AON vs RYAN vs MRSH Stock Comparison

Aon, Ryan Specialty Holdings and Marsh & Mclennan Companies Prices as of Oct 26, 2026 Peers: Industry group
AON Aon plc
$302.08 +8.7% 1M -10.6% 1Y
Market cap
$64.63B
P/E
16.5x
Revenue (TTM)
$17.58B
Div. yield
0.01%
Insurance Brokers Financial Services
6 wins

Head to Head

12 decided of 12

Aon leads on 6 of the 12 questions below (Aon 6, Marsh & Mclennan Companies 4, Ryan Specialty Holdings 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAONRYANMRSHLeader
Larger companyMarket capitalisation $64.63B $5.31B $90.99B MRSH
Cheaper on earningsLower P/E, profitable companies only 16.5x 53.6x 22.5x AON
Cheaper on forward earningsLower price / next fiscal year consensus EPS 16.6x 19.2x 19.1x AON
Faster revenue growthRevenue growth, trailing twelve months +4.9% +14.4% +7.6% RYAN
More profitableNet margin, trailing twelve months 22.3% 3.1% 14.2% AON
Better return on capitalReturn on invested capital 14.8% 8.7% 13.1% AON
Less leveragedLower net debt / EBITDA 2.5x 4.6x 2.7x AON
Higher dividend yieldTrailing dividend yield 0.01% 0.01% 0.02% MRSH
Better 1-year returnPrice return, last 12 months -10.6% -16.5% +4.4% MRSH
Better 5-year returnAnnualised price return, 5 years -1.0%/yr +3.8%/yr +3.0%/yr RYAN
Less volatileAnnualised volatility, 1 year 29.2% 44.9% 25.9% MRSH
Higher overall scoreMean of the five percentile scores vs peers 39/100 35/100 35/100 AON

Percentile Scorecard

AONRYANMRSH

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisAONRYANMRSH
Valuation 11 #106 of 119 8 #110 of 119 10 #107 of 119
Growth 42 #67 of 115 53 #55 of 115 15 #98 of 115
Profitability 85 #18 of 113 48 #59 of 113 71 #33 of 113
Financial Health 5 #108 of 114 3 #111 of 114 21 #90 of 114
Shareholder Returns 54 #50 of 107 62 #41 of 107 57 #47 of 107
Overall 39 35 35
  • AON ranked among 126 companies in Insurance
  • RYAN ranked among 126 companies in Insurance
  • MRSH ranked among 126 companies in Insurance

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodAONRYANMRSHSPY
1 month +8.7%+17.4%+13.8% -0.8%
3 months -17.7%+2.9%+6.3% +3.5%
6 months -6.7%+28.0%+14.5% +7.0%
Year to date -14.4%-13.9%+5.0% +12.2%
1 year -10.6%-16.5%+4.4% +13.0%
3 years -1.6%-1.7%+5.3% +86.3%
3 years, per year -0.5%-0.6%+1.8% +23.1%
5 years -4.7%+20.4%+16.2% +68.6%
5 years, per year -1.0%+3.8%+3.0% +11.0%
10 years +179.2%—+208.1% +258.0%
10 years, per year +10.8%—+11.9% +13.6%

Risk

MeasureAONRYANMRSHSPY
Volatility, 1Y 29.2%44.9%25.9% 12.7%
Downside volatility, 1Y 31.0%46.9%24.8% 12.7%
Beta vs S&P 500, 1Y -0.31-0.32-0.38 1.00
Return / volatility, 1Y -0.36-0.370.17 1.02
Max drawdown, 5Y -34.2%-61.3%-35.6% -25.4%
From 52-week high -20.7%-23.8%-2.3% -1.8%
52-week high $381.11$58.38$199.34 $779.14
52-week low $269.45$29.39$157.32 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleAONRYANMRSH
P/E now vs peer median 16.5xmedian 10.6x 56.2xmedian 10.6x 22.9xmedian 10.6x
P/S now vs peer median 3.6xmedian 1.4x 3.5xmedian 1.4x 3.3xmedian 1.4x
EV/EBITDA now vs peer median 14.0xmedian 7.6x 19.5xmedian 7.6x 15.9xmedian 7.6x
P/FCF now vs peer median 19.7xmedian 8.6x 23.1xmedian 8.6x 22.3xmedian 8.6x
P/B now vs peer median 6.6xmedian 1.5x 11.2xmedian 1.5x 6.2xmedian 1.5x
PEG now vs peer median 1.35median 0.52 -12.80median 0.52 3.43median 0.52

