AJG
Price
$218.69
Change
-$2.21 (-1.00%)
Updated
Jun 12 closing price
Capitalization
56.19B
39 days until earnings call
Intraday BUY SELL Signals
AON
Price
$335.31
Change
+$0.14 (+0.04%)
Updated
Jun 12 closing price
Capitalization
71.61B
40 days until earnings call
Intraday BUY SELL Signals
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AJG vs AON

Header iconAJG vs AON Comparison
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Which Stock Would AI Choose? Arthur J. Gallagher & Co. (AJG) vs. Aon plc (AON) Stock Comparison

Key Takeaways

  • AJG exhibits stronger year-to-date performance at approximately 17%, outpacing AON's 8% gain amid recent market volatility.
  • AON trades at a lower price-to-earnings (P/E) ratio of about 19 versus AJG's 37, suggesting relatively better valuation.
  • Both firms, major insurance brokers, benefit from low betas around 0.7, indicating stability, but AJG has pursued growth through recent acquisitions like Bridge Insurance Brokers.
  • AON recently boosted its quarterly dividend by 10% and expanded data center insurance capacity to $3.5 billion.
  • Upcoming Q1 earnings for both—AJG on April 30 and AON on May 1—could drive sentiment shifts.
  • Tickeron's AI leans toward AJG for momentum in recent market activity.

Introduction

Arthur J. Gallagher & Co. (AJG) and Aon plc (AON) are leading players in the insurance brokerage sector, providing risk management and consulting services to global clients. This comparison analyzes their recent stock performance, financial metrics, and market positioning in the current environment of economic uncertainty and interest rate fluctuations. Traders seeking momentum plays and investors focused on valuation or dividend stability will find value in understanding their relative strengths, especially ahead of Q1 earnings reports. Both stocks offer exposure to resilient demand for insurance amid rising cyber and climate risks, but diverge in growth strategies and multiples.

AJG Overview and Recent Performance

Arthur J. Gallagher & Co. (AJG) is a global insurance brokerage, risk management, and consulting firm headquartered in Illinois, serving diverse industries through organic growth and mergers and acquisitions (M&A). In recent market activity, AJG shares have traded around $216, down from 52-week highs near $351 but above lows of $195, reflecting broader sector pressures. Year-to-date gains hover near 17%, supported by robust revenue growth to $13 billion trailing twelve months (TTM) and EPS of $5.74. Sentiment has been buoyed by the acquisition of UK-based Bridge Insurance Brokers, expanding European footprint, and anticipation for Q1 earnings on April 30 projecting $4.65 billion revenue. However, elevated P/E at 37 signals growth pricing amid volatile trading volumes.

AON Overview and Recent Performance

Aon plc (AON), an Irish-domiciled firm, leads in risk, retirement, and health solutions, with a focus on data-driven consulting alongside brokerage. Shares recently near $326, within a 52-week range of $305 to $381, with year-to-date returns around 8%. TTM revenue and higher EPS of $17 reflect scale, with market cap exceeding $70 billion. Recent weeks saw a 10% quarterly dividend increase to $0.82 and expansion of data center lifecycle insurance to $3.5 billion capacity, addressing digital infrastructure demand. Q1 earnings due May 1 expect $4.96 billion revenue, though wealth solutions softness tempers optimism. Lower P/E of 19 appeals to value-oriented sentiment despite modest one-year gains.

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Head-to-Head Comparison

Both AJG and AON operate in insurance brokerage but differ in emphasis: AJG leans on M&A-driven expansion (e.g., recent UK deal), fueling higher growth potential versus AON's consulting and data analytics focus. Valuation contrasts sharply, with AON's lower P/E offering a trade-off against AJG's premium for momentum. Recent momentum favors AJG's YTD edge, while AON provides superior scale ($70B vs. $55B cap) and dividend appeal. Risk profiles align with low betas, but AON faces wealth segment headwinds; sector exposure to cyber/digital risks benefits both amid stable demand. Market sentiment tilts toward growth for AJG pre-earnings.

Tickeron AI Verdict

Tickeron's AI currently favors AJG with moderate conviction, driven by stronger recent momentum, M&A catalysts like the Bridge acquisition, and positive YTD relative performance positioning it for potential earnings upside. AON remains competitive on valuation and scale, but trend consistency tips toward AJG in the near term absent surprises.

