AON Form 144: Director plans sale of 5,040 shares

AON notice under Rule 144 reports a planned sale of 5,040 Class A shares by Darren E. Zeidel, dated 02/17/2026, with an aggregate sale amount shown as $1,641,981.60.

Rhea-AI Filing Summary

AON notice under Rule 144 reports a planned sale of 5,040 Class A shares by Darren E. Zeidel, dated 02/17/2026, with an aggregate sale amount shown as $1,641,981.60.

The filing also lists previously vested restricted shares from 02/13/2020 (1,601 shares) and 02/17/2022 (2,699 shares) in the securities-to-be-sold section.

Insights

Securities Attorney

Rule 144 notice showing a director's planned sale of vested Class A shares.

The filing identifies a proposed sale of 5,040 Class A shares by Darren E. Zeidel with an aggregate amount of $1,641,981.60 and a transaction date of 02/17/2026. Rule 144 notices are procedural disclosures required before restricted or control securities may be sold under the safe harbor.

Timing, broker/dealer method, and whether the sales completed are not stated in the excerpt; subsequent Form 4 or a trade report would show execution details.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does AON's Form 144 filing report?

It reports a planned sale of 5,040 Class A shares by Darren E. Zeidel on 02/17/2026, with an aggregate amount of $1,641,981.60. The filing is a Rule 144 notice required before restricted/control securities may be sold.

Who is the seller named in the AON Form 144?

The seller is listed as Darren E. Zeidel, with an address in Dublin. The filing attributes the proposed sale of 5,040 Class A shares to him on 02/17/2026 in the excerpt provided.

Does the Form 144 show proceeds from the AON sale?

Yes; the excerpt shows an aggregate sale amount of $1,641,981.60 associated with the 5,040 Class A shares reported on 02/17/2026. The filing lists that figure alongside the share quantity.

Are vested restricted shares referenced in the filing for AON?

The filing lists previously vested restricted stock: 1,601 shares from 02/13/2020 and 2,699 shares from 02/17/2022 in the securities-to-be-sold section, as displayed in the excerpt.

Does the Form 144 confirm the sale was executed for AON shares?

The excerpt shows a planned sale date of 02/17/2026 and the listed quantity, but it does not confirm execution. Execution details would appear in subsequent trade reports or Form 4 filings.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 02/26/2026 - 03:19 PM Learn about SEC filing dates

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	0001782945
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Aon plc
SEC File Number	001-07933
Address of Issuer	15 GEORGES QUAY DUBLIN 2 IRELAND D02 VR98
Phone	35312666000
Name of Person for Whose Account the Securities are To Be Sold	Zeidel Darren
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	Officer

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
Class A	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	4300	1417783.50	214254496	02/26/2026	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 *
Class A	02/13/2020	Restricted Stock Vesting	Issuer			1601	02/13/2020	Compensation
Class A	02/17/2022	Restricted Stock Vesting	Issuer			2699	02/17/2022	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
Darren E. Zeidel 15 George's Quay Dublin 2 L2 D02 VR98	Class A	02/17/2026	5040	1641981.60

144: Remarks and Signature

Remarks
Date of Notice	02/26/2026
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	/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Darren E. Zeidel
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)