Arthur J. Gallagher & Co. 8-K

What Happened
Arthur J. Gallagher & Co. (AJG) filed a Form 8-K on July 30, 2026 announcing its financial results for the quarter ended June 30, 2026 via a press release (the Earnings Release). The press release is attached to the 8-K as Exhibit 99.1. In connection with the release (Regulation FD disclosure), AJG posted supplemental materials on its investor relations website titled “Supplemental Quarterly Data” and “CFO Commentary.” The CFO Commentary includes certain estimates relating to 2026 and other future results.

Key Details

• Press release issued and 8-K filed on July 30, 2026; Earnings Release attached as Exhibit 99.1.
• Results reported cover the quarter ended June 30, 2026 (quarterly results / earnings).
• Supplemental materials made available on AJG’s investor relations page: “Supplemental Quarterly Data” and “CFO Commentary.”
• The CFO Commentary contains estimates about 2026 and other forward-looking items (Regulation FD disclosure).

Why It Matters
This filing formally delivers AJG’s latest quarterly results and management’s supplemental data and estimates to investors and the market. The Earnings Release provides the company’s reported performance for the period, while the CFO Commentary supplies management’s estimates that investors can use to assess near-term expectations for revenue, earnings trends, and financial outlook. Investors should review the attached press release and the posted materials for the specific financial figures and any forward-looking detail before making decisions.