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Side-by-side financial comparison of Aon plc (AON) and SSR MINING INC. (SSRM). Click either name above to swap in a different company.

Aon plc is the larger business by last-quarter revenue ($4.3B vs $521.7M, roughly 8.2× SSR MINING INC.). Aon plc runs the higher net margin — 39.4% vs 34.8%, a 4.6% gap on every dollar of revenue. On growth, SSR MINING INC. posted the faster year-over-year revenue change (61.4% vs 3.7%). Aon plc produced more free cash flow last quarter ($1.3B vs $106.4M). Over the past eight quarters, SSR MINING INC.'s revenue compounded faster (50.5% CAGR vs 2.8%).

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.

SSR Mining Inc., formerly Silver Standard Resources is a Denver-based gold, silver, copper, lead and zinc producer that owns the largest silver mine in Argentina. In addition it engages in exploration activity throughout the Americas and Turkey. In 2020, SSR Mining merged with Alacer Gold. Since the merger, the company has moved headquarters to Denver, Colorado. Rodney P. Antal is now the president and CEO of SSR mining. In February 2021, SSR Mining announced that Alison White would be the ne...

AON vs SSRM — Head-to-Head

Bigger by revenue
AON
AON
8.2× larger
AON
$4.3B
$521.7M
SSRM
Growing faster (revenue YoY)
SSRM
SSRM
+57.7% gap
SSRM
61.4%
3.7%
AON
Higher net margin
AON
AON
4.6% more per $
AON
39.4%
34.8%
SSRM
More free cash flow
AON
AON
$1.2B more FCF
AON
$1.3B
$106.4M
SSRM
Faster 2-yr revenue CAGR
SSRM
SSRM
Annualised
SSRM
50.5%
2.8%
AON

Income Statement — Q4 2025 vs Q4 2025

Metric
AON
AON
SSRM
SSRM
Revenue
$4.3B
$521.7M
Net Profit
$1.7B
$181.5M
Gross Margin
Operating Margin
28.1%
38.8%
Net Margin
39.4%
34.8%
Revenue YoY
3.7%
61.4%
Net Profit YoY
136.5%
3166.6%
EPS (diluted)
$7.82
$0.84

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
SSRM
SSRM
Q4 25
$4.3B
$521.7M
Q3 25
$4.0B
$385.8M
Q2 25
$4.2B
$405.5M
Q1 25
$4.7B
$316.6M
Q4 24
$4.1B
$323.2M
Q3 24
$3.7B
$257.4M
Q2 24
$3.8B
$184.8M
Q1 24
$4.1B
$230.2M
Net Profit
AON
AON
SSRM
SSRM
Q4 25
$1.7B
$181.5M
Q3 25
$458.0M
$65.4M
Q2 25
$579.0M
$90.1M
Q1 25
$965.0M
$58.8M
Q4 24
$716.0M
$5.6M
Q3 24
$343.0M
$10.6M
Q2 24
$524.0M
$9.7M
Q1 24
$1.1B
$-287.1M
Operating Margin
AON
AON
SSRM
SSRM
Q4 25
28.1%
38.8%
Q3 25
20.4%
21.6%
Q2 25
20.7%
26.9%
Q1 25
30.9%
21.1%
Q4 24
26.3%
10.6%
Q3 24
16.7%
3.5%
Q2 24
17.4%
5.8%
Q1 24
36.0%
-163.5%
Net Margin
AON
AON
SSRM
SSRM
Q4 25
39.4%
34.8%
Q3 25
11.5%
17.0%
Q2 25
13.9%
22.2%
Q1 25
20.4%
18.6%
Q4 24
17.3%
1.7%
Q3 24
9.2%
4.1%
Q2 24
13.9%
5.2%
Q1 24
26.3%
-124.7%
EPS (diluted)
AON
AON
SSRM
SSRM
Q4 25
$7.82
$0.84
Q3 25
$2.11
$0.31
Q2 25
$2.66
$0.42
Q1 25
$4.43
$0.28
Q4 24
$3.11
$0.03
Q3 24
$1.57
$0.05
Q2 24
$2.46
$0.05
Q1 24
$5.35
$-1.42

