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Side-by-side financial comparison of PLAINS ALL AMERICAN PIPELINE LP (PAA) and Steel Dynamics (STLD). Click either name above to swap in a different company.

PLAINS ALL AMERICAN PIPELINE LP is the larger business by last-quarter revenue ($10.0B vs $5.2B, roughly 1.9× Steel Dynamics). Steel Dynamics runs the higher net margin — 7.7% vs 3.4%, a 4.3% gap on every dollar of revenue. On growth, Steel Dynamics posted the faster year-over-year revenue change (17.9% vs -19.1%). Over the past eight quarters, Steel Dynamics's revenue compounded faster (6.0% CAGR vs -8.6%).

Plains is a master limited partnership engaged in pipeline transport, marketing, and storage of liquefied petroleum gas and petroleum in the United States and Canada. Plains owns interests in 18,370 miles (29,560 km) of pipelines, storage capacity for about 75 million barrels of crude oil, 28 million barrels of NGLs, 68 billion cubic feet of natural gas, and 5 natural gas processing plants. The company is headquartered in the Allen Center in Downtown Houston, Texas. Plains is a publicly trade...

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.

PAA vs STLD — Head-to-Head

Bigger by revenue
PAA
PAA
1.9× larger
PAA
$10.0B
$5.2B
STLD
Growing faster (revenue YoY)
STLD
STLD
+37.0% gap
STLD
17.9%
-19.1%
PAA
Higher net margin
STLD
STLD
4.3% more per $
STLD
7.7%
3.4%
PAA
Faster 2-yr revenue CAGR
STLD
STLD
Annualised
STLD
6.0%
-8.6%
PAA

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
PAA
PAA
STLD
STLD
Revenue
$10.0B
$5.2B
Net Profit
$341.0M
$400.1M
Gross Margin
7.0%
14.7%
Operating Margin
1.8%
10.3%
Net Margin
3.4%
7.7%
Revenue YoY
-19.1%
17.9%
Net Profit YoY
847.2%
51.3%
EPS (diluted)
$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
PAA
PAA
STLD
STLD
Q1 26
$5.2B
Q4 25
$10.0B
$4.4B
Q3 25
$11.6B
$4.8B
Q2 25
$10.6B
$4.6B
Q1 25
$12.0B
$4.4B
Q4 24
$12.4B
$3.9B
Q3 24
$12.7B
$4.3B
Q2 24
$12.9B
$4.6B
Net Profit
PAA
PAA
STLD
STLD
Q1 26
$400.1M
Q4 25
$341.0M
$266.0M
Q3 25
$441.0M
$403.7M
Q2 25
$210.0M
$298.7M
Q1 25
$443.0M
$217.2M
Q4 24
$36.0M
$207.3M
Q3 24
$220.0M
$317.8M
Q2 24
$250.0M
$428.0M
Gross Margin
PAA
PAA
STLD
STLD
Q1 26
14.7%
Q4 25
7.0%
12.0%
Q3 25
8.6%
15.7%
Q2 25
8.3%
13.5%
Q1 25
10.4%
11.1%
Q4 24
9.5%
11.4%
Q3 24
9.3%
13.9%
Q2 24
8.3%
16.7%
Operating Margin
PAA
PAA
STLD
STLD
Q1 26
10.3%
Q4 25
1.8%
7.0%
Q3 25
4.2%
10.5%
Q2 25
2.2%
8.4%
Q1 25
4.4%
6.3%
Q4 24
0.7%
6.1%
Q3 24
2.7%
9.1%
Q2 24
2.9%
12.1%
Net Margin
PAA
PAA
STLD
STLD
Q1 26
7.7%
Q4 25
3.4%
6.0%
Q3 25
3.8%
8.4%
Q2 25
2.0%
6.5%
Q1 25
3.7%
5.0%
Q4 24
0.3%
5.4%
Q3 24
1.7%
7.3%
Q2 24
1.9%
9.2%
EPS (diluted)
PAA
PAA
STLD
STLD
Q1 26
$2.78
Q4 25
$1.80
Q3 25
$2.74
Q2 25
$2.01
Q1 25
$1.44
Q4 24
$1.40
Q3 24
$2.05
Q2 24
$2.72

