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Side-by-side financial comparison of Martin Marietta Materials (MLM) and Sunrun Inc. (RUN). Click either name above to swap in a different company.

Sunrun Inc. is the larger business by last-quarter revenue ($1.2B vs $1.1B, roughly 1.0× Martin Marietta Materials). Martin Marietta Materials runs the higher net margin — 24.5% vs 8.9%, a 15.5% gap on every dollar of revenue. On growth, Sunrun Inc. posted the faster year-over-year revenue change (123.5% vs -30.1%). Over the past eight quarters, Sunrun Inc.'s revenue compounded faster (59.0% CAGR vs -4.5%).

Martin Marietta Materials, Inc. is an American company and a supplier of aggregates and heavy building materials, with operations spanning 26 states, Canada, and the Caribbean. In particular, Martin Marietta Materials supplies resources for the construction of roads, sidewalks, and foundations.

Sunrun Inc. is an American provider of photovoltaic systems and battery energy storage products, primarily for residential customers. The company was established in 2007 and is headquartered in San Francisco, California.

MLM vs RUN — Head-to-Head

Bigger by revenue
RUN
RUN
1.0× larger
RUN
$1.2B
$1.1B
MLM
Growing faster (revenue YoY)
RUN
RUN
+153.6% gap
RUN
123.5%
-30.1%
MLM
Higher net margin
MLM
MLM
15.5% more per $
MLM
24.5%
8.9%
RUN
Faster 2-yr revenue CAGR
RUN
RUN
Annualised
RUN
59.0%
-4.5%
MLM

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MLM
MLM
RUN
RUN
Revenue
$1.1B
$1.2B
Net Profit
$279.0M
$103.6M
Gross Margin
35.0%
Operating Margin
24.6%
8.4%
Net Margin
24.5%
8.9%
Revenue YoY
-30.1%
123.5%
Net Profit YoY
-4.8%
103.7%
EPS (diluted)
$4.59
$0.38

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
MLM
MLM
RUN
RUN
Q4 25
$1.1B
$1.2B
Q3 25
$1.8B
$724.6M
Q2 25
$1.8B
$569.3M
Q1 25
$1.4B
$504.3M
Q4 24
$1.6B
$518.5M
Q3 24
$1.9B
$537.2M
Q2 24
$1.8B
$523.9M
Q1 24
$1.3B
$458.2M
Net Profit
MLM
MLM
RUN
RUN
Q4 25
$279.0M
$103.6M
Q3 25
$414.0M
$16.6M
Q2 25
$328.0M
$279.8M
Q1 25
$116.0M
$50.0M
Q4 24
$293.0M
$-2.8B
Q3 24
$363.0M
$-83.8M
Q2 24
$294.0M
$139.1M
Q1 24
$1.0B
$-87.8M
Gross Margin
MLM
MLM
RUN
RUN
Q4 25
35.0%
Q3 25
33.1%
Q2 25
30.0%
Q1 25
24.8%
Q4 24
30.0%
Q3 24
31.7%
Q2 24
29.3%
Q1 24
21.7%
Operating Margin
MLM
MLM
RUN
RUN
Q4 25
24.6%
8.4%
Q3 25
27.4%
0.5%
Q2 25
25.3%
-19.7%
Q1 25
14.3%
-22.8%
Q4 24
24.4%
-628.0%
Q3 24
25.9%
-23.8%
Q2 24
22.6%
-24.4%
Q1 24
-40.0%
Net Margin
MLM
MLM
RUN
RUN
Q4 25
24.5%
8.9%
Q3 25
22.4%
2.3%
Q2 25
18.1%
49.1%
Q1 25
8.6%
9.9%
Q4 24
18.0%
-542.7%
Q3 24
19.2%
-15.6%
Q2 24
16.7%
26.5%
Q1 24
83.5%
-19.2%
EPS (diluted)
MLM
MLM
RUN
RUN
Q4 25
$4.59
$0.38
Q3 25
$6.85
$0.06
Q2 25
$5.43
$1.07
Q1 25
$1.90
$0.20
Q4 24
$4.87
$-12.59
Q3 24
$5.91
$-0.37
Q2 24
$4.76
$0.55
Q1 24
$16.87
$-0.40

