Welcome to our dedicated page for Gallagher (ARTHUR J.) & Co. SEC filings (Ticker: AJG), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page provides access to U.S. Securities and Exchange Commission filings for Arthur J. Gallagher & Co. (NYSE: AJG), a global insurance brokerage, risk management and consulting services firm headquartered in Rolling Meadows, Illinois. Through these filings, investors can review how Gallagher reports on its insurance brokerage, risk management and consulting operations, as well as its capital markets activity and acquisition strategy.
Arthur J. Gallagher & Co. files current reports on Form 8‑K to disclose material events. Recent 8‑K filings include announcements of quarterly financial results, where the company provides segment data for its Brokerage and Risk Management businesses, along with adjusted non‑GAAP measures and reconciliations. Other 8‑K filings describe investor meetings and webcasts, noting when updated “CFO Commentary” and “Supplemental Quarterly Data” are made available.
Filings also document acquisition activity. An 8‑K dated August 18, 2025, details the completion of the acquisition of Dolphin Topco, Inc. from The AssuredPartners Group LP, including the aggregate cash purchase price and the use of equity and debt financing transactions to fund the deal. A related 8‑K/A filing provides audited and unaudited financial statements of the acquired business and pro forma condensed combined financial information for Arthur J. Gallagher & Co., giving readers insight into the impact of this transaction on the company’s financial statements.
On this SEC filings page, users can review forms such as Form 8‑K and 8‑K/A, and, when available, annual reports on Form 10‑K, quarterly reports on Form 10‑Q and other disclosures that outline Gallagher’s financial condition, segment performance and risk factors. These documents also confirm the company’s listing on the New York Stock Exchange under the symbol AJG and its registration under Section 12(b) of the Securities Exchange Act of 1934.
Stock Titan enhances access to these filings with AI‑powered summaries and highlights. Instead of reading full‑length documents line by line, users can rely on AI to surface key points from earnings releases, acquisition disclosures, pro forma financial information and other regulatory content. Real‑time updates from EDGAR help ensure that new filings, including any future Forms 10‑K, 10‑Q or Form 4 insider transaction reports, appear promptly, while AI explanations aim to make Gallagher’s complex financial and regulatory information more approachable for a broad range of investors.
Arthur J. Gallagher & Co. insider plans Rule 144 share sale. A person related to the issuer filed a notice to sell 4,000 shares of common stock through Fidelity Brokerage Services LLC on the NYSE, with an aggregate market value of $1,032,440.44. The notice states that 256,800,000 shares of common stock were outstanding at the time of filing. The seller previously disposed of 1,250 common shares on 11/21/2025 for gross proceeds of $313,426.13. The filer represents that they are not aware of any undisclosed material adverse information about the issuer’s operations.
AJG insider Douglas K. Howell has filed a notice to sell up to 5,000 shares of the company’s common stock through Goldman Sachs & Co. LLC on the NYSE around 12/22/2025, with an aggregate market value listed at $1,291,250. The filing notes that these 5,000 shares of common stock were acquired on 08/07/2025 as compensation in the form of restricted stock units from the issuer, and that there were 256,800,000 shares of common stock outstanding. The document also reports that Howell previously sold 8,000 shares of common stock on 09/22/2025 for gross proceeds of $2,395,945.60. The signer represents that he is not aware of any undisclosed material adverse information about the issuer’s current or prospective operations.
A holder of common stock in AJG has filed a notice of proposed sale under Rule 144. The filing covers a planned sale of 15,850 common shares through Fidelity Brokerage Services LLC on the NYSE, with an indicated aggregate market value of $4,041,750.00. The issuer reports 256,800,000 shares outstanding, giving context to the relative size of this transaction.
The shares to be sold were acquired on 12/19/2025 by exercising an option originally granted on 03/14/2019, with the purchase price paid in cash. The person on whose behalf the shares are being sold represents in the notice that they do not know of any material adverse, non-public information about the issuer’s current or prospective operations.
