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Side-by-side financial comparison of CSX Corporation (CSX) and MARSH & MCLENNAN COMPANIES, INC. (MRSH). Click either name above to swap in a different company.

MARSH & MCLENNAN COMPANIES, INC. is the larger business by last-quarter revenue ($6.6B vs $3.5B, roughly 1.9× CSX Corporation). CSX Corporation runs the higher net margin — 23.2% vs 12.4%, a 10.7% gap on every dollar of revenue. On growth, MARSH & MCLENNAN COMPANIES, INC. posted the faster year-over-year revenue change (8.7% vs 1.7%). MARSH & MCLENNAN COMPANIES, INC. produced more free cash flow last quarter ($2.1B vs $793.0M). Over the past eight quarters, MARSH & MCLENNAN COMPANIES, INC.'s revenue compounded faster (0.9% CAGR vs -3.0%).

CSX Transportation, known colloquially as simply CSX, is a Class I freight railroad company operating in the Eastern United States and the Canadian provinces of Ontario and Quebec. Operating about 21,000 route miles (34,000 km) of track, it is the leading subsidiary of CSX Corporation, a Fortune 500 company headquartered in Jacksonville, Florida.

Marsh & McLennan Companies, Inc., doing business as Marsh McLennan and Marsh, is a global professional services firm, headquartered in New York City with businesses in insurance brokerage, risk management, reinsurance services, talent management, investment advisory, and management consulting. Its four main operating companies are Marsh, which offers risk management, insurance broking, insurance program management, risk consulting, analytical modeling and alternative risk financing services; ...

CSX vs MRSH — Head-to-Head

Bigger by revenue
MRSH
MRSH
1.9× larger
MRSH
$6.6B
$3.5B
CSX
Growing faster (revenue YoY)
MRSH
MRSH
+7.0% gap
MRSH
8.7%
1.7%
CSX
Higher net margin
CSX
CSX
10.7% more per $
CSX
23.2%
12.4%
MRSH
More free cash flow
MRSH
MRSH
$1.3B more FCF
MRSH
$2.1B
$793.0M
CSX
Faster 2-yr revenue CAGR
MRSH
MRSH
Annualised
MRSH
0.9%
-3.0%
CSX

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
CSX
CSX
MRSH
MRSH
Revenue
$3.5B
$6.6B
Net Profit
$807.0M
$821.0M
Gross Margin
Operating Margin
36.0%
18.5%
Net Margin
23.2%
12.4%
Revenue YoY
1.7%
8.7%
Net Profit YoY
24.9%
4.2%
EPS (diluted)
$1.68

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
CSX
CSX
MRSH
MRSH
Q1 26
$3.5B
Q4 25
$3.5B
$6.6B
Q3 25
$3.6B
$6.4B
Q2 25
$3.6B
$7.0B
Q1 25
$3.4B
$7.1B
Q4 24
$3.5B
$6.1B
Q3 24
$3.6B
$5.7B
Q2 24
$3.7B
$6.2B
Net Profit
CSX
CSX
MRSH
MRSH
Q1 26
$807.0M
Q4 25
$720.0M
$821.0M
Q3 25
$694.0M
$747.0M
Q2 25
$829.0M
$1.2B
Q1 25
$646.0M
$1.4B
Q4 24
$720.0M
$788.0M
Q3 24
$894.0M
$747.0M
Q2 24
$963.0M
$1.1B
Operating Margin
CSX
CSX
MRSH
MRSH
Q1 26
36.0%
Q4 25
31.6%
18.5%
Q3 25
30.3%
18.4%
Q2 25
35.9%
26.2%
Q1 25
30.4%
28.4%
Q4 24
30.8%
18.8%
Q3 24
37.4%
19.4%
Q2 24
39.1%
26.4%
Net Margin
CSX
CSX
MRSH
MRSH
Q1 26
23.2%
Q4 25
20.5%
12.4%
Q3 25
19.3%
11.8%
Q2 25
23.2%
17.4%
Q1 25
18.9%
19.6%
Q4 24
20.3%
13.0%
Q3 24
24.7%
13.1%
Q2 24
26.0%
18.1%
EPS (diluted)
CSX
CSX
MRSH
MRSH
Q1 26
Q4 25
$0.39
$1.68
Q3 25
$0.37
$1.51
Q2 25
$0.44
$2.45
Q1 25
$0.34
$2.79
Q4 24
$0.38
$1.58
Q3 24
$0.46
$1.51
Q2 24
$0.49
$2.27