Balance Sheet & Financial Strength

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

Metric
AON
AON
SSRM
SSRM
Cash + ST InvestmentsLiquidity on hand
$2.8B
$575.6M
Total DebtLower is stronger
$15.2B
Stockholders' EquityBook value
$9.4B
$3.5B
Total Assets
$50.8B
$6.1B
Debt / EquityLower = less leverage
1.63×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AON
AON
SSRM
SSRM
Q4 25
$2.8B
$575.6M
Q3 25
$1.3B
$445.4M
Q2 25
$1.4B
$438.5M
Q1 25
$1.3B
$341.3M
Q4 24
$1.3B
$417.3M
Q3 24
$1.3B
$365.8M
Q2 24
$1.2B
$384.4M
Q1 24
$6.4B
$492.0M
Total Debt
AON
AON
SSRM
SSRM
Q4 25
$15.2B
Q3 25
Q2 25
Q1 25
Q4 24
$17.0B
$228.6M
Q3 24
$228.3M
Q2 24
$228.0M
Q1 24
$228.7M
Stockholders' Equity
AON
AON
SSRM
SSRM
Q4 25
$9.4B
$3.5B
Q3 25
$7.9B
$3.3B
Q2 25
$7.8B
$3.3B
Q1 25
$7.0B
$3.2B
Q4 24
$6.1B
$3.1B
Q3 24
$6.2B
$3.1B
Q2 24
$5.9B
$3.1B
Q1 24
$-133.0M
$3.1B
Total Assets
AON
AON
SSRM
SSRM
Q4 25
$50.8B
$6.1B
Q3 25
$51.6B
$5.9B
Q2 25
$54.0B
$5.8B
Q1 25
$50.3B
$5.6B
Q4 24
$49.0B
$5.2B
Q3 24
$49.9B
$5.1B
Q2 24
$51.5B
$5.2B
Q1 24
$40.8B
$5.3B
Debt / Equity
AON
AON
SSRM
SSRM
Q4 25
1.63×
Q3 25
Q2 25
Q1 25
Q4 24
2.78×
0.07×
Q3 24
0.07×
Q2 24
0.07×
Q1 24
0.07×

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
SSRM
SSRM
Operating Cash FlowLast quarter
$1.4B
$172.1M
Free Cash FlowOCF − Capex
$1.3B
$106.4M
FCF MarginFCF / Revenue
30.8%
20.4%
Capex IntensityCapex / Revenue
1.7%
12.6%
Cash ConversionOCF / Net Profit
0.83×
0.95×
TTM Free Cash FlowTrailing 4 quarters
$3.2B
$241.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AON
AON
SSRM
SSRM
Q4 25
$1.4B
$172.1M
Q3 25
$1.1B
$57.2M
Q2 25
$796.0M
$157.8M
Q1 25
$140.0M
$84.8M
Q4 24
$1.2B
$95.0M
Q3 24
$1.0B
$-1.3M
Q2 24
$513.0M
$-78.1M
Q1 24
$309.0M
$24.6M
Free Cash Flow
AON
AON
SSRM
SSRM
Q4 25
$1.3B
$106.4M
Q3 25
$1.1B
$-2.4M
Q2 25
$732.0M
$98.4M
Q1 25
$84.0M
$39.3M
Q4 24
$1.1B
$56.4M
Q3 24
$951.0M
$-34.1M
Q2 24
$460.0M
$-116.3M
Q1 24
$261.0M
$-9.4M
FCF Margin
AON
AON
SSRM
SSRM
Q4 25
30.8%
20.4%
Q3 25
27.0%
-0.6%
Q2 25
17.6%
24.3%
Q1 25
1.8%
12.4%
Q4 24
27.6%
17.5%
Q3 24
25.6%
-13.2%
Q2 24
12.2%
-62.9%
Q1 24
6.4%
-4.1%
Capex Intensity
AON
AON
SSRM
SSRM
Q4 25
1.7%
12.6%
Q3 25
1.7%
15.4%
Q2 25
1.5%
14.7%
Q1 25
1.2%
14.4%
Q4 24
1.3%
11.9%
Q3 24
1.7%
12.7%
Q2 24
1.4%
20.7%
Q1 24
1.2%
14.8%
Cash Conversion
AON
AON
SSRM
SSRM
Q4 25
0.83×
0.95×
Q3 25
2.51×
0.87×
Q2 25
1.37×
1.75×
Q1 25
0.15×
1.44×
Q4 24
1.68×
17.10×
Q3 24
2.95×
-0.13×
Q2 24
0.98×
-8.06×
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%

SSRM
SSRM

Gold$369.3M71%
Concentrate Sales$124.4M24%
Other$19.1M4%
Lead$9.0M2%

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