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Side-by-side financial comparison of Boston Scientific (BSX) 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 $5.2B, roughly 1.0× Boston Scientific). Boston Scientific runs the higher net margin — 25.7% vs 7.7%, a 18.0% gap on every dollar of revenue. On growth, Steel Dynamics posted the faster year-over-year revenue change (17.9% vs 11.6%). Over the past eight quarters, Boston Scientific's revenue compounded faster (12.4% CAGR vs 6.0%).

Boston Scientific Corporation (BSC) is an American biotechnology and biomedical engineering firm and multinational manufacturer of medical devices used in interventional medical specialties, including interventional radiology, interventional cardiology, peripheral interventions, neuromodulation, neurovascular intervention, electrophysiology, cardiac surgery, vascular surgery, endoscopy, oncology, urology and gynecology.

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.

BSX vs STLD — Head-to-Head

Bigger by revenue
STLD
STLD
1.0× larger
STLD
$5.2B
$5.2B
BSX
Growing faster (revenue YoY)
STLD
STLD
+6.3% gap
STLD
17.9%
11.6%
BSX
Higher net margin
BSX
BSX
18.0% more per $
BSX
25.7%
7.7%
STLD
Faster 2-yr revenue CAGR
BSX
BSX
Annualised
BSX
12.4%
6.0%
STLD

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
BSX
BSX
STLD
STLD
Revenue
$5.2B
$5.2B
Net Profit
$1.3B
$400.1M
Gross Margin
69.5%
14.7%
Operating Margin
10.3%
Net Margin
25.7%
7.7%
Revenue YoY
11.6%
17.9%
Net Profit YoY
51.3%
EPS (diluted)
$0.90
$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
BSX
BSX
STLD
STLD
Q1 26
$5.2B
$5.2B
Q4 25
$5.3B
$4.4B
Q3 25
$5.1B
$4.8B
Q2 25
$5.1B
$4.6B
Q1 25
$4.7B
$4.4B
Q4 24
$4.6B
$3.9B
Q3 24
$4.2B
$4.3B
Q2 24
$4.1B
$4.6B
Net Profit
BSX
BSX
STLD
STLD
Q1 26
$1.3B
$400.1M
Q4 25
$670.0M
$266.0M
Q3 25
$755.0M
$403.7M
Q2 25
$795.0M
$298.7M
Q1 25
$672.0M
$217.2M
Q4 24
$563.0M
$207.3M
Q3 24
$468.0M
$317.8M
Q2 24
$322.0M
$428.0M
Gross Margin
BSX
BSX
STLD
STLD
Q1 26
69.5%
14.7%
Q4 25
69.6%
12.0%
Q3 25
69.9%
15.7%
Q2 25
67.7%
13.5%
Q1 25
68.8%
11.1%
Q4 24
67.8%
11.4%
Q3 24
68.8%
13.9%
Q2 24
69.2%
16.7%
Operating Margin
BSX
BSX
STLD
STLD
Q1 26
10.3%
Q4 25
15.6%
7.0%
Q3 25
20.7%
10.5%
Q2 25
16.2%
8.4%
Q1 25
19.8%
6.3%
Q4 24
14.8%
6.1%
Q3 24
17.4%
9.1%
Q2 24
12.6%
12.1%
Net Margin
BSX
BSX
STLD
STLD
Q1 26
25.7%
7.7%
Q4 25
12.7%
6.0%
Q3 25
14.9%
8.4%
Q2 25
15.7%
6.5%
Q1 25
14.4%
5.0%
Q4 24
12.3%
5.4%
Q3 24
11.1%
7.3%
Q2 24
7.8%
9.2%
EPS (diluted)
BSX
BSX
STLD
STLD
Q1 26
$0.90
$2.78
Q4 25
$0.45
$1.80
Q3 25
$0.51
$2.74
Q2 25
$0.53
$2.01
Q1 25
$0.45
$1.44
Q4 24
$0.38
$1.40
Q3 24
$0.32
$2.05
Q2 24
$0.22
$2.72

