Arthur J. Gallagher & Co. Common Stock (NYSE:AJG)

Real-time price: | Most recent change:0.00%

Arthur J. Gallagher & Co., an international service provider, plans, designs, and administers a full array of customized, cost-effective property/casualty insurance & risk management programs, consulting services and third-party claims settlement in the U.S. and internationally. It also furnishes a broad range of risk management services including claims and information management, risk control consulting and appraisals to help corporations and institutions reduce their cost of risk. In addition, the company assists clients in all areas of their employee health/welfare and retirement plans, including plan design, funding and administration. It has operations in many countries and, through a network of correspondent brokers and consultants, Gallagher offers client-service capabilities in more than many countries around the world. Some of the company's offices are fully staffed with sales, marketing, claims, loss control and other specialists; some function as servicing offices for the various divisions....

+See More


Here we provide our AYA proprietary alpha stock signals for all premium members on our AYA fintech network platform. Specifically, a high Fama-French multi-factor dynamic conditional alpha suggests that the stock is likely to consistently outperform the broader stock market benchmarks such as S&P 500, Dow Jones, Nasdaq, Russell 3000, MSCI USA, and MSCI World etc. Since March 2023, our proprietary alpha stock signals retain U.S. Patent and Trademark Office (USPTO) fintech patent protection, approval, and accreditation for 20 years. Our homepage and blog articles provide more details on this proprietary alpha stock market investment model with robust long-term historical backtest evidence.

Sharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 24 January 2026

Blog+More

Michael Bloomberg criticizes that the Trump administration's tax reform is a trillion dollar blunder.

Fiona Sydney

2017-12-09 08:37:00 Saturday ET

Michael Bloomberg criticizes that the Trump administration's tax reform is a trillion dollar blunder.

Michael Bloomberg, former NYC mayor and media entrepreneur, criticizes that the Trump administration's tax reform is a trillion dollar blunder because i

+See More

In the current global market for better biotech advances, medical innovations, and healthcare services, the new integration of artificial intelligence (AI) reshapes the competitive landscape worldwide.

Charlene Vos

2026-04-30 08:28:00 Thursday ET

In the current global market for better biotech advances, medical innovations, and healthcare services, the new integration of artificial intelligence (AI) reshapes the competitive landscape worldwide.

In the current global market for better biotech advances, medical innovations, and healthcare services, the new integration of artificial intelligence (AI)

+See More

BAC chief investment strategist Michael Hartnett points out that U.S. corporate debt accumulation can cause the next financial crisis.

John Fourier

2018-09-23 08:37:00 Sunday ET

BAC chief investment strategist Michael Hartnett points out that U.S. corporate debt accumulation can cause the next financial crisis.

Bank of America Merrill Lynch's chief investment strategist Michael Hartnett points out that U.S. corporate debt (not household credit supply or bank ca

+See More

President Trump applies an increasingly bellicose stance toward the Iranian leader Hassan Rouhani.

Jacob Miramar

2018-08-09 16:36:00 Thursday ET

President Trump applies an increasingly bellicose stance toward the Iranian leader Hassan Rouhani.

President Trump applies an increasingly bellicose stance toward the Iranian leader Hassan Rouhani as he rejects a global agreement to curb Iran's nuclea

+See More

Business leaders often think from a systemic perspective, share bold visions, build great teams, and learn new business models.

Becky Berkman

2020-08-05 08:33:00 Wednesday ET

Business leaders often think from a systemic perspective, share bold visions, build great teams, and learn new business models.

Business leaders often think from a systemic perspective, share bold visions, build great teams, and learn new business models. Peter Senge (2006) &nb

+See More

Millennials can save to make a fortune with compound interest over 40 years.

Laura Hermes

2017-07-25 10:44:00 Tuesday ET

Millennials can save to make a fortune with compound interest over 40 years.

NerdWallet's new simulation suggests that a 25-year-old millennial who earns an inflation-free base salary of $40,456 and saves 15% each year faces a 99

+See More