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Aon plc Class A(AON US)

$334.57-1.210.36%(Market Open · 16:28:21 UTC)

Doc Search Profile Entity StructureFinancials Charting Short Interest Employees

Overview

Profile Entity Structure

Documents

Categorized Chronological By Owner

Financials & Metrics

Financials Charting Short Interest Employees

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Home Stock Screener Document Search Charting Watchlists Recent Filings

Aon plc Class A(AON US)

$334.57-1.210.36%(Market Open · 16:28:21 UTC)

Doc Search Profile Entity StructureFinancials Charting Short Interest Employees

Overview

Profile Entity Structure

Documents

Categorized Chronological By Owner

Financials & Metrics

Financials Charting Short Interest Employees

AON US

AON US

SEC Filings

SEC Filings

Financials(130)

10-QQ3ended 30 Sept 202628 Oct
10-QQ2ended 30 Jun 202629 Jul
10-QQ1ended 31 Mar 20261 May
10-KFY 2025ended 31 Dec 202513 Feb
10-QQ3ended 30 Sept 202531 Oct 2025
10-QQ2ended 30 Jun 202525 Jul 2025
10-QQ1ended 31 Mar 202525 Apr 2025
10-KFY 2024ended 31 Dec 202418 Feb 2025
10-QQ3ended 30 Sept 202425 Oct 2024
10-QQ2ended 30 Jun 202426 Jul 2024
10-QQ1ended 31 Mar 202426 Apr 2024
10-K/AFY 2023ended 31 Dec 202317 Apr 2024
10-QQ3ended 30 Sept 202327 Oct 2023
10-QQ2ended 30 Jun 202328 Jul 2023
10-QQ1ended 31 Mar 202328 Apr 2023

Events(372)

8-KResults of Operations and Financial Condition28 Oct
8-KEntry into a Material Definitive Agreement22 Sep
8-KOther Events17 Sep
8-KUSI, Inc., and Subsidiaries 2025 Consolidated Financial Statements With Report of Independent Auditors11 Sep
8-K131 Aug
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers17 Aug
8-KResults of Operations and Financial Condition29 Jul
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers1 Jul
8-KResults of Operations and Financial Condition1 May
8-KResults of Operations and Financial Condition30 Jan
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers7 Jan
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers2 Jan
8-KResults of Operations and Financial Condition31 Oct 2025
8-KRegulation FD Disclosure30 Oct 2025
8-K###3 Sep 2025

Insider Ownership(1.7K)

Form 4KNIGHT LESTER B3 Sep
Form 3Virani Nadin26 Aug
Form 4Zeidel Darren30 Jul
Form 4Zeidel Darren21 Jul
Form 4Zeidel Darren9 Jul
Form 4Reese Edmund6 Jul
Form 4KNIGHT LESTER B29 Jun
Form 4Alvarez Jose Antonio29 Jun
Form 4FRANCIS CHERYL A29 Jun
Form 4STAVRIDIS JAMES G.29 Jun
Form 4NOTEBAERT RICHARD C29 Jun
Form 4SANTONA GLORIA29 Jun
Form 4CAMPBELL JEFFREY C29 Jun
Form 4Spruell Byron29 Jun
Form 4Cai Jin-Yong29 Jun

Beneficial Ownership(165)

SC 13G/AAon plc16 Oct
SC 13GAon plc16 Jul
SC 13GAon plc29 Apr
SC 13G/AAon plc26 Mar
SC 13G/AAon plc14 May 2025
SC 13GAon plc13 Nov 2024
SC 13G/AAon plc13 Feb 2024
SC 13G/AAon plc9 Feb 2024
SC 13G/AAon plc1 Feb 2024
SC 13G/AAon plc9 Feb 2023
SC 13G/AAon plc8 Feb 2023
SC 13G/AAon plc1 Feb 2023
SC 13G/AAon plc9 Feb 2022
SC 13GAon plc3 Feb 2022
SC 13G/AAon plc2 Feb 2022

Other Ownership(65)

Form 144Zeidel Darren28 Jul
Form 144Zeidel Darren17 Jul
Form 144Zeidel Darren7 Jul
Form 144Goltermann Lori4 Jun
Form 144Zeidel Darren26 Feb
Form 144Zeidel Darren17 Feb
Form 144Neller Michael25 Nov 2025
Form 144Zeidel Darren5 Nov 2025
Form 144Slyfield Jillian10 Feb 2025
Form 144Simon Mindy F.27 Nov 2024
Form 144Zeidel Darren12 Aug 2024
Form 144Stevens Lisa12 Aug 2024
Form 144Weitz Andy30 Jul 2024
Form 144Zeidel Darren26 Jul 2024
Form 144Stevens Lisa6 Mar 2024

