Gallagher (ARTHUR J.) & Co. SEC Filings

Form 144 filing for Arthur J. Gallagher & Co. (AJG) reports a proposed sale of 15,000 shares of common stock through Pershing LLC with an aggregate market value of $4,371,900. The filing states approximately 256,400,000 shares are outstanding and lists an approximate sale date of 09/17/2025. The 15,000 shares were acquired via open market purchase on 01/01/2012 and paid in cash at purchase.

The filing also discloses a series of sales by Matrix Trust Company over the prior three months, with individual transactions dated from 06/18/2025 through 09/03/2025 and varying share amounts and gross proceeds. The notice includes the required certification that the seller is not aware of undisclosed material adverse information.

Michael Robert Pesch, a Vice President and officer of Arthur J. Gallagher & Co. (AJG), reported a non‑derivative transaction on 09/10/2025 in which 338 shares were disposed of as a gift (Code G) at $0. After the transaction he beneficially owns 37,848.6557 shares directly, plus indirect holdings of 59 shares held by a child, 12,505 shares in a spouse's irrevocable trust and 418.699 shares in a Gallagher 401(k) plan account. The filing was signed via power of attorney on 09/11/2025. The form shows routine insider transfer activity consistent with personal estate or family planning rather than open‑market trading.

Arthur J. Gallagher & Co. insider filing reports that Douglas K. Howell, Vice President & Chief Financial Officer, sold 3,000 shares of AJG common stock on 09/09/2025 at an average weighted price of $299.778 per share (sales ranged $299.47–$299.89). After the sale he directly beneficially owned 114,776.7558 shares, with an additional 3,165 shares held indirectly by his spouse and 418.691 shares in a company 401(k) account.

The filing explains the sale was to cover tax obligations arising from the distribution of 35,739 deferred shares under the company Supplemental Savings and Thrift Plan previously reported on August 4, 2025; in lieu of withholding, he received the full distribution and sold a portion to satisfy taxes. The reporting person disclaims voting or investment power over the spousal-held shares.

Hudson Scott R, a Vice President at Arthur J. Gallagher & Co. (AJG), reported multiple transactions on 09/08/2025. The filing shows the exercise of a non-qualified stock option for 7,600 shares at an exercise price of $79.59, creating ownership of 7,600 shares underlying the option and increasing reported beneficial holdings to 93,520 shares. The same day the report records sales: 7,600 shares sold at an average price of $297.5133 and 5,255 shares sold at $297.733, with reported beneficial ownership after sales at 85,920 shares. The report also discloses 339.027 shares held indirectly in a Gallagher 401(k) plan account. The option vests in three equal annual installments beginning on the third anniversary of the grant.

Form 144 notice for Arthur J. Gallagher & Co. (AJG) shows a proposed sale of 3,000 shares of common stock through Goldman Sachs & Co. LLC on the NYSE with an aggregate market value of $895,500 and approximate sale date 09/09/2025. The filing reports 256,400,000 shares outstanding for the issuer. The 3,000 shares were acquired on 03/15/2025 as restricted stock awards received as compensation and were paid for as compensation. The filer reports no securities sold in the past three months and includes the standard signature representation about absence of undisclosed material adverse information. Several issuer and filer contact fields in the provided content are blank or not completed.

Form 144 filed for Arthur J. Gallagher & Co. (AJG) shows a proposed sale of 12,855 common shares with an aggregate market value of $3,825,688.01, against 256,400,000 shares outstanding. The proposed sale date is 09/08/2025 on the NYSE through Fidelity Brokerage Services LLC.

The filing discloses the acquisition history for the shares to be sold: 4,100 shares from restricted stock vesting on 03/15/2025 (compensation), 1,155 shares from a deferred equity participation program on 04/01/2025 (compensation), and 7,600 shares from option exercise (option granted 03/14/2019) with payment in cash on 09/08/2025. The filer reports nothing to report for securities sold in the past three months and affirms no undisclosed material adverse information.

David S. Johnson, a director of Arthur J. Gallagher & Co. (AJG), reported a non-derivative acquisition on 09/01/2025 of 161.024 shares of the company's common stock at a price of $302.75 per share. The filing states this acquisition arose from Mr. Johnson's prior election under the company's Director Deferral Plan to convert his quarterly cash retainer into deferred share units that will be distributed as common stock. After the transaction, Mr. Johnson beneficially owns 45,624.624 shares. The Form 4 was submitted by power of attorney (Monica Norzagaray) and dated 09/03/2025.

Christopher C. Miskel, a director of Arthur J. Gallagher & Co. (AJG), reported a purchase of the issuer's common stock on 09/01/2025 under Form 4. The filing shows a transaction coded A(1) for Common Stock with an amount listed as 132.122 acquired at a price of $302.75. Following the reported transaction the filing lists 8,947.996 shares beneficially owned. The acquisition is explained as a distribution under the company's Director Deferral Plan: the reporting person elected in a prior year to defer quarterly cash retainer payments into deferred share units that will be distributed in common stock. The form is signed by a power of attorney, Monica Norzagaray, on 09/03/2025. The reporting person is identified as a Director of AJG.

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.