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

TransDigm Group is the larger business by last-quarter revenue ($2.3B vs $1.4B, roughly 1.7× Martin Marietta Materials). Martin Marietta Materials runs the higher net margin — 111.1% vs 19.5%, a 91.6% gap on every dollar of revenue. On growth, Martin Marietta Materials posted the faster year-over-year revenue change (17.0% vs 13.9%). Over the past eight quarters, TransDigm Group's revenue compounded faster (9.1% CAGR vs -12.1%).

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.

TransDigm Group Incorporated is an American publicly traded aerospace manufacturing company headquartered in Cleveland, Ohio. TransDigm develops and manufactures engineered aerospace components. It was founded in 1993, when four industrial aerospace companies were combined by a private equity firm in a leveraged buyout. TransDigm expanded the range of aerospace components it manufactures through acquisitions over the years.

MLM vs TDG — Head-to-Head

Bigger by revenue
TDG
TDG
1.7× larger
TDG
$2.3B
$1.4B
MLM
Growing faster (revenue YoY)
MLM
MLM
+3.1% gap
MLM
17.0%
13.9%
TDG
Higher net margin
MLM
MLM
91.6% more per $
MLM
111.1%
19.5%
TDG
Faster 2-yr revenue CAGR
TDG
TDG
Annualised
TDG
9.1%
-12.1%
MLM

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
MLM
MLM
TDG
TDG
Revenue
$1.4B
$2.3B
Net Profit
$1.5B
$445.0M
Gross Margin
22.8%
59.2%
Operating Margin
11.9%
45.6%
Net Margin
111.1%
19.5%
Revenue YoY
17.0%
13.9%
Net Profit YoY
-9.7%
EPS (diluted)
$6.62

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
TDG
TDG
Q1 26
$1.4B
Q4 25
$1.1B
$2.3B
Q3 25
$1.8B
$2.4B
Q2 25
$1.8B
$2.2B
Q1 25
$1.4B
$2.1B
Q4 24
$1.6B
$2.0B
Q3 24
$1.9B
$2.2B
Q2 24
$1.8B
$2.0B
Net Profit
MLM
MLM
TDG
TDG
Q1 26
$1.5B
Q4 25
$279.0M
$445.0M
Q3 25
$414.0M
$610.0M
Q2 25
$328.0M
$492.0M
Q1 25
$116.0M
$479.0M
Q4 24
$293.0M
$493.0M
Q3 24
$363.0M
$468.0M
Q2 24
$294.0M
$461.0M
Gross Margin
MLM
MLM
TDG
TDG
Q1 26
22.8%
Q4 25
35.0%
59.2%
Q3 25
33.1%
60.3%
Q2 25
30.0%
59.5%
Q1 25
24.8%
59.3%
Q4 24
30.0%
61.6%
Q3 24
31.7%
57.5%
Q2 24
29.3%
59.6%
Operating Margin
MLM
MLM
TDG
TDG
Q1 26
11.9%
Q4 25
24.6%
45.6%
Q3 25
27.4%
47.6%
Q2 25
25.3%
46.4%
Q1 25
14.3%
46.1%
Q4 24
24.4%
48.6%
Q3 24
25.9%
43.1%
Q2 24
22.6%
45.7%
Net Margin
MLM
MLM
TDG
TDG
Q1 26
111.1%
Q4 25
24.5%
19.5%
Q3 25
22.4%
25.0%
Q2 25
18.1%
22.0%
Q1 25
8.6%
22.3%
Q4 24
18.0%
24.6%
Q3 24
19.2%
21.4%
Q2 24
16.7%
22.5%
EPS (diluted)
MLM
MLM
TDG
TDG
Q1 26
Q4 25
$4.59
$6.62
Q3 25
$6.85
$7.75
Q2 25
$5.43
$8.47
Q1 25
$1.90
$8.24
Q4 24
$4.87
$7.62
Q3 24
$5.91
$5.82
Q2 24
$4.76
$7.96