Proxies(91)

ARSAnnual report to security holders28 Apr
DEFA14ADefinitive additional materials28 Apr
DEF 14ADefinitive proxy statement28 Apr
DEFA14ADefinitive additional materials28 Apr 2025
DEF 14ADefinitive proxy statement28 Apr 2025
ARSAnnual report to security holders28 Apr 2025
DEFA14ADefinitive additional materials21 May 2024
DEFA14ADefinitive additional materials29 Apr 2024
DEF 14ADefinitive proxy statement29 Apr 2024
ARSAnnual report to security holders29 Apr 2024
ARSAnnual report to security holders28 Apr 2023
DEF 14ADefinitive proxy statement28 Apr 2023
DEFA14ADefinitive additional materials28 Apr 2023
DEFA14ADefinitive additional materials29 Apr 2022
DEF 14ADefinitive proxy statement29 Apr 2022

Registrations(262)

8-A12BRegistration of securities (Section 12(b))17 Sep
424B5Prospectus filing (Rule 424(b)(5))15 Sep
FWPFree writing prospectus14 Sep
424B5Prospectus filing (Rule 424(b)(5))11 Sep
S-3ASRAutomatic shelf registration statement (S-3)2 Jul
25-NSENotification of removal from listing17 Feb
25-NSENotification of removal from listing15 Dec 2025
S-8Registration statement (employee benefit plan)25 Jul 2025
25-NSENotification of removal from listing14 Jun 2024
424B3Prospectus filing (Rule 424(b)(3))23 Apr 2024
S-4/ARegistration statement (business combination, amendment)19 Apr 2024
S-4/ARegistration statement (business combination, amendment)29 Mar 2024
8-A12BRegistration of securities (Section 12(b))1 Mar 2024
424B5Prospectus filing (Rule 424(b)(5))29 Feb 2024
FWPFree writing prospectus29 Feb 2024

Filing Review Correspondence(18)

CORRESPFiling review correspondence19 Apr 2024
CORRESPFiling review correspondence18 Apr 2024
CORRESPFiling review correspondence29 Mar 2024
CORRESPFiling review correspondence10 Jan 2023
CORRESPFiling review correspondence12 Jun 2020
CORRESPFiling review correspondence30 Aug 2018
CORRESPFiling review correspondence29 Mar 2018
CORRESPFiling review correspondence12 Jan 2018
CORRESPFiling review correspondence10 Apr 2008
UPLOADFiling review upload27 Mar 2008
CORRESPFiling review correspondence29 Aug 2006
UPLOADFiling review upload11 Aug 2006
CORRESPFiling review correspondence14 Jun 2006
UPLOADFiling review upload31 May 2006
UPLOADFiling review upload19 Apr 2006

SEC Orders And Notices(5)

EFFECTNotice of effectiveness23 Apr 2024
EFFECTNotice of effectiveness15 Apr 2013
CT ORDERConfidential treatment order15 Jun 2011
EFFECTNotice of effectiveness17 Aug 2010
EFFECTNotice of effectiveness22 May 2006

Tender Offers And Going Private(5)

SC TO-I/ATender offer statement (issuer, amendment)19 Oct 2007
SC TO-I/ATender offer statement (issuer, amendment)14 Sep 2007
SC TO-IFORM TO-I15 Aug 2007
SC TO-CTender offer statement (communication)13 Aug 2007
SC 14F1Information statement (change in majority)17 Jan 1997

Other(21)

CERTCERT18 Sep
CERTCERT15 Mar 2024
CERTCERT1 Mar 2023
CERTCERT13 Sep 2022
CERTCERT1 Mar 2022
CERTCERT1 Mar 2022
CERTCERT3 Dec 2021
CERTCERT24 Aug 2021
CERTCERT24 Aug 2021
8-K12B8-K12B1 Apr 2020
CERTNYSAUTO-GENERATED PAPER DOCUMENT20 May 2015
CERTNYSAUTO-GENERATED PAPER DOCUMENT28 May 2014
IRANNOTICEIRANNOTICE18 Feb 2014
CERTNYSAUTO-GENERATED PAPER DOCUMENT27 Nov 2013
CERTNYSAUTO-GENERATED PAPER DOCUMENT29 May 2013

Financials(130)