Balance Sheet & Financial Strength

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

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

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BSX
BSX
STLD
STLD
Q1 26
$556.5M
Q4 25
$2.0B
$769.9M
Q3 25
$1.3B
$770.4M
Q2 25
$534.0M
$497.6M
Q1 25
$725.0M
$1.2B
Q4 24
$414.0M
$737.3M
Q3 24
$2.5B
$1.7B
Q2 24
$2.9B
$1.2B
Total Debt
BSX
BSX
STLD
STLD
Q1 26
$4.2B
Q4 25
$11.1B
$4.2B
Q3 25
$11.1B
$3.8B
Q2 25
$11.1B
$3.8B
Q1 25
$10.5B
$4.2B
Q4 24
$9.0B
$3.2B
Q3 24
$9.2B
$3.7B
Q2 24
$9.0B
$3.1B
Stockholders' Equity
BSX
BSX
STLD
STLD
Q1 26
$9.0B
Q4 25
$24.2B
$9.0B
Q3 25
$23.4B
$9.0B
Q2 25
$22.4B
$8.9B
Q1 25
$22.2B
$8.8B
Q4 24
$21.8B
$8.9B
Q3 24
$20.7B
$9.1B
Q2 24
$20.4B
$9.1B
Total Assets
BSX
BSX
STLD
STLD
Q1 26
$16.7B
Q4 25
$43.7B
$16.4B
Q3 25
$42.7B
$16.0B
Q2 25
$41.6B
$15.5B
Q1 25
$40.1B
$15.9B
Q4 24
$39.4B
$14.9B
Q3 24
$38.1B
$15.7B
Q2 24
$37.1B
$15.1B
Debt / Equity
BSX
BSX
STLD
STLD
Q1 26
0.47×
Q4 25
0.46×
0.47×
Q3 25
0.48×
0.42×
Q2 25
0.50×
0.43×
Q1 25
0.47×
0.48×
Q4 24
0.41×
0.36×
Q3 24
0.45×
0.41×
Q2 24
0.44×
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
BSX
BSX
STLD
STLD
Operating Cash FlowLast quarter
$148.3M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
0.37×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BSX
BSX
STLD
STLD
Q1 26
$148.3M
Q4 25
$1.4B
$272.7M
Q3 25
$1.3B
$722.6M
Q2 25
$1.3B
$301.6M
Q1 25
$541.0M
$152.6M
Q4 24
$1.5B
$346.9M
Q3 24
$1.0B
$759.9M
Q2 24
$813.0M
$382.6M
Free Cash Flow
BSX
BSX
STLD
STLD
Q1 26
Q4 25
$1.0B
$84.2M
Q3 25
$1.2B
$556.9M
Q2 25
$1.1B
$13.3M
Q1 25
$354.0M
$-152.9M
Q4 24
$1.2B
$-106.3M
Q3 24
$823.0M
$138.5M
Q2 24
$658.0M
$-36.6M
FCF Margin
BSX
BSX
STLD
STLD
Q1 26
Q4 25
19.2%
1.9%
Q3 25
22.9%
11.5%
Q2 25
22.3%
0.3%
Q1 25
7.6%
-3.5%
Q4 24
25.8%
-2.7%
Q3 24
19.6%
3.2%
Q2 24
16.0%
-0.8%
Capex Intensity
BSX
BSX
STLD
STLD
Q1 26
Q4 25
6.6%
4.3%
Q3 25
3.6%
3.4%
Q2 25
3.1%
6.3%
Q1 25
4.0%
7.0%
Q4 24
6.1%
11.7%
Q3 24
4.3%
14.3%
Q2 24
3.8%
9.0%
Cash Conversion
BSX
BSX
STLD
STLD
Q1 26
0.37×
Q4 25
2.04×
1.03×
Q3 25
1.78×
1.79×
Q2 25
1.62×
1.01×
Q1 25
0.81×
0.70×
Q4 24
2.59×
1.67×
Q3 24
2.14×
2.39×
Q2 24
2.52×
0.89×

Financial Flow Comparison

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

Revenue Breakdown by Segment

BSX
BSX

MedSurg$1.7B33%
EMEA$932.0M18%
APAC$803.0M15%
Endoscopy$736.0M14%
Urology$646.0M12%
Neuromodulation$318.0M6%

STLD
STLD

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

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