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Side-by-side financial comparison of Assurant (AIZ) and CSX Corporation (CSX). Click either name above to swap in a different company.

CSX Corporation is the larger business by last-quarter revenue ($3.5B vs $3.4B, roughly 1.0× Assurant). CSX Corporation runs the higher net margin — 23.2% vs 6.7%, a 16.5% gap on every dollar of revenue. On growth, Assurant posted the faster year-over-year revenue change (7.9% vs 1.7%). CSX Corporation produced more free cash flow last quarter ($793.0M vs $611.7M). Over the past eight quarters, Assurant's revenue compounded faster (7.9% CAGR vs -3.0%).

Assurant, Inc. is a global provider of risk management products and services with headquarters in Atlanta. Its businesses provide a diverse set of specialty, niche-market insurance products in the property, casualty, extended device protection, and preneed insurance sectors. The company's main operating segments are Global Housing and Global Lifestyle.

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.

AIZ vs CSX — Head-to-Head

Bigger by revenue
CSX
CSX
1.0× larger
CSX
$3.5B
$3.4B
AIZ
Growing faster (revenue YoY)
AIZ
AIZ
+6.2% gap
AIZ
7.9%
1.7%
CSX
Higher net margin
CSX
CSX
16.5% more per $
CSX
23.2%
6.7%
AIZ
More free cash flow
CSX
CSX
$181.3M more FCF
CSX
$793.0M
$611.7M
AIZ
Faster 2-yr revenue CAGR
AIZ
AIZ
Annualised
AIZ
7.9%
-3.0%
CSX

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AIZ
AIZ
CSX
CSX
Revenue
$3.4B
$3.5B
Net Profit
$225.2M
$807.0M
Gross Margin
Operating Margin
8.5%
29.9%
Net Margin
6.7%
23.2%
Revenue YoY
7.9%
1.7%
Net Profit YoY
11.9%
401.2%
EPS (diluted)
$4.37

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
AIZ
AIZ
CSX
CSX
Q1 26
$3.5B
Q4 25
$3.4B
$3.5B
Q3 25
$3.2B
$3.6B
Q2 25
$3.2B
$3.6B
Q1 25
$3.1B
$3.4B
Q4 24
$3.1B
$3.5B
Q3 24
$3.0B
$3.6B
Q2 24
$2.9B
$3.7B
Net Profit
AIZ
AIZ
CSX
CSX
Q1 26
$807.0M
Q4 25
$225.2M
$720.0M
Q3 25
$265.6M
$694.0M
Q2 25
$235.3M
$829.0M
Q1 25
$146.6M
$646.0M
Q4 24
$201.3M
$720.0M
Q3 24
$133.8M
$894.0M
Q2 24
$188.7M
$963.0M
Operating Margin
AIZ
AIZ
CSX
CSX
Q1 26
29.9%
Q4 25
8.5%
31.6%
Q3 25
10.2%
30.3%
Q2 25
9.2%
35.9%
Q1 25
6.0%
30.4%
Q4 24
8.1%
30.8%
Q3 24
5.1%
37.4%
Q2 24
8.0%
39.1%
Net Margin
AIZ
AIZ
CSX
CSX
Q1 26
23.2%
Q4 25
6.7%
20.5%
Q3 25
8.2%
19.3%
Q2 25
7.4%
23.2%
Q1 25
4.8%
18.9%
Q4 24
6.5%
20.3%
Q3 24
4.5%
24.7%
Q2 24
6.5%
26.0%
EPS (diluted)
AIZ
AIZ
CSX
CSX
Q1 26
Q4 25
$4.37
$0.39
Q3 25
$5.17
$0.37
Q2 25
$4.56
$0.44
Q1 25
$2.83
$0.34
Q4 24
$3.86
$0.38
Q3 24
$2.55
$0.46
Q2 24
$3.58
$0.49