Balance Sheet & Financial Strength

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

Metric
MLM
MLM
RUN
RUN
Cash + ST InvestmentsLiquidity on hand
$67.0M
Total DebtLower is stronger
$5.3B
$14.7B
Stockholders' EquityBook value
$10.0B
$3.1B
Total Assets
$18.7B
$22.6B
Debt / EquityLower = less leverage
0.53×
4.69×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MLM
MLM
RUN
RUN
Q4 25
$67.0M
Q3 25
$57.0M
Q2 25
$225.0M
Q1 25
$101.0M
Q4 24
$670.0M
Q3 24
$52.0M
Q2 24
$109.0M
Q1 24
$2.6B
Total Debt
MLM
MLM
RUN
RUN
Q4 25
$5.3B
$14.7B
Q3 25
$5.5B
$14.6B
Q2 25
$5.4B
$14.0B
Q1 25
$5.4B
$13.6B
Q4 24
$5.4B
$12.9B
Q3 24
$4.0B
$12.5B
Q2 24
$4.3B
$12.0B
Q1 24
$4.3B
$11.1B
Stockholders' Equity
MLM
MLM
RUN
RUN
Q4 25
$10.0B
$3.1B
Q3 25
$9.7B
$3.0B
Q2 25
$9.4B
$2.9B
Q1 25
$9.1B
$2.6B
Q4 24
$9.5B
$2.6B
Q3 24
$9.2B
$5.3B
Q2 24
$8.8B
$5.4B
Q1 24
$8.9B
$5.2B
Total Assets
MLM
MLM
RUN
RUN
Q4 25
$18.7B
$22.6B
Q3 25
$18.7B
$22.2B
Q2 25
$18.1B
$21.2B
Q1 25
$17.7B
$20.4B
Q4 24
$18.2B
$19.9B
Q3 24
$16.5B
$22.1B
Q2 24
$16.3B
$21.4B
Q1 24
$16.2B
$20.8B
Debt / Equity
MLM
MLM
RUN
RUN
Q4 25
0.53×
4.69×
Q3 25
0.57×
4.90×
Q2 25
0.58×
4.80×
Q1 25
0.60×
5.19×
Q4 24
0.57×
5.05×
Q3 24
0.44×
2.36×
Q2 24
0.49×
2.23×
Q1 24
0.49×
2.15×

Cash Flow & Capital Efficiency

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

Metric
MLM
MLM
RUN
RUN
Operating Cash FlowLast quarter
$629.0M
$96.9M
Free Cash FlowOCF − Capex
$424.0M
FCF MarginFCF / Revenue
37.2%
Capex IntensityCapex / Revenue
18.0%
Cash ConversionOCF / Net Profit
2.25×
0.94×
TTM Free Cash FlowTrailing 4 quarters
$978.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MLM
MLM
RUN
RUN
Q4 25
$629.0M
$96.9M
Q3 25
$551.0M
$-121.5M
Q2 25
$387.0M
$-292.7M
Q1 25
$218.0M
$-104.2M
Q4 24
$686.0M
$-258.4M
Q3 24
$600.0M
$-156.2M
Q2 24
$1.0M
$-208.5M
Q1 24
$172.0M
$-143.1M
Free Cash Flow
MLM
MLM
RUN
RUN
Q4 25
$424.0M
Q3 25
$361.0M
Q2 25
$208.0M
Q1 25
$-15.0M
Q4 24
$453.0M
Q3 24
$317.0M
$-156.4M
Q2 24
$-138.0M
Q1 24
$-28.0M
FCF Margin
MLM
MLM
RUN
RUN
Q4 25
37.2%
Q3 25
19.6%
Q2 25
11.5%
Q1 25
-1.1%
Q4 24
27.8%
Q3 24
16.8%
-29.1%
Q2 24
-7.8%
Q1 24
-2.2%
Capex Intensity
MLM
MLM
RUN
RUN
Q4 25
18.0%
Q3 25
10.3%
Q2 25
9.9%
Q1 25
17.2%
Q4 24
14.3%
Q3 24
15.0%
0.0%
Q2 24
7.9%
Q1 24
16.0%
Cash Conversion
MLM
MLM
RUN
RUN
Q4 25
2.25×
0.94×
Q3 25
1.33×
-7.33×
Q2 25
1.18×
-1.05×
Q1 25
1.88×
-2.08×
Q4 24
2.34×
Q3 24
1.65×
Q2 24
0.00×
-1.50×
Q1 24
0.16×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MLM
MLM

Building Materials Business East Group$774.0M68%
Building Materials Business West Group$233.0M20%
Services$88.0M8%
Other$45.0M4%

RUN
RUN

Products$692.3M60%
Customer Agreements$435.2M38%
Manufactured Product Other$56.7M5%
Incentives$31.3M3%

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