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

ICON PLC is the larger business by last-quarter revenue ($2.0B vs $1.1B, roughly 1.8× Martin Marietta Materials). Martin Marietta Materials runs the higher net margin — 24.5% vs 0.1%, a 24.4% gap on every dollar of revenue. On growth, ICON PLC posted the faster year-over-year revenue change (0.6% vs -30.1%). Martin Marietta Materials produced more free cash flow last quarter ($424.0M vs $333.9M). Over the past eight quarters, ICON PLC's revenue compounded faster (0.6% CAGR vs -4.5%).

ICON plc is an Irish headquartered multinational healthcare intelligence and clinical research organisation. As of February 2025 had approximately 41,900 employees in 55 countries.

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.

ICLR vs MLM — Head-to-Head

Bigger by revenue
ICLR
ICLR
1.8× larger
ICLR
$2.0B
$1.1B
MLM
Growing faster (revenue YoY)
ICLR
ICLR
+30.8% gap
ICLR
0.6%
-30.1%
MLM
Higher net margin
MLM
MLM
24.4% more per $
MLM
24.5%
0.1%
ICLR
More free cash flow
MLM
MLM
$90.1M more FCF
MLM
$424.0M
$333.9M
ICLR
Faster 2-yr revenue CAGR
ICLR
ICLR
Annualised
ICLR
0.6%
-4.5%
MLM

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
ICLR
ICLR
MLM
MLM
Revenue
$2.0B
$1.1B
Net Profit
$2.4M
$279.0M
Gross Margin
35.0%
Operating Margin
4.2%
24.6%
Net Margin
0.1%
24.5%
Revenue YoY
0.6%
-30.1%
Net Profit YoY
-98.8%
-4.8%
EPS (diluted)
$0.03
$4.59

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
ICLR
ICLR
MLM
MLM
Q4 25
$1.1B
Q3 25
$2.0B
$1.8B
Q2 25
$2.0B
$1.8B
Q1 25
$2.0B
$1.4B
Q4 24
$1.6B
Q3 24
$2.0B
$1.9B
Q2 24
$2.1B
$1.8B
Q1 24
$2.1B
$1.3B
Net Profit
ICLR
ICLR
MLM
MLM
Q4 25
$279.0M
Q3 25
$2.4M
$414.0M
Q2 25
$183.0M
$328.0M
Q1 25
$154.2M
$116.0M
Q4 24
$293.0M
Q3 24
$197.1M
$363.0M
Q2 24
$146.9M
$294.0M
Q1 24
$187.4M
$1.0B
Gross Margin
ICLR
ICLR
MLM
MLM
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
ICLR
ICLR
MLM
MLM
Q4 25
24.6%
Q3 25
4.2%
27.4%
Q2 25
10.4%
25.3%
Q1 25
11.0%
14.3%
Q4 24
24.4%
Q3 24
14.1%
25.9%
Q2 24
10.8%
22.6%
Q1 24
13.7%
Net Margin
ICLR
ICLR
MLM
MLM
Q4 25
24.5%
Q3 25
0.1%
22.4%
Q2 25
9.1%
18.1%
Q1 25
7.7%
8.6%
Q4 24
18.0%
Q3 24
9.7%
19.2%
Q2 24
6.9%
16.7%
Q1 24
9.0%
83.5%
EPS (diluted)
ICLR
ICLR
MLM
MLM
Q4 25
$4.59
Q3 25
$0.03
$6.85
Q2 25
$2.30
$5.43
Q1 25
$1.90
$1.90
Q4 24
$4.87
Q3 24
$2.36
$5.91
Q2 24
$1.76
$4.76
Q1 24
$2.25
$16.87

