AJG Stock Summary and Trading Ideas (Arthur J. Gallagher & Co. | NYSE:AJG)

Founded in 1927 as a one-person agency, Gallagher's primary business is insurance brokerage, with a focus on serving middle-market companies. The company's risk management segment provides third-party claims adjustment to companies that choose to self-insure. Gallagher has about 56,000 employees and generates about a third of its revenue internationally, primarily in Australia, Canada, New Zealand, and the UK.

Arthur J. Gallagher & Co. trades on the NYSE stock market under the symbol AJG.

As of March 12, 2026, AJG stock price declined to $204.21 with 3,605,809 million shares trading.

AJG has a beta of 0.55, meaning it tends to be less sensitive to market movements. AJG has a correlation of 0.10 to the broad based SPY ETF.

AJG has a market cap of $52.50 billion. This is considered a Large Cap stock.

Last quarter Arthur J. Gallagher & Co. reported $4 billion in Revenue and $2.38 earnings per share. This beat revenue expectation by $67 million and exceeded earnings estimates by $.02.

In the last 3 years, AJG traded as high as $351.23 and as low as $174.45.

The top ETF exchange traded funds that AJG belongs to (by Net Assets): VTI, VOO, VO, IVV, SPY.

AJG has underperformed the market in the last year with a price return of -36.4% while the SPY ETF gained +20.5%. AJG has also underperformed the stock market ETF in the last 3 month and 2 week periods returning -19.8% and -9.0%, respectively, while the SPY returned -2.0% and -3.4%, respectively.

AJG support price is $205.38 and resistance is $214.30 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that AJG shares will trade within this expected range on the day.