What is the main purpose of this 8-K filing?

The primary purpose of this 8-K filing is to publicly disclose materials (slides and an Investment Profile) that Arthur J. Gallagher & Co. intends to use in presentations to investors at conferences.

Where can I find the detailed information presented to investors?

The detailed information is contained within the exhibits attached to this 8-K filing: Exhibit 99.1 (February 2009 slides) and Exhibit 99.2 (February 2009 Investment Profile). These exhibits can also be accessed on the company's website, www.ajg.com.

Does the filing include any non-standard financial measures?

Yes, the filing indicates that the exhibits may include certain non-GAAP financial measures. Arthur J. Gallagher & Co. states that reconciliations of these non-GAAP measures to their most directly comparable GAAP measures are available on their website at www.ajg.com.

Who signed this report on behalf of AJG?

The report was signed by Richard C. Cary, Controller and Chief Accounting Officer, as a duly authorized officer of Arthur J. Gallagher & Co.

AJG 8-K: Regulation FD — Feb 24, 2009

Summary

This 8-K filing from Arthur J. Gallagher & Co. (AJG) on February 24, 2009, primarily serves to disclose materials intended for investor presentations. Attached as exhibits are the company's February 2009 slides and Investment Profile, which contain information likely related to their business performance and strategic outlook during a critical period in the financial markets. Investors should note that these presentations may include non-GAAP financial measures, with reconciliations provided on the company's website.

Key Highlights

1AJG filed an 8-K on February 24, 2009, to disclose investor presentation materials.
2The filing includes February 2009 slides and an Investment Profile for AJG.
3These materials are intended for presentation at investor conferences.
4The exhibits are incorporated by reference into the 8-K.
5Information presented may include non-GAAP financial measures.
6Reconciliations of non-GAAP to GAAP measures are available on AJG's website.

Arthur J. Gallagher & Co. 8-K Report, Regulation FD Disclosure (Feb 24, 2009)

Summary

Key Highlights

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