Balance Sheet & Financial Strength

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

Metric
MLM
MLM
TDG
TDG
Cash + ST InvestmentsLiquidity on hand
$273.0M
$2.5B
Total DebtLower is stronger
$0
$29.2B
Stockholders' EquityBook value
$11.3B
$-9.3B
Total Assets
$20.5B
$23.8B
Debt / EquityLower = less leverage
0.00×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MLM
MLM
TDG
TDG
Q1 26
$273.0M
Q4 25
$67.0M
$2.5B
Q3 25
$57.0M
$2.8B
Q2 25
$225.0M
$2.8B
Q1 25
$101.0M
$2.4B
Q4 24
$670.0M
$2.5B
Q3 24
$52.0M
$6.3B
Q2 24
$109.0M
$3.4B
Total Debt
MLM
MLM
TDG
TDG
Q1 26
$0
Q4 25
$5.3B
$29.2B
Q3 25
$5.5B
$29.2B
Q2 25
$5.4B
$24.3B
Q1 25
$5.4B
$24.3B
Q4 24
$5.4B
$24.3B
Q3 24
$4.0B
$24.3B
Q2 24
$4.3B
$21.4B
Stockholders' Equity
MLM
MLM
TDG
TDG
Q1 26
$11.3B
Q4 25
$10.0B
$-9.3B
Q3 25
$9.7B
$-9.7B
Q2 25
$9.4B
$-5.0B
Q1 25
$9.1B
$-5.7B
Q4 24
$9.5B
$-6.3B
Q3 24
$9.2B
$-6.3B
Q2 24
$8.8B
$-2.5B
Total Assets
MLM
MLM
TDG
TDG
Q1 26
$20.5B
Q4 25
$18.7B
$23.8B
Q3 25
$18.7B
$22.9B
Q2 25
$18.1B
$22.7B
Q1 25
$17.7B
$21.9B
Q4 24
$18.2B
$21.5B
Q3 24
$16.5B
$25.6B
Q2 24
$16.3B
$21.8B
Debt / Equity
MLM
MLM
TDG
TDG
Q1 26
0.00×
Q4 25
0.53×
Q3 25
0.57×
Q2 25
0.58×
Q1 25
0.60×
Q4 24
0.57×
Q3 24
0.44×
Q2 24
0.49×

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
TDG
TDG
Operating Cash FlowLast quarter
$227.0M
$832.0M
Free Cash FlowOCF − Capex
$772.0M
FCF MarginFCF / Revenue
33.8%
Capex IntensityCapex / Revenue
40.4%
2.6%
Cash ConversionOCF / Net Profit
0.15×
1.87×
TTM Free Cash FlowTrailing 4 quarters
$1.9B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MLM
MLM
TDG
TDG
Q1 26
$227.0M
Q4 25
$629.0M
$832.0M
Q3 25
$551.0M
$507.0M
Q2 25
$387.0M
$631.0M
Q1 25
$218.0M
$148.0M
Q4 24
$686.0M
$752.0M
Q3 24
$600.0M
$572.0M
Q2 24
$1.0M
$608.0M
Free Cash Flow
MLM
MLM
TDG
TDG
Q1 26
Q4 25
$424.0M
$772.0M
Q3 25
$361.0M
$441.0M
Q2 25
$208.0M
$573.0M
Q1 25
$-15.0M
$92.0M
Q4 24
$453.0M
$710.0M
Q3 24
$317.0M
$531.0M
Q2 24
$-138.0M
$568.0M
FCF Margin
MLM
MLM
TDG
TDG
Q1 26
Q4 25
37.2%
33.8%
Q3 25
19.6%
18.1%
Q2 25
11.5%
25.6%
Q1 25
-1.1%
4.3%
Q4 24
27.8%
35.4%
Q3 24
16.8%
24.3%
Q2 24
-7.8%
27.8%
Capex Intensity
MLM
MLM
TDG
TDG
Q1 26
40.4%
Q4 25
18.0%
2.6%
Q3 25
10.3%
2.7%
Q2 25
9.9%
2.6%
Q1 25
17.2%
2.6%
Q4 24
14.3%
2.1%
Q3 24
15.0%
1.9%
Q2 24
7.9%
2.0%
Cash Conversion
MLM
MLM
TDG
TDG
Q1 26
0.15×
Q4 25
2.25×
1.87×
Q3 25
1.33×
0.83×
Q2 25
1.18×
1.28×
Q1 25
1.88×
0.31×
Q4 24
2.34×
1.53×
Q3 24
1.65×
1.22×
Q2 24
0.00×
1.32×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MLM
MLM

Segment breakdown not available.

TDG
TDG

Airframe$1.0B45%
Defense$603.0M26%
Commercial Aftermarket$368.0M16%
Commercial OEM$253.0M11%
Non Aviation Related Business$40.0M2%

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