Balance Sheet & Financial Strength

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

Metric
PAA
PAA
STLD
STLD
Cash + ST InvestmentsLiquidity on hand
$328.0M
$556.5M
Total DebtLower is stronger
$10.7B
$4.2B
Stockholders' EquityBook value
$9.0B
Total Assets
$30.2B
$16.7B
Debt / EquityLower = less leverage
0.47×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PAA
PAA
STLD
STLD
Q1 26
$556.5M
Q4 25
$328.0M
$769.9M
Q3 25
$1.2B
$770.4M
Q2 25
$459.0M
$497.6M
Q1 25
$427.0M
$1.2B
Q4 24
$348.0M
$737.3M
Q3 24
$640.0M
$1.7B
Q2 24
$553.0M
$1.2B
Total Debt
PAA
PAA
STLD
STLD
Q1 26
$4.2B
Q4 25
$10.7B
$4.2B
Q3 25
$8.4B
$3.8B
Q2 25
$8.2B
$3.8B
Q1 25
$8.2B
$4.2B
Q4 24
$7.2B
$3.2B
Q3 24
$7.2B
$3.7B
Q2 24
$7.2B
$3.1B
Stockholders' Equity
PAA
PAA
STLD
STLD
Q1 26
$9.0B
Q4 25
$9.0B
Q3 25
$9.0B
Q2 25
$8.9B
Q1 25
$8.8B
Q4 24
$8.9B
Q3 24
$9.1B
Q2 24
$9.1B
Total Assets
PAA
PAA
STLD
STLD
Q1 26
$16.7B
Q4 25
$30.2B
$16.4B
Q3 25
$28.1B
$16.0B
Q2 25
$27.2B
$15.5B
Q1 25
$27.1B
$15.9B
Q4 24
$26.6B
$14.9B
Q3 24
$27.2B
$15.7B
Q2 24
$27.5B
$15.1B
Debt / Equity
PAA
PAA
STLD
STLD
Q1 26
0.47×
Q4 25
0.47×
Q3 25
0.42×
Q2 25
0.43×
Q1 25
0.48×
Q4 24
0.36×
Q3 24
0.41×
Q2 24
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
PAA
PAA
STLD
STLD
Operating Cash FlowLast quarter
$786.0M
$148.3M
Free Cash FlowOCF − Capex
$638.0M
FCF MarginFCF / Revenue
6.4%
Capex IntensityCapex / Revenue
1.5%
Cash ConversionOCF / Net Profit
2.30×
0.37×
TTM Free Cash FlowTrailing 4 quarters
$2.3B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PAA
PAA
STLD
STLD
Q1 26
$148.3M
Q4 25
$786.0M
$272.7M
Q3 25
$817.0M
$722.6M
Q2 25
$694.0M
$301.6M
Q1 25
$639.0M
$152.6M
Q4 24
$727.0M
$346.9M
Q3 24
$691.0M
$759.9M
Q2 24
$653.0M
$382.6M
Free Cash Flow
PAA
PAA
STLD
STLD
Q1 26
Q4 25
$638.0M
$84.2M
Q3 25
$632.0M
$556.9M
Q2 25
$575.0M
$13.3M
Q1 25
$448.0M
$-152.9M
Q4 24
$561.0M
$-106.3M
Q3 24
$534.0M
$138.5M
Q2 24
$514.0M
$-36.6M
FCF Margin
PAA
PAA
STLD
STLD
Q1 26
Q4 25
6.4%
1.9%
Q3 25
5.5%
11.5%
Q2 25
5.4%
0.3%
Q1 25
3.7%
-3.5%
Q4 24
4.5%
-2.7%
Q3 24
4.2%
3.2%
Q2 24
4.0%
-0.8%
Capex Intensity
PAA
PAA
STLD
STLD
Q1 26
Q4 25
1.5%
4.3%
Q3 25
1.6%
3.4%
Q2 25
1.1%
6.3%
Q1 25
1.6%
7.0%
Q4 24
1.3%
11.7%
Q3 24
1.2%
14.3%
Q2 24
1.1%
9.0%
Cash Conversion
PAA
PAA
STLD
STLD
Q1 26
0.37×
Q4 25
2.30×
1.03×
Q3 25
1.85×
1.79×
Q2 25
3.30×
1.01×
Q1 25
1.44×
0.70×
Q4 24
20.19×
1.67×
Q3 24
3.14×
2.39×
Q2 24
2.61×
0.89×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PAA
PAA

Products$9.6B96%
Transportation$341.0M3%
Terminalling Storage And Other$90.0M1%
Affiliated Entity$14.0M0%

STLD
STLD

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

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