Balance Sheet & Financial Strength

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

Metric
CSX
CSX
MRSH
MRSH
Cash + ST InvestmentsLiquidity on hand
$1.1B
$2.7B
Total DebtLower is stronger
$18.9B
$19.6B
Stockholders' EquityBook value
$13.6B
$15.3B
Total Assets
$44.2B
$58.7B
Debt / EquityLower = less leverage
1.39×
1.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CSX
CSX
MRSH
MRSH
Q1 26
$1.1B
Q4 25
$5.0M
$2.7B
Q3 25
$6.0M
$2.5B
Q2 25
$6.0M
$1.7B
Q1 25
$8.0M
$1.6B
Q4 24
$72.0M
$2.4B
Q3 24
$12.0M
$1.8B
Q2 24
$4.0M
$1.7B
Total Debt
CSX
CSX
MRSH
MRSH
Q1 26
$18.9B
Q4 25
$18.2B
$19.6B
Q3 25
$18.6B
$19.6B
Q2 25
$18.6B
$19.6B
Q1 25
$18.5B
$19.5B
Q4 24
$17.9B
$19.9B
Q3 24
$18.5B
$12.8B
Q2 24
$18.0B
$12.8B
Stockholders' Equity
CSX
CSX
MRSH
MRSH
Q1 26
$13.6B
Q4 25
$13.2B
$15.3B
Q3 25
$12.8B
$15.4B
Q2 25
$12.4B
$16.0B
Q1 25
$12.2B
$14.3B
Q4 24
$12.5B
$13.5B
Q3 24
$12.9B
$13.9B
Q2 24
$12.6B
$13.6B
Total Assets
CSX
CSX
MRSH
MRSH
Q1 26
$44.2B
Q4 25
$43.7B
$58.7B
Q3 25
$43.3B
$58.8B
Q2 25
$42.9B
$58.6B
Q1 25
$43.2B
$57.0B
Q4 24
$42.8B
$56.5B
Q3 24
$43.1B
$49.9B
Q2 24
$42.4B
$48.6B
Debt / Equity
CSX
CSX
MRSH
MRSH
Q1 26
1.39×
Q4 25
1.38×
1.28×
Q3 25
1.45×
1.27×
Q2 25
1.50×
1.23×
Q1 25
1.52×
1.37×
Q4 24
1.43×
1.47×
Q3 24
1.43×
0.93×
Q2 24
1.42×
0.94×

Cash Flow & Capital Efficiency

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

Metric
CSX
CSX
MRSH
MRSH
Operating Cash FlowLast quarter
$1.3B
$2.2B
Free Cash FlowOCF − Capex
$793.0M
$2.1B
FCF MarginFCF / Revenue
22.8%
31.2%
Capex IntensityCapex / Revenue
1.6%
Cash ConversionOCF / Net Profit
1.58×
2.63×
TTM Free Cash FlowTrailing 4 quarters
$2.0B
$5.0B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CSX
CSX
MRSH
MRSH
Q1 26
$1.3B
Q4 25
$1.4B
$2.2B
Q3 25
$1.3B
$2.1B
Q2 25
$635.0M
$1.7B
Q1 25
$1.3B
$-622.0M
Q4 24
$1.4B
$2.0B
Q3 24
$1.7B
$1.9B
Q2 24
$1.1B
$1.2B
Free Cash Flow
CSX
CSX
MRSH
MRSH
Q1 26
$793.0M
Q4 25
$709.0M
$2.1B
Q3 25
$607.0M
$2.0B
Q2 25
$-141.0M
$1.6B
Q1 25
$536.0M
$-677.0M
Q4 24
$550.0M
$1.9B
Q3 24
$1.1B
$1.8B
Q2 24
$547.0M
$1.1B
FCF Margin
CSX
CSX
MRSH
MRSH
Q1 26
22.8%
Q4 25
20.2%
31.2%
Q3 25
16.9%
31.6%
Q2 25
-3.9%
23.1%
Q1 25
15.7%
-9.6%
Q4 24
15.5%
31.0%
Q3 24
29.3%
32.3%
Q2 24
14.8%
18.2%
Capex Intensity
CSX
CSX
MRSH
MRSH
Q1 26
Q4 25
19.3%
1.6%
Q3 25
20.4%
1.1%
Q2 25
21.7%
0.8%
Q1 25
21.0%
0.8%
Q4 24
23.7%
1.3%
Q3 24
17.3%
1.3%
Q2 24
14.6%
1.3%
Cash Conversion
CSX
CSX
MRSH
MRSH
Q1 26
1.58×
Q4 25
1.93×
2.63×
Q3 25
1.93×
2.79×
Q2 25
0.77×
1.38×
Q1 25
1.94×
-0.45×
Q4 24
1.93×
2.48×
Q3 24
1.89×
2.56×
Q2 24
1.13×
1.08×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CSX
CSX

Segment breakdown not available.

MRSH
MRSH

Marsh Insurance Group$3.6B55%
Consulting Segment$2.6B40%
Guy Carpenter Reinsurance Group$179.0M3%
Other$175.0M3%

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