Balance Sheet & Financial Strength

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

Metric
AIZ
AIZ
CSX
CSX
Cash + ST InvestmentsLiquidity on hand
$1.8B
$1.1B
Total DebtLower is stronger
$18.9B
Stockholders' EquityBook value
$5.9B
$13.6B
Total Assets
$36.3B
$44.2B
Debt / EquityLower = less leverage
1.39×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AIZ
AIZ
CSX
CSX
Q1 26
$1.1B
Q4 25
$1.8B
$5.0M
Q3 25
$1.7B
$6.0M
Q2 25
$1.5B
$6.0M
Q1 25
$1.7B
$8.0M
Q4 24
$1.8B
$72.0M
Q3 24
$1.8B
$12.0M
Q2 24
$1.7B
$4.0M
Total Debt
AIZ
AIZ
CSX
CSX
Q1 26
$18.9B
Q4 25
$18.2B
Q3 25
$18.6B
Q2 25
$18.6B
Q1 25
$18.5B
Q4 24
$17.9B
Q3 24
$18.5B
Q2 24
$18.0B
Stockholders' Equity
AIZ
AIZ
CSX
CSX
Q1 26
$13.6B
Q4 25
$5.9B
$13.2B
Q3 25
$5.8B
$12.8B
Q2 25
$5.5B
$12.4B
Q1 25
$5.2B
$12.2B
Q4 24
$5.1B
$12.5B
Q3 24
$5.3B
$12.9B
Q2 24
$5.0B
$12.6B
Total Assets
AIZ
AIZ
CSX
CSX
Q1 26
$44.2B
Q4 25
$36.3B
$43.7B
Q3 25
$35.8B
$43.3B
Q2 25
$35.5B
$42.9B
Q1 25
$35.0B
$43.2B
Q4 24
$35.0B
$42.8B
Q3 24
$35.3B
$43.1B
Q2 24
$33.8B
$42.4B
Debt / Equity
AIZ
AIZ
CSX
CSX
Q1 26
1.39×
Q4 25
1.38×
Q3 25
1.45×
Q2 25
1.50×
Q1 25
1.52×
Q4 24
1.43×
Q3 24
1.43×
Q2 24
1.42×

Cash Flow & Capital Efficiency

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

Metric
AIZ
AIZ
CSX
CSX
Operating Cash FlowLast quarter
$671.0M
$1.3B
Free Cash FlowOCF − Capex
$611.7M
$793.0M
FCF MarginFCF / Revenue
18.3%
22.8%
Capex IntensityCapex / Revenue
1.8%
Cash ConversionOCF / Net Profit
2.98×
1.58×
TTM Free Cash FlowTrailing 4 quarters
$1.6B
$2.0B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AIZ
AIZ
CSX
CSX
Q1 26
$1.3B
Q4 25
$671.0M
$1.4B
Q3 25
$505.0M
$1.3B
Q2 25
$265.5M
$635.0M
Q1 25
$392.4M
$1.3B
Q4 24
$102.8M
$1.4B
Q3 24
$436.5M
$1.7B
Q2 24
$710.9M
$1.1B
Free Cash Flow
AIZ
AIZ
CSX
CSX
Q1 26
$793.0M
Q4 25
$611.7M
$709.0M
Q3 25
$442.1M
$607.0M
Q2 25
$205.6M
$-141.0M
Q1 25
$339.0M
$536.0M
Q4 24
$34.8M
$550.0M
Q3 24
$389.4M
$1.1B
Q2 24
$655.5M
$547.0M
FCF Margin
AIZ
AIZ
CSX
CSX
Q1 26
22.8%
Q4 25
18.3%
20.2%
Q3 25
13.7%
16.9%
Q2 25
6.5%
-3.9%
Q1 25
11.0%
15.7%
Q4 24
1.1%
15.5%
Q3 24
13.1%
29.3%
Q2 24
22.4%
14.8%
Capex Intensity
AIZ
AIZ
CSX
CSX
Q1 26
Q4 25
1.8%
19.3%
Q3 25
1.9%
20.4%
Q2 25
1.9%
21.7%
Q1 25
1.7%
21.0%
Q4 24
2.2%
23.7%
Q3 24
1.6%
17.3%
Q2 24
1.9%
14.6%
Cash Conversion
AIZ
AIZ
CSX
CSX
Q1 26
1.58×
Q4 25
2.98×
1.93×
Q3 25
1.90×
1.93×
Q2 25
1.13×
0.77×
Q1 25
2.68×
1.94×
Q4 24
0.51×
1.93×
Q3 24
3.26×
1.89×
Q2 24
3.77×
1.13×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AIZ
AIZ

Global Lifestyle$2.6B78%
Global Housing$749.1M22%
Service Contracts And Sales$34.5M1%

CSX
CSX

Segment breakdown not available.

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