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsAONRYANMRSH
Revenue $17.58B $3.22B $28.46B
Operating income $4.65B $477.27M $6.09B
Net income $3.99B $242.82M $4.12B
Free cash flow $3.25B $492.78M $4.15B
EPS (diluted) $18.30 $0.75 $8.44
Cash & equivalents $1.06B $140.12M $1.84B
Total debt $14.97B $3.63B $20.53B
Shares (diluted) 213.90M 131.33M 479.00M
Enterprise value $57.85B $4.68B $83.15B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricAONRYANMRSH
P/E 16.5x 56.2x 22.9x
P/FCF 19.7x 23.1x 22.3x
P/Operating cash flow 18.1x 20.3x 20.7x
P/S 3.6x 3.5x 3.3x
P/B 6.6x 11.2x 6.2x
P/Tangible book 15.9x 12.8x 8.9x
EV/EBITDA 14.0x 19.5x 15.9x
EV/EBIT 16.7x 31.1x 18.3x
EV/Revenue 4.4x 4.6x 3.9x
EV/FCF 23.9x 30.1x 26.8x
EV/Operating cash flow 22.0x 26.6x 24.9x
PEG (3Y EPS CAGR) 1.35 -12.80 3.43

Growth

14 metrics
MetricAONRYANMRSH
Revenue growth (1Y) 4.9% 14.4% 7.6%
Revenue CAGR (3Y) 10.9% 19.4% 8.6%
Gross profit growth (1Y) – – –
Gross profit CAGR (3Y) – – –
Operating income growth (1Y) 15.4% -1.0% -1.0%
Operating income CAGR (3Y) 5.9% 12.7% 7.8%
Net income growth (1Y) 49.7% 26.8% -1.9%
Net income CAGR (3Y) 13.4% 7.5% 5.5%
EPS growth (1Y) 52.8% 271.3% 1.0%
EPS CAGR (3Y) 12.2% -4.4% 6.7%
Operating cash flow growth (1Y) 12.1% -2.2% -12.1%
Operating cash flow CAGR (3Y) 3.1% 21.0% 4.0%
Free cash flow growth (1Y) 11.5% -3.3% -13.9%
Free cash flow CAGR (3Y) 3.3% 18.7% 5.1%

Profitability

14 metrics
MetricAONRYANMRSH
Gross margin – – –
EBITDA margin 31.6% 23.7% 24.6%
Operating margin 26.5% 14.8% 21.4%
Pretax margin 28.9% 8.8% 18.9%
Net margin 22.3% 3.1% 14.2%
FCF margin 18.5% 15.3% 14.6%
Operating cash flow margin 20.1% 17.4% 15.7%
Return on equity 40.6% 21.7% 27.2%
Return on assets 7.6% 2.1% 6.9%
Return on invested capital 14.8% 8.7% 13.1%
Return on capital employed 18.5% 9.9% 16.2%
Asset turnover 0.3x 0.3x 0.5x
Cash conversion (OCF / net income) 0.9x 2.3x 1.1x
Stock comp / revenue 2.1% 2.1% 1.5%

Financial Health

11 metrics
MetricAONRYANMRSH
Debt / assets 28.1% 30.4% 34.3%
Debt / equity 1.5x 3.6x 1.4x
Net debt / EBITDA 2.5x 4.6x 2.7x
Debt / FCF 4.6x 7.4x 4.9x
Liabilities / assets 81.8% 91.5% 75.1%
Equity / assets 18.2% 8.5% 24.9%
Interest coverage 6.2x – 6.3x
Current ratio 1.0x 1.0x 1.1x
Quick ratio 0.3x 0.1x 0.5x
Cash ratio 0.0x 0.0x 0.1x
Altman Z-score 1.52 1.04 2.77

