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Arthur J. Gallagher & Co.

Arthur J. Gallagher & Co. technical analysis

AJGFinancial Services Updated daily

Technical analysis of Arthur J. Gallagher & Co. (stock) with the Montbon Method — Elliott Waves, moving averages and a 0–100 score.

What is Arthur J. Gallagher & Co.

Arthur J. Gallagher & Co. is a company founded in 1927 and headquartered in Rolling Meadows, Illinois, operating in insurance and reinsurance brokerage, consulting, and third-party claims settlement and administration services. It operates through two main segments: Brokerage, focused on placing insurance and reinsurance coverages, and Risk Management, dedicated to claims management and loss control consulting. The company serves commercial, industrial, public, religious, and nonprofit entities worldwide.

Description generated automatically from public sources; it may be inaccurate or out of date.

Arthur J. Gallagher & Co.: latest session data

Closing values for October 19, 2026, computed on the last 12 months of prices.

Close253.01 $
Change−0.73%
RSI (14)63.3
MACD1.067
ADX22.9
Volatility (ATR)2.56%
Volume vs 20-avg75%
12-month high272.06 $
12-month low189.59 $

Moving averages

21 sessions

233.86 $

+8.19%

50 sessions

245.94 $

+2.87%

200 sessions

230.78 $

+9.63%

Session levels

s2

249.21

Support

s1

252.05

Support

pivot

253.72

Pivot

r1

256.56

Resistance

r2

258.23

Resistance

How to read it

In the October 19, 2026 session Arthur J. Gallagher & Co. closed lower at 253.01 $, −0.73% versus the previous session.

The price sits above every moving average observed: +8.19% against the 21-session average, +2.87% against the 50 and +9.63% against the 200.

The 14-period RSI reads 63.3, in neutral territory.

MACD stands at 1.067 against a signal line at -2.558: the histogram is positive (+3.625).

ADX reads 22.9, indicating weak directionality.

Levels computed on the latest session place supports at 252.05 and 249.21 $ and resistances at 256.56 and 258.23 $, around a pivot of 253.72.

The average daily range (ATR) is 6.472 $, or 2.56% of price.

Turnover was 1.1M shares, 75% of the 20-session average.

Over the last twelve months the price ranged between 189.59 and 272.06 $, and today stands −7.00% from the period high.

Measures computed on closing prices. They describe the past; they are not forecasts.

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How Montbon’s technical analysis works

Montbon analyses markets with Elliott Waves, multi-timeframe moving averages and a 0–100 score summarising the technical setup. It is an informational screening tool.

Elliott Waves

Wave counting to frame the price structure.

MTF moving averages

Moving averages across timeframes to read the trend.

0–100 score

A technical summary of the setup, updated daily.

Read the full Montbon Score methodology →

FAQ about Arthur J. Gallagher & Co.

What technical indicators are commonly used to analyze a stock like AJG?

For a financial sector stock like AJG, commonly used technical indicators include trend-following tools such as moving averages (SMA, EMA) and momentum indicators like RSI or MACD, which help identify trend direction and overbought or oversold conditions. Trading volume is also an important element to confirm the strength of a price movement.

On which timeframes is it useful to observe the technical analysis of AJG?

Technical analysis of a stock like AJG can be performed across multiple timeframes: weekly or monthly charts are used to identify long-term trends, while daily or 4-hour charts are useful for medium-term analysis. The chosen timeframe depends on the observation horizon of the analyst.

What are Elliott Waves and how are they applied to a stock like AJG?

Elliott Wave Theory is a technical analysis method that proposes that market prices move in repetitive wave sequences, consisting of five waves in the direction of the main trend and three corrective waves. Applied to a stock like AJG, this theory is used to attempt to identify phases of the price cycle on the historical chart, regardless of the company's sector.

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