Balance Sheet & Financial Strength

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

Metric
ICLR
ICLR
MLM
MLM
Cash + ST InvestmentsLiquidity on hand
$468.9M
$67.0M
Total DebtLower is stronger
$5.3B
Stockholders' EquityBook value
$9.3B
$10.0B
Total Assets
$16.5B
$18.7B
Debt / EquityLower = less leverage
0.53×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ICLR
ICLR
MLM
MLM
Q4 25
$67.0M
Q3 25
$468.9M
$57.0M
Q2 25
$390.4M
$225.0M
Q1 25
$526.7M
$101.0M
Q4 24
$670.0M
Q3 24
$695.5M
$52.0M
Q2 24
$506.6M
$109.0M
Q1 24
$396.1M
$2.6B
Total Debt
ICLR
ICLR
MLM
MLM
Q4 25
$5.3B
Q3 25
$5.5B
Q2 25
$5.4B
Q1 25
$5.4B
Q4 24
$5.4B
Q3 24
$4.0B
Q2 24
$4.3B
Q1 24
$4.3B
Stockholders' Equity
ICLR
ICLR
MLM
MLM
Q4 25
$10.0B
Q3 25
$9.3B
$9.7B
Q2 25
$9.6B
$9.4B
Q1 25
$9.5B
$9.1B
Q4 24
$9.5B
Q3 24
$9.8B
$9.2B
Q2 24
$9.6B
$8.8B
Q1 24
$9.4B
$8.9B
Total Assets
ICLR
ICLR
MLM
MLM
Q4 25
$18.7B
Q3 25
$16.5B
$18.7B
Q2 25
$16.6B
$18.1B
Q1 25
$16.7B
$17.7B
Q4 24
$18.2B
Q3 24
$17.2B
$16.5B
Q2 24
$17.0B
$16.3B
Q1 24
$17.0B
$16.2B
Debt / Equity
ICLR
ICLR
MLM
MLM
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×
Q1 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
ICLR
ICLR
MLM
MLM
Operating Cash FlowLast quarter
$387.6M
$629.0M
Free Cash FlowOCF − Capex
$333.9M
$424.0M
FCF MarginFCF / Revenue
16.3%
37.2%
Capex IntensityCapex / Revenue
2.6%
18.0%
Cash ConversionOCF / Net Profit
164.59×
2.25×
TTM Free Cash FlowTrailing 4 quarters
$1.0B
$978.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ICLR
ICLR
MLM
MLM
Q4 25
$629.0M
Q3 25
$387.6M
$551.0M
Q2 25
$146.2M
$387.0M
Q1 25
$268.2M
$218.0M
Q4 24
$686.0M
Q3 24
$402.7M
$600.0M
Q2 24
$218.6M
$1.0M
Q1 24
$327.1M
$172.0M
Free Cash Flow
ICLR
ICLR
MLM
MLM
Q4 25
$424.0M
Q3 25
$333.9M
$361.0M
Q2 25
$113.9M
$208.0M
Q1 25
$239.3M
$-15.0M
Q4 24
$453.0M
Q3 24
$359.3M
$317.0M
Q2 24
$182.3M
$-138.0M
Q1 24
$299.9M
$-28.0M
FCF Margin
ICLR
ICLR
MLM
MLM
Q4 25
37.2%
Q3 25
16.3%
19.6%
Q2 25
5.6%
11.5%
Q1 25
12.0%
-1.1%
Q4 24
27.8%
Q3 24
17.7%
16.8%
Q2 24
8.6%
-7.8%
Q1 24
14.3%
-2.2%
Capex Intensity
ICLR
ICLR
MLM
MLM
Q4 25
18.0%
Q3 25
2.6%
10.3%
Q2 25
1.6%
9.9%
Q1 25
1.4%
17.2%
Q4 24
14.3%
Q3 24
2.1%
15.0%
Q2 24
1.7%
7.9%
Q1 24
1.3%
16.0%
Cash Conversion
ICLR
ICLR
MLM
MLM
Q4 25
2.25×
Q3 25
164.59×
1.33×
Q2 25
0.80×
1.18×
Q1 25
1.74×
1.88×
Q4 24
2.34×
Q3 24
2.04×
1.65×
Q2 24
1.49×
0.00×
Q1 24
1.74×
0.16×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ICLR
ICLR

Other Customers$681.3M33%
Clients1125$549.4M27%
Clients15$503.3M25%
Clients610$308.8M15%

MLM
MLM

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

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