Shareholder Returns

7 metrics
MetricAONRYANMRSH
Dividend yield 1.0% 1.1% 1.9%
Net buyback yield 2.4% 2.6% 3.1%
Shareholder yield 3.4% 3.8% 5.0%
Payout ratio (earnings) 16.5% 27.0% 43.6%
Payout ratio (FCF) 20.3% 13.3% 43.3%
Dividend growth (1Y) 9.5% 13.6% 8.4%
Dividend CAGR (3Y) 11.5% 65.1% 13.1%

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusAONRYANMRSH
Forward P/E 16.6xFY2026 19.2xFY2026 19.1xFY2026
EPS, next fiscal year $18.15FY2026 $2.31FY2026 $10.21FY2026
EPS growth, next FY +6.3%FY2026 +17.9%FY2026 +4.7%FY2026
EPS growth, the year after +8.1% +10.8% +15.4%
Revenue, next fiscal year $19.12BFY2026 $3.10BFY2026 $30.28BFY2026
Revenue growth, next FY +11.3%FY2026 +1.6%FY2026 +12.2%FY2026
Revenue growth, the year after +8.7% +10.4% +6.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAONRYANMRSH
Held by institutions 90.5% 45.6% 93.9%
Institutions holding 1,254 369 1,496
Change in shares held, QoQ +3.1% +5.0% +2.8%
Institutions buying 603 198 624
Institutions selling 448 134 652
Buyers to sellers 1.35 1.48 0.96

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

AONRYANMRSH
AON 1.00 0.59 0.80
RYAN 0.59 1.00 0.60
MRSH 0.80 0.60 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AON, RYAN and MRSH?

Marsh & Mclennan Companies (MRSH) is the largest by market capitalisation: Aon (AON) $64.63B, Ryan Specialty Holdings (RYAN) $5.31B, Marsh & Mclennan Companies (MRSH) $90.99B.

Which stock is cheaper, AON, RYAN and MRSH?

Aon (AON) trades on the lowest price-to-earnings ratio (Aon (AON) 16.5x, Ryan Specialty Holdings (RYAN) 53.6x, Marsh & Mclennan Companies (MRSH) 22.5x). On next year's consensus earnings, Aon (AON) is cheapest (Aon (AON) 16.6x, Ryan Specialty Holdings (RYAN) 19.2x, Marsh & Mclennan Companies (MRSH) 19.1x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Ryan Specialty Holdings (RYAN) grew revenue fastest over the trailing twelve months: Aon (AON) +4.9%, Ryan Specialty Holdings (RYAN) +14.4%, Marsh & Mclennan Companies (MRSH) +7.6%.

Which company is more profitable?

Aon (AON) has the highest net margin (Aon (AON) 22.3%, Ryan Specialty Holdings (RYAN) 3.1%, Marsh & Mclennan Companies (MRSH) 14.2%). On return on invested capital, Aon (AON) leads (Aon (AON) 14.8%, Ryan Specialty Holdings (RYAN) 8.7%, Marsh & Mclennan Companies (MRSH) 13.1%).

Which stock has performed better?

Over the past year Marsh & Mclennan Companies (MRSH) returned the most: Aon (AON) -10.6%, Ryan Specialty Holdings (RYAN) -16.5%, Marsh & Mclennan Companies (MRSH) +4.4%. Over five years, Ryan Specialty Holdings (RYAN) compounded fastest (Aon (AON) -1.0%/yr, Ryan Specialty Holdings (RYAN) +3.8%/yr, Marsh & Mclennan Companies (MRSH) +3.0%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Marsh & Mclennan Companies (MRSH) has the highest dividend yield: Aon (AON) 0.01%, Ryan Specialty Holdings (RYAN) 0.01%, Marsh & Mclennan Companies (MRSH) 0.02%.

Which stock is riskier?

By one-year price volatility, Marsh & Mclennan Companies (MRSH) has been the steadiest (Aon (AON) 29.2%, Ryan Specialty Holdings (RYAN) 44.9%, Marsh & Mclennan Companies (MRSH) 25.9%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AON, RYAN and MRSH?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Aon (AON) leads on 6. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.