[144] Arthur J. Gallagher & Co. SEC Filing

Rhea-AI Filing Summary

Form 144 notice for Arthur J. Gallagher & Co. (AJG): The filing reports a proposed sale of 8,000 shares of AJG common stock through Goldman Sachs & Co. LLC, with an approximate sale date of 09/22/2025 and an aggregate market value of $2,400,480. The shares were acquired as compensation (restricted stock units) on 08/07/2025 and paid as compensation. The issuer has 256,400,000 shares outstanding as listed. The filing also discloses three recent sales by Douglas K. Howell totaling 9,000 shares during September 2025 with listed gross proceeds per transaction. The form includes the seller's representation that no undisclosed material adverse information is known.

Positive

• Transparent disclosure of the proposed sale including broker, acquisition date, and aggregate market value
• Compliance with Rule 144 reporting elements for an insider sale of restricted stock units

Negative

• None.

Insights

Securities Analyst

TL;DR: A routine Form 144 shows an insider sale of RSU shares shortly after vesting; the size is immaterial versus total shares outstanding.

The filing documents a planned disposition of 8,000 AJG shares acquired as restricted stock units on 08/07/2025, to be sold approx. 09/22/2025 via Goldman Sachs. Compared with the 256.4 million shares outstanding listed, the proposed sale represents a de minimis portion of float (~0.003% based on numbers provided). Recent disclosed sales by Douglas K. Howell total 9,000 shares in September 2025 with stated gross proceeds, indicating ongoing monetizations of equity awards. For investors, this notice is transparent but unlikely to affect valuation given its small scale.

Corporate Governance Expert

TL;DR: Disclosure is compliant and timely; sale follows RSU acquisition and includes required insider certification about material information.

The form identifies the acquisition as compensation (RSUs) on 08/07/2025 and lists the planned sale date and broker, meeting Rule 144 disclosure elements. The signer affirms no undisclosed material adverse information and references the Rule 10b5-1 statement language, though no plan adoption date is provided in the text. From a governance perspective, the filing shows procedural compliance; there is no indication here of policy breaches or undisclosed conflicts based on the data supplied.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common Stock	Goldman Sachs & Co. LLC 200 West Street New York NY 10282	8000	2400480	256400000	09/22/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common Stock	08/07/2025	Acquired as compensation -- Restricted Stock Units	The Issuer			8000	08/07/2025	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Douglas K. Howell 2850 Golf Road Rolling Meadows IL 60008	Common Stock	09/19/2025	3105	929022.21
Douglas K. Howell 2850 Golf Road Rolling Meadows IL 60008	Common Stock	09/09/2025	3000	899182.5
Douglas K. Howell 2850 Golf Road Rolling Meadows IL 60008	Common Stock	09/19/2025	2895	866269.69

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

How many AJG shares are proposed for sale on Form 144?

The filing reports a proposed sale of 8,000 shares of AJG common stock.

When were the shares being sold by the AJG filer acquired?

The shares were acquired as restricted stock units on 08/07/2025 and listed as compensation.

What is the aggregate market value and approximate sale date listed for the AJG transaction?

Aggregate market value is listed as $2,400,480 with an approximate sale date of 09/22/2025.

Who is the broker handling the proposed AJG sale?

The broker named in the filing is Goldman Sachs & Co. LLC.

Did the filer disclose recent AJG sales in the past three months?

Yes; the filing lists three sales by Douglas K. Howell in September 2025 totaling 9,000 shares with stated gross proceeds per transaction.