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Aon plc's Class A ordinary shares were reported by JPMorgan Chase & Co. as beneficially owned in an amount of 14,312,078 shares, equal to 6.7% of the class, as of September 30, 2026. The reported powers include sole voting power over 12,672,288 shares and shared voting power over 242,690 shares; sole dispositive power over 14,272,906 shares and shared dispositive power over 30,653 shares.
Key Figures
Beneficial ownership:14,312,078 sharesPercent of class:6.7%Sole voting power:12,672,288 shares+3 more
6 metrics
Beneficial ownership14,312,078 sharesJPMorgan Chase & Co.; September 30, 2026
Percent of class6.7%JPMorgan Chase & Co.; September 30, 2026
Sole voting power12,672,288 sharesJPMorgan Chase & Co.; September 30, 2026
Shared voting power242,690 sharesJPMorgan Chase & Co.; September 30, 2026
Sole dispositive power14,272,906 sharesJPMorgan Chase & Co.; September 30, 2026
Shared dispositive power30,653 sharesJPMorgan Chase & Co.; September 30, 2026
Key Terms
beneficially owned, Sole Voting Power, Sole Dispositive Power
3 terms
beneficially ownedfinancial
"Amount beneficially owned"
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
Sole Voting Powerfinancial
"Sole Voting Power 12,672,288.00"
Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.
Sole Dispositive Powerfinancial
"Sole Dispositive Power 14,272,906.00"
Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
How many AON shares did JPMorgan report owning?
JPMorgan Chase & Co. reported beneficial ownership of 14,312,078 Aon plc Class A ordinary shares, or 6.7% of the class, as of September 30, 2026.
What voting and dispositive power did JPMorgan report for AON?
JPMorgan reported sole voting power over 12,672,288 shares and shared voting power over 242,690 shares. It reported sole dispositive power over 14,272,906 shares and shared dispositive power over 30,653 shares.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(Amendment No. 1)
Aon plc
(Name of Issuer)
class A ordinary shares of Aon plc, $0.01 nominal value
(Title of Class of Securities)
G0403H108
(CUSIP Number)
09/30/2026
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)
schemaVersion:
SCHEDULE 13G
CUSIP Number(s):
G0403H108
1
Names of Reporting Persons
JPMORGAN CHASE & CO.
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
12,672,288.00
6
Shared Voting Power
242,690.00
7
Sole Dispositive Power
14,272,906.00
8
Shared Dispositive Power
30,653.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
14,312,078.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
6.7 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
Aon plc
(b)
Address of issuer's principal executive offices:
15 George's Quay Dublin 2 Ireland D02 VR98
Item 2.
(a)
Name of person filing:
JPMORGAN CHASE & CO.
(b)
Address or principal business office or, if none, residence:
270 Park Avenue,,New York, NY 10017
(c)
Citizenship:
DE
(d)
Title of class of securities:
class A ordinary shares of Aon plc, $0.01 nominal value
(e)
CUSIP No.:
G0403H108
Item 3.
If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)
A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
(k)
Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.
Ownership
(a)
Amount beneficially owned:
14312078
(b)
Percent of class:
6.7 %
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
12672288
(ii) Shared power to vote or to direct the vote:
242690
(iii) Sole power to dispose or to direct the disposition of:
14272906
(iv) Shared power to dispose or to direct the disposition of:
30653
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
Not Applicable
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.
J.P. Morgan Trust Company of Delaware;
J.P. Morgan Securities LLC;
JPMorgan Asset Management (UK) Limited;
J.P. MORGAN SE;
JPMorgan Chase Bank, National Association;
JPMorgan Asset Management Holdings Inc.;
J.P. Morgan Investment Management Inc.;
J.P. Morgan Mansart Management Limited;
JPMorgan Asset Management (Taiwan) Limited;
J.P. Morgan Private Investments Inc.;
JPMorgan Asset Management (China) Company Limited;
J.P. Morgan Wealth Management Solutions Inc.;
55I, LLC
Item 8.
Identification and Classification of Members of the Group.
If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(J), so indicate under Item 3(j) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group.
Not Applicable
Item 9.
Notice of Dissolution of Group.
Notice of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings with respect to transactions in the security reported on will be filed, if required, by members of the group, in their individual capacity. See Item 5.
Not Applicable
Item 10.
Certifications:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
