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Side-by-side financial comparison of Aon plc (AON) and Oxford Square Capital Corp. (OXSQ). Click either name above to swap in a different company.

Aon plc is the larger business by last-quarter revenue ($4.3B vs $5.3M, roughly 810.0× Oxford Square Capital Corp.). Aon plc runs the higher net margin — 39.4% vs -243.0%, a 282.4% gap on every dollar of revenue. On growth, Aon plc posted the faster year-over-year revenue change (3.7% vs -1.0%). Over the past eight quarters, Aon plc's revenue compounded faster (2.8% CAGR vs -9.1%).

Aon plc is a British-American professional services firm. The company operates two divisions: Risk Capital, which provides brokerage and consulting services for risk management and insurance and reinsurance, and Human Capital, which provides services for health insurance, retirement plans, pension plans, and talent advisory.

Pershing Square Capital Management is an American hedge fund based in New York City. It specializes in activist investments, using influence over company management through the purchase of shares and by exerting pressure on management. Pershing Square was founded on January 1, 2004, by Bill Ackman, a hedge fund manager who was a co-founder of the investment firm Gotham Partners in 1992.

AON vs OXSQ — Head-to-Head

Bigger by revenue
AON
AON
810.0× larger
AON
$4.3B
$5.3M
OXSQ
Growing faster (revenue YoY)
AON
AON
+4.7% gap
AON
3.7%
-1.0%
OXSQ
Higher net margin
AON
AON
282.4% more per $
AON
39.4%
-243.0%
OXSQ
Faster 2-yr revenue CAGR
AON
AON
Annualised
AON
2.8%
-9.1%
OXSQ

Income Statement — Q4 2025 vs Q4 2025

Metric
AON
AON
OXSQ
OXSQ
Revenue
$4.3B
$5.3M
Net Profit
$1.7B
$-12.9M
Gross Margin
Operating Margin
28.1%
Net Margin
39.4%
-243.0%
Revenue YoY
3.7%
-1.0%
Net Profit YoY
136.5%
-495.4%
EPS (diluted)
$7.82
$0.06

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
AON
AON
OXSQ
OXSQ
Q4 25
$4.3B
$5.3M
Q3 25
$4.0B
$5.2M
Q2 25
$4.2B
$5.1M
Q1 25
$4.7B
$5.5M
Q4 24
$4.1B
$5.4M
Q3 24
$3.7B
$6.1M
Q2 24
$3.8B
$7.0M
Q1 24
$4.1B
$6.4M
Net Profit
AON
AON
OXSQ
OXSQ
Q4 25
$1.7B
$-12.9M
Q3 25
$458.0M
$-2.1M
Q2 25
$579.0M
$4.4M
Q1 25
$965.0M
$-8.1M
Q4 24
$716.0M
$3.3M
Q3 24
$343.0M
$-874.5K
Q2 24
$524.0M
$5.3M
Q1 24
$1.1B
$-1.8M
Operating Margin
AON
AON
OXSQ
OXSQ
Q4 25
28.1%
Q3 25
20.4%
Q2 25
20.7%
Q1 25
30.9%
Q4 24
26.3%
Q3 24
16.7%
Q2 24
17.4%
Q1 24
36.0%
Net Margin
AON
AON
OXSQ
OXSQ
Q4 25
39.4%
-243.0%
Q3 25
11.5%
-40.5%
Q2 25
13.9%
86.2%
Q1 25
20.4%
-146.7%
Q4 24
17.3%
60.8%
Q3 24
9.2%
-14.3%
Q2 24
13.9%
74.9%
Q1 24
26.3%
-27.5%
EPS (diluted)
AON
AON
OXSQ
OXSQ
Q4 25
$7.82
$0.06
Q3 25
$2.11
$0.07
Q2 25
$2.66
$0.08
Q1 25
$4.43
$0.09
Q4 24
$3.11
$0.08
Q3 24
$1.57
$0.10
Q2 24
$2.46
$0.13
Q1 24
$5.35
$0.11