Disclaimer

The information on this webpage is provided for general informational and educational purposes only and is not intended as investment advice, a recommendation to purchase or sell any security, or an offer or solicitation related to investments. It does not consider your personal financial situation, goals, or risk profile, and all investing carries inherent risks, including the possibility of losing your entire investment. For more details, please review our full disclaimer. Disclaimers and Limitations

VS
AJG vs. AON commentary
Jun 14, 2026

To compare these two companies we present long-term analysis, their fundamental ratings and make comparative short-term technical analysis which are presented below. The conclusion is AJG is a StrongBuy and AON is a StrongBuy.

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COMPARISON
Comparison
Jun 14, 2026
Stock price -- (AJG: $218.69 vs. AON: $335.31)
Brand notoriety: AJG and AON are both not notable
Both companies represent the Insurance Brokers/Services industry
Current volume relative to the 65-day Moving Average: AJG: 98% vs. AON: 95%
Market capitalization -- AJG: $56.19B vs. AON: $71.61B
AJG [@Insurance Brokers/Services] is valued at $56.19B. AON’s [@Insurance Brokers/Services] market capitalization is $71.61B. The market cap for tickers in the [@Insurance Brokers/Services] industry ranges from $89.51B to $0. The average market capitalization across the [@Insurance Brokers/Services] industry is $13.35B.

Long-Term Analysis

It is best to consider a long-term outlook for a ticker by using Fundamental Analysis (FA) ratings. The rating of 1 to 100, where 1 is best and 100 is worst, is divided into thirds. The first third (a green rating of 1-33) indicates that the ticker is undervalued; the second third (a grey number between 34 and 66) means that the ticker is valued fairly; and the last third (red number of 67 to 100) reflects that the ticker is undervalued. We use an FA Score to show how many ratings show the ticker to be undervalued (green) or overvalued (red).

AJG’s FA Score shows that 0 FA rating(s) are green whileAON’s FA Score has 1 green FA rating(s).

  • AJG’s FA Score: 0 green, 5 red.
  • AON’s FA Score: 1 green, 4 red.
According to our system of comparison, AON is a better buy in the long-term than AJG.

Short-Term Analysis

It is best to consider a short-term outlook for a ticker by using Technical Analysis (TA) indicators. We use Odds of Success as the percentage of outcomes which confirm successful trade signals in the past.

If the Odds of Success (the likelihood of the continuation of a trend) for each indicator are greater than 50%, then the generated signal is confirmed. A green percentage from 90% to 51% indicates that the ticker is in a bullish trend. A red percentage from 90% - 51% indicates that the ticker is in a bearish trend. All grey percentages are below 50% and are considered not to confirm the trend signal.

AJG’s TA Score shows that 7 TA indicator(s) are bullish while AON’s TA Score has 6 bullish TA indicator(s).

  • AJG’s TA Score: 7 bullish, 3 bearish.
  • AON’s TA Score: 6 bullish, 3 bearish.
According to our system of comparison, AJG is a better buy in the short-term than AON.

Price Growth

AJG (@Insurance Brokers/Services) experienced а +1.18% price change this week, while AON (@Insurance Brokers/Services) price change was +2.06% for the same time period.

The average weekly price growth across all stocks in the @Insurance Brokers/Services industry was -2.54%. For the same industry, the average monthly price growth was -2.88%, and the average quarterly price growth was -30.67%.

Reported Earning Dates

AJG is expected to report earnings on Jul 23, 2026.

AON is expected to report earnings on Jul 24, 2026.

Industries' Descriptions

@Insurance Brokers/Services (-2.54% weekly)

Insurance brokers sell, solicit, or negotiate insurance for compensation. General insurance brokers mostly cater to insurances on car, house etc. (versus life). Brokers are also often instrumental in helping small employers find health insurance, particularly in more competitive markets. Additionally, brokers may also provide risk assessments, insurance consulting services, insurance-related regulatory and legislative update services. Some of the major names in this industry include Marsh & McLennan Companies, Inc., Aon plc and Verisk Analytics Inc.

