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. director Christopher C. Miskel acquired 175.285 shares of common stock on an award basis valued at $228.20 per share. After this grant, he beneficially owns 9,308.109 common shares. The acquisition stems from his prior election to defer his annual cash retainer into deferred share units under the company’s Director Deferral Plan, which are paid quarterly and ultimately settled in common stock.
Arthur J. Gallagher & Co. outlines its global insurance brokerage, reinsurance and risk management operations in its annual report for the year ended December 31, 2025. Brokerage generated about 87% of 2025 revenues and risk management 13%, with roughly 67% of combined segment revenue from the U.S.
The company reports a market capitalization of approximately $67 billion at December 31, 2025 and about 257.1 million common shares outstanding as of January 31, 2026. It has completed roughly 780 acquisitions since 2002, including larger 2025 deals for Woodruff Sawyer and AssuredPartners.
AJG highlights extensive risk factors, including global economic and geopolitical volatility, integration risks from acquisitions, technology and AI-related risks, cybersecurity, sustainability and climate disclosure pressures, regulatory complexity across jurisdictions, tax law changes, competition from traditional and Insurtech rivals, and potential earnings pressure from premium cycles, contingent commissions and rising compensation and benefits costs.
Capital World Investors has filed a Schedule 13G reporting a significant ownership position in Arthur J. Gallagher & Co. common stock. It is deemed the beneficial owner of 12,951,790 shares, representing 5.0% of the 256,800,000 shares believed to be outstanding as of 12/31/2025.
The filing shows sole voting power over 12,752,906 shares and sole dispositive power over 12,951,790 shares, with no shared voting or dispositive power. The securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control of the company.
Arthur J. Gallagher & Co. VP & Chief Financial Officer Douglas K. Howell reported a discretionary acquisition of 12,892.211 notional stock units tied to Gallagher common stock on February 10, 2026. These units were acquired by moving assets within the company’s Supplemental Savings and Thrift Plan into the Gallagher stock investment option.
Each notional stock unit represents a right to receive one share of common stock, with portions payable in shares in July 2026, 2028 and 2029 and after his separation from service. Following this transaction, Howell held 191,318.0546 notional stock units directly.
Arthur J. Gallagher & Co. filed a current report stating that it issued a press release with financial results for the quarter ended December 31, 2025. The press release is included as an exhibit.
The company also made “Supplemental Quarterly Data” and “CFO Commentary” materials available on its investor relations website. The CFO Commentary includes certain estimates relating to 2026 and other future results, providing additional context around the latest quarterly performance and management’s forward-looking views.
Arthur J. Gallagher & Co. vice president reported equity transactions dated 01/01/2026 related to company stock and deferred compensation. The filing shows 954.69 shares of common stock acquired at $0 under a phantom stock/Age 62 Plan distribution, coded as an exercise or conversion (code M). It also reports 259 shares of common stock disposed of at $258.79 per share, coded as a tax withholding transaction (code F). After these transactions, the officer directly owned 58,418.69 shares of common stock and held additional shares through a Gallagher 401(k) plan account.
Arthur J. Gallagher & Co.’s Vice President and Chief Financial Officer reported a sale of common stock on a Form 4. On 12/22/2025, the insider sold 5,000 shares of Arthur J. Gallagher & Co. common stock at an average weighted price of $258.0485 per share. The filing states this sale was made to cover tax obligations related to the distribution of 35,739 deferred shares under the company’s Supplemental Savings and Thrift Plan.
After these transactions and related adjustments, the reporting person directly beneficially owns 95,580.7558 shares of common stock, with additional indirect holdings through a spouse and a Gallagher 401(k) plan account, as well as notional stock units, stock options, and phantom stock awards that are tied to future vesting or separation from service.
Arthur J. Gallagher & Co. executive activity shows a mix of option exercise, sale, and updated equity holdings. On 12/23/2025, a vice president exercised a non-qualified stock option for 4,000 shares of common stock at an exercise price of $79.59 per share, increasing directly held shares.
That same day, the vice president sold 4,000 shares of common stock at an average price of $258.11 per share, based on multiple trades within a $258.000–$258.600 range, and made a gift of 388 shares. After these transactions, the executive directly owned 16,938.7322 shares of common stock and held 418.658 shares indirectly through a Gallagher 401(k) plan account.
The filing also reports 20,125.736 shares of phantom stock and 1,584.532 notional stock units, each representing a right to receive one share of Gallagher common stock, along with multiple non-qualified stock option grants with various exercise prices and expiration dates.
Arthur J. Gallagher & Co.’s General Counsel reported several stock transactions in a Form 4. On 12/19/2025, the insider exercised 15,850 non-qualified stock options at $79.59 per share and acquired the same number of common shares. That same day, the insider sold 15,850 common shares at $255 per share and made a gift of 1,724 shares at no price.
After these transactions, the insider directly owned 77,825 common shares and held an additional 418.689 shares indirectly through a Gallagher 401(k) plan account. The filing also lists multiple outstanding non-qualified stock options and deferred equity interests, including phantom stock and notional stock units that each represent the right to receive shares of Gallagher common stock under company compensation plans.