Welcome to our dedicated page for Arthur J. Gallagher & 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.
Arthur J. Gallagher & Co.’s story is written one acquisition and policy renewal at a time, which makes its SEC documents a treasure trove for anyone tracking brokerage commission growth or employee-benefit margins. Whether you need the latest goodwill roll-forward from an annual report 10-K or want to confirm how many agencies AJG bought last quarter, every detail lives inside the filings you’ll find here.
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All filing types are covered and searchable:
- 10-K: acquisition strategy, contingent commissions, and reserve sensitivity—Arthur J. Gallagher annual report 10-K simplified
- 10-Q: seasonal premium flows and organic growth—AJG earnings report filing analysis
- 8-K: brokerage divestitures or leadership changes—AJG 8-K material events explained
- Form 4: executive stock trades with Arthur J. Gallagher Form 4 insider transactions real-time
Use these insights to monitor insider buying before renewal season, gauge risk-management fee trends, or benchmark cash flows against peers. Complex insurance brokerage disclosures are finally clear, current, and actionable—thanks to AI guidance and instant SEC feeds.
Form 4 filing by Richard C. Cary (Controller, CAO and Director) for Arthur J. Gallagher & Co. (AJG). The filing reports a sale of 4,000 shares of common stock on 08/21/2025 at a reported price of $306 per share. After the transaction Mr. Cary is shown as beneficially owning 56,667.789 shares directly plus an indirect holding of 418.699 shares in a Gallagher 401(k) plan account, with reporting handled under power of attorney on 08/22/2025.
The form clarifies reporting format: previously separate Common Stock and Restricted Common Stock lines will be combined going forward. No derivative transactions, acquisitions, grants, or additional disclosures are included in this filing.
Arthur J. Gallagher & Co. (AJG) Form 4 shows insider transactions by Thomas Joseph Gallagher, an officer (President). On 08/20/2025 he reported dispositions of 875 shares and an acquisition of 375 shares; following those transactions he directly owned 308,046.08 shares and indirectly owned 119,175 shares held by his wife as trustee. On 08/21/2025 there were transfers and transactions resulting in dispositions and acquisitions of 30,000 shares each, and reported indirect holdings across an irrevocable trust, a grantor retained annuity trust (62,295 shares) and a Gallagher 401(k) account (418.7 shares). Explanations state certain shares are held in trusts for his children and that some transfers to an irrevocable trust were for no consideration.
Form 144 notice for Arthur J. Gallagher & Co. (AJG): The filing states a proposed sale of 4,000 common shares$1,224,000, planned for 08/21/2025 on the NYSE. The shares were acquired on 11/05/2024 as a retirement plan distribution from the issuer and were paid as compensation on the same date. The filer reports no securities sold in the past three months.
The filing contains the standard representation that the seller does not possess undisclosed material adverse information about the issuer. Other issuer contact and relationship fields are present but contain no substantive details in the provided content.
Form 4 highlights: On 07/31/2025 Arthur J. Gallagher & Co. (AJG) President Thomas J. Gallagher converted 1,376.035 notional stock units into an equal number of common shares under the company’s Supplemental Savings and Thrift Plan (transaction code M). The units carried a $0 exercise price because they represent previously deferred compensation.
Following the distribution, Gallagher’s direct holdings rise to 308,921.08 shares. He also retains substantial indirect ownership: 62,295 shares in a GRAT, 66,709 in an irrevocable trust, 181,228 held by his wife in various trusts, and 418.7 in a 401(k) plan. In aggregate, his economic exposure exceeds 619 k shares, while 10,233.3409 notional stock units remain outstanding for future settlement (payable in July 2025–26 or upon separation).
No open-market purchase or sale occurred; the conversion simply shifts deferred units into common stock and marginally increases insider equity alignment. The filing does not signal a change in company fundamentals or provide earnings guidance.
Arthur J. Gallagher & Co. (AJG) – Form 4 insider activity
On 31 Jul 2025, Vice-President & Chief Financial Officer Douglas K. Howell converted 35,739.4628 notional stock units into an equal number of common shares under the company’s Supplemental Savings and Thrift Plan (transaction code “M”). The distribution was executed at a stated price of $0 in accordance with the executive’s prior deferral election.
After the conversion, Howell directly owns 117,776.7558 AJG shares, up from roughly 82 K, and still holds 177,994.9726 notional stock units scheduled to settle in 2024-2029. Indirect holdings include 3,165 shares held by his spouse and 418.691 shares in the company 401(k) plan.
No shares were sold and no cash was paid, so the filing reflects continued equity exposure rather than an open-market purchase. While economically neutral to the company, the additional ownership strengthens management-shareholder alignment.
Arthur J. Gallagher & Co. (AJG) Form 4: Director Richard de Winton Wilkin Harries reported a tax-related share withholding on 24 Jul 2025. Transaction code F indicates 56 common shares were surrendered to cover taxes upon RSU vesting at an implied price of $310.79 per share. No open-market buying or selling occurred. Following the withholding, Harries beneficially owns 1,303 AJG shares held directly. The filing is routine, represents less than 0.01% of AJG’s ~210 m outstanding shares, and does not signal a change in company fundamentals.
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