Arthur J. Gallagher & Co. filed a current report describing its plan to host an investor meeting on December 16, 2025. A webcast of the meeting and related presentation materials are available through the investor relations section of its website.
The updated CFO Commentary included in these materials contains certain estimates for 2025 and 2026 results and net after-tax cash flows from clean energy investments in 2025 and future years, together with cautionary language about forward-looking statements.
Arthur J. Gallagher & Co. disclosed that one of its directors acquired additional exposure to the company’s stock through its Director Deferral Plan. On 12/01/2025, the director acquired 162.536 shares of common stock at $246.1 per share, reported as an acquisition rather than a sale. This increased the director’s beneficial ownership to 9,110.532 shares, held as a direct position.
The filing explains that this transaction stems from a prior election to defer the director’s annual cash retainer into deferred share units, which the company credits on a quarterly basis and will ultimately distribute in the form of common stock. This reflects compensation being taken in equity-linked form rather than cash, aligning part of the director’s pay with the company’s share performance.
Arthur J. Gallagher & Co. director reported a routine acquisition of company stock under a compensation plan. On 12/01/2025, the director acquired 198.09 deferred share units of common stock at $246.1 per share, bringing total beneficial ownership to 45,822.714 shares held directly.
The filing explains that this acquisition resulted from the director’s prior election under the Company’s Director Deferral Plan to defer the annual cash retainer into deferred share units, which are paid quarterly and will ultimately be distributed in shares of Arthur J. Gallagher & Co. common stock. The report is filed by a single reporting person in the capacity of director.
Arthur J. Gallagher & Co. (AJG) reported an insider transaction by a vice president. On 11/21/2025, the executive sold 1,250 shares of common stock in an open market sale at a price of $250.74 per share. After this sale, the reporting person directly owned 17,326.7322 shares of AJG common stock, with additional holdings through a Gallagher 401(k) plan account and various stock-based awards.
The filing also lists deferred compensation in the form of phantom stock and notional stock units, each representing the right to receive one share of AJG common stock, as well as multiple non-qualified stock options with exercise prices ranging from $55.94 to $337.74 and expirations extending into 2032.
Arthur J. Gallagher & Co. insider plans Rule 144 sale of vested stock. A holder filed notice to sell 1,250 shares of AJG common stock through Fidelity Brokerage Services on the NYSE, with an aggregate market value of $313,426.13. The planned sale date is approximately 11/21/2025, and there were 256,800,000 shares of common stock outstanding for context.
The shares to be sold come from restricted stock that vested as compensation from the issuer, including 821 shares acquired on 03/12/2025 and 429 shares acquired on 03/15/2025. By signing the notice, the seller represents they are not aware of any undisclosed material adverse information about Arthur J. Gallagher & Co. or its operations.
Arthur J. Gallagher & Co. (AJG) officer stock transaction disclosed
The company’s Controller and Chief Accounting Officer reported selling 6,000 shares of Arthur J. Gallagher common stock on 11/18/2025 at a price of $261 per share. After this sale, the reporting person holds 50,667.789 shares directly and 418.699 shares through a Gallagher 401(k) plan account.
The filing also details various equity-based awards. These include phantom stock and notional stock units, each representing the right to receive one share of common stock, as well as multiple non-qualified stock options with exercise prices between $86.17 and $177.09 that generally become exercisable in thirds on the 3rd, 4th, and 5th anniversaries of their grant dates, with some options expiring between 03/12/2027 and 03/15/2030.
Arthur J. Gallagher & Co. (AJG) has a shareholder planning to sell 6,000 shares of common stock on the NYSE through Fidelity Brokerage Services, with an aggregate market value of 1,566,000.00. These shares were acquired on 11/05/2024 through restricted stock vesting from the issuer as compensation. The sale is listed against total shares outstanding of 256,800,000 common shares.
Over the prior three months, the same seller, Richard Cary, reported selling an additional 4,000 common shares on 08/21/2025 for gross proceeds of 1,224,000.00. The seller affirms that he is not aware of any undisclosed material adverse information about AJG’s current or prospective operations when submitting this notice.