Balance Sheet & Financial Strength

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

Metric
AON
AON
OXSQ
OXSQ
Cash + ST InvestmentsLiquidity on hand
$2.8B
$51.9M
Total DebtLower is stronger
$15.2B
Stockholders' EquityBook value
$9.4B
$145.4M
Total Assets
$50.8B
$306.7M
Debt / EquityLower = less leverage
1.63×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AON
AON
OXSQ
OXSQ
Q4 25
$2.8B
$51.9M
Q3 25
$1.3B
$50.8M
Q2 25
$1.4B
$29.8M
Q1 25
$1.3B
$37.3M
Q4 24
$1.3B
$34.9M
Q3 24
$1.3B
$43.2M
Q2 24
$1.2B
$30.0M
Q1 24
$6.4B
$20.9M
Total Debt
AON
AON
OXSQ
OXSQ
Q4 25
$15.2B
Q3 25
Q2 25
Q1 25
Q4 24
$17.0B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
AON
AON
OXSQ
OXSQ
Q4 25
$9.4B
$145.4M
Q3 25
$7.9B
$159.0M
Q2 25
$7.8B
$157.4M
Q1 25
$7.0B
$148.9M
Q4 24
$6.1B
$160.7M
Q3 24
$6.2B
$159.5M
Q2 24
$5.9B
$152.4M
Q1 24
$-133.0M
$144.3M
Total Assets
AON
AON
OXSQ
OXSQ
Q4 25
$50.8B
$306.7M
Q3 25
$51.6B
$314.7M
Q2 25
$54.0B
$274.8M
Q1 25
$50.3B
$285.5M
Q4 24
$49.0B
$299.7M
Q3 24
$49.9B
$312.9M
Q2 24
$51.5B
$290.2M
Q1 24
$40.8B
$275.3M
Debt / Equity
AON
AON
OXSQ
OXSQ
Q4 25
1.63×
Q3 25
Q2 25
Q1 25
Q4 24
2.78×
Q3 24
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
AON
AON
OXSQ
OXSQ
Operating Cash FlowLast quarter
$1.4B
$1.9M
Free Cash FlowOCF − Capex
$1.3B
FCF MarginFCF / Revenue
30.8%
Capex IntensityCapex / Revenue
1.7%
Cash ConversionOCF / Net Profit
0.83×
TTM Free Cash FlowTrailing 4 quarters
$3.2B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AON
AON
OXSQ
OXSQ
Q4 25
$1.4B
$1.9M
Q3 25
$1.1B
$-19.9M
Q2 25
$796.0M
$-1.7M
Q1 25
$140.0M
$6.0M
Q4 24
$1.2B
$-6.2M
Q3 24
$1.0B
$5.2M
Q2 24
$513.0M
$6.4M
Q1 24
$309.0M
$20.3M
Free Cash Flow
AON
AON
OXSQ
OXSQ
Q4 25
$1.3B
Q3 25
$1.1B
Q2 25
$732.0M
Q1 25
$84.0M
Q4 24
$1.1B
Q3 24
$951.0M
Q2 24
$460.0M
Q1 24
$261.0M
FCF Margin
AON
AON
OXSQ
OXSQ
Q4 25
30.8%
Q3 25
27.0%
Q2 25
17.6%
Q1 25
1.8%
Q4 24
27.6%
Q3 24
25.6%
Q2 24
12.2%
Q1 24
6.4%
Capex Intensity
AON
AON
OXSQ
OXSQ
Q4 25
1.7%
Q3 25
1.7%
Q2 25
1.5%
Q1 25
1.2%
Q4 24
1.3%
Q3 24
1.7%
Q2 24
1.4%
Q1 24
1.2%
Cash Conversion
AON
AON
OXSQ
OXSQ
Q4 25
0.83×
Q3 25
2.51×
Q2 25
1.37×
-0.38×
Q1 25
0.15×
Q4 24
1.68×
-1.90×
Q3 24
2.95×
Q2 24
0.98×
1.21×
Q1 24
0.29×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AON
AON

Commercial Risk Solutions$2.3B54%
Health Solutions$1.1B26%
Wealth Solutions$490.0M11%
Reinsurance Solutions$379.0M9%

OXSQ
OXSQ

Segment breakdown not available.

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