SUMMARIES
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FUNDAMENTALS
Fundamentals
AON($71.6B) has a higher market cap than AJG($56.2B). AJG has higher P/E ratio than AON: AJG (35.39) vs AON (18.40). AON YTD gains are higher at: -4.525 vs. AJG (-14.955). AON has higher annual earnings (EBITDA): 6.77B vs. AJG (3.89B). AON (1.42B) and AJG (1.41B) have equal amount of cash in the bank . AJG has less debt than AON: AJG (13.4B) vs AON (15.5B). AON has higher revenues than AJG: AON (17.5B) vs AJG (15B).
AJGAONAJG / AON
Capitalization56.2B71.6B78%
EBITDA3.89B6.77B57%
Gain YTD-14.955-4.525330%
P/E Ratio35.3918.40192%
Revenue15B17.5B86%
Total Cash1.41B1.42B100%
Total Debt13.4B15.5B86%
FUNDAMENTALS RATINGS
AJG vs AON: Fundamental Ratings
AJG
AON
OUTLOOK RATING
1..100
1514
VALUATION
overvalued / fair valued / undervalued
1..100
91
Overvalued
95
Overvalued
PROFIT vs RISK RATING
1..100
6950
SMR RATING
1..100
8121
PRICE GROWTH RATING
1..100
5352
P/E GROWTH RATING
1..100
8089
SEASONALITY SCORE
1..100
5050

Tickeron ratings are formulated such that a rating of 1 designates the most successful stocks in a given industry, while a rating of 100 points to the least successful stocks for that industry.

AJG's Valuation (91) in the Insurance Brokers Or Services industry is in the same range as AON (95). This means that AJG’s stock grew similarly to AON’s over the last 12 months.

AON's Profit vs Risk Rating (50) in the Insurance Brokers Or Services industry is in the same range as AJG (69). This means that AON’s stock grew similarly to AJG’s over the last 12 months.

AON's SMR Rating (21) in the Insurance Brokers Or Services industry is somewhat better than the same rating for AJG (81). This means that AON’s stock grew somewhat faster than AJG’s over the last 12 months.

AON's Price Growth Rating (52) in the Insurance Brokers Or Services industry is in the same range as AJG (53). This means that AON’s stock grew similarly to AJG’s over the last 12 months.

AJG's P/E Growth Rating (80) in the Insurance Brokers Or Services industry is in the same range as AON (89). This means that AJG’s stock grew similarly to AON’s over the last 12 months.

TECHNICAL ANALYSIS
Technical Analysis
AJGAON
RSI
ODDS (%)
Bullish Trend 3 days ago
61%
N/A
Stochastic
ODDS (%)
Bearish Trend 3 days ago
47%
Bearish Trend 3 days ago
45%
Momentum
ODDS (%)
Bullish Trend 3 days ago
61%
Bullish Trend 3 days ago
62%
MACD
ODDS (%)
Bullish Trend 3 days ago
62%
Bullish Trend 3 days ago
50%
TrendWeek
ODDS (%)
Bullish Trend 3 days ago
57%
Bullish Trend 3 days ago
55%
TrendMonth
ODDS (%)
Bullish Trend 3 days ago
56%
Bullish Trend 3 days ago
52%
Advances
ODDS (%)
Bullish Trend 4 days ago
57%
Bullish Trend 5 days ago
49%
Declines
ODDS (%)
Bearish Trend 12 days ago
49%
Bearish Trend 12 days ago
52%
BollingerBands
ODDS (%)
Bearish Trend 3 days ago
41%
Bearish Trend 3 days ago
49%
Aroon
ODDS (%)
Bullish Trend 3 days ago
46%
Bullish Trend 3 days ago
47%
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AJG
Daily Signal:
Gain/Loss:
AON
Daily Signal:
Gain/Loss:
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AON and

Correlation & Price change

A.I.dvisor indicates that over the last year, AON has been closely correlated with MRSH. These tickers have moved in lockstep 78% of the time. This A.I.-generated data suggests there is a high statistical probability that if AON jumps, then MRSH could also see price increases.

1D
1W
1M
1Q
6M
1Y
5Y
Ticker /
NAME
Correlation
To AON
1D Price
Change %
AON100%
+0.04%
MRSH - AON
78%
Closely correlated
+0.32%
AJG - AON
74%
Closely correlated
-1.00%
WTW - AON
73%
Closely correlated
+0.71%
BRO - AON
70%
Closely correlated
+0.07%
ERIE - AON
44%
Loosely correlated
+0.29%
More