Recycling$593.2M11%
Other$490.1M9%
Steel Fabrication$355.4M7%
Aluminum$227.4M4%

Related Comparisons