10-QQ3ended 30 Sept 202628 Oct
10-QQ2ended 30 Jun 202629 Jul
10-QQ1ended 31 Mar 20261 May
10-KFY 2025ended 31 Dec 202513 Feb
10-QQ3ended 30 Sept 202531 Oct 2025
10-QQ2ended 30 Jun 202525 Jul 2025
10-QQ1ended 31 Mar 202525 Apr 2025
10-KFY 2024ended 31 Dec 202418 Feb 2025
10-QQ3ended 30 Sept 202425 Oct 2024
10-QQ2ended 30 Jun 202426 Jul 2024
10-QQ1ended 31 Mar 202426 Apr 2024
10-K/AFY 2023ended 31 Dec 202317 Apr 2024
10-QQ3ended 30 Sept 202327 Oct 2023
10-QQ2ended 30 Jun 202328 Jul 2023
10-QQ1ended 31 Mar 202328 Apr 2023

Events(372)

8-KResults of Operations and Financial Condition28 Oct
8-KEntry into a Material Definitive Agreement22 Sep
8-KOther Events17 Sep
8-KUSI, Inc., and Subsidiaries 2025 Consolidated Financial Statements With Report of Independent Auditors11 Sep
8-K131 Aug
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers17 Aug
8-KResults of Operations and Financial Condition29 Jul
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers1 Jul
8-KResults of Operations and Financial Condition1 May
8-KResults of Operations and Financial Condition30 Jan
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers7 Jan
8-KDeparture of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers2 Jan
8-KResults of Operations and Financial Condition31 Oct 2025
8-KRegulation FD Disclosure30 Oct 2025
8-K###3 Sep 2025

Insider Ownership(1.7K)

Form 4KNIGHT LESTER B3 Sep
Form 3Virani Nadin26 Aug
Form 4Zeidel Darren30 Jul
Form 4Zeidel Darren21 Jul
Form 4Zeidel Darren9 Jul
Form 4Reese Edmund6 Jul
Form 4KNIGHT LESTER B29 Jun
Form 4Alvarez Jose Antonio29 Jun
Form 4FRANCIS CHERYL A29 Jun
Form 4STAVRIDIS JAMES G.29 Jun
Form 4NOTEBAERT RICHARD C29 Jun
Form 4SANTONA GLORIA29 Jun
Form 4CAMPBELL JEFFREY C29 Jun
Form 4Spruell Byron29 Jun
Form 4Cai Jin-Yong29 Jun

Beneficial Ownership(165)

SC 13G/AAon plc16 Oct
SC 13GAon plc16 Jul
SC 13GAon plc29 Apr
SC 13G/AAon plc26 Mar
SC 13G/AAon plc14 May 2025
SC 13GAon plc13 Nov 2024
SC 13G/AAon plc13 Feb 2024
SC 13G/AAon plc9 Feb 2024
SC 13G/AAon plc1 Feb 2024
SC 13G/AAon plc9 Feb 2023
SC 13G/AAon plc8 Feb 2023
SC 13G/AAon plc1 Feb 2023
SC 13G/AAon plc9 Feb 2022
SC 13GAon plc3 Feb 2022
SC 13G/AAon plc2 Feb 2022

Other Ownership(65)

Form 144Zeidel Darren28 Jul
Form 144Zeidel Darren17 Jul
Form 144Zeidel Darren7 Jul
Form 144Goltermann Lori4 Jun
Form 144Zeidel Darren26 Feb
Form 144Zeidel Darren17 Feb
Form 144Neller Michael25 Nov 2025
Form 144Zeidel Darren5 Nov 2025
Form 144Slyfield Jillian10 Feb 2025
Form 144Simon Mindy F.27 Nov 2024
Form 144Zeidel Darren12 Aug 2024
Form 144Stevens Lisa12 Aug 2024
Form 144Weitz Andy30 Jul 2024
Form 144Zeidel Darren26 Jul 2024
Form 144Stevens Lisa6 Mar 2024

Proxies(91)

ARSAnnual report to security holders28 Apr
DEFA14ADefinitive additional materials28 Apr
DEF 14ADefinitive proxy statement28 Apr
DEFA14ADefinitive additional materials28 Apr 2025
DEF 14ADefinitive proxy statement28 Apr 2025
ARSAnnual report to security holders28 Apr 2025
DEFA14ADefinitive additional materials21 May 2024
DEFA14ADefinitive additional materials29 Apr 2024
DEF 14ADefinitive proxy statement29 Apr 2024
ARSAnnual report to security holders29 Apr 2024
ARSAnnual report to security holders28 Apr 2023
DEF 14ADefinitive proxy statement28 Apr 2023
DEFA14ADefinitive additional materials28 Apr 2023
DEFA14ADefinitive additional materials29 Apr 2022
DEF 14ADefinitive proxy statement29 Apr 2022

Registrations(262)

8-A12BRegistration of securities (Section 12(b))17 Sep
424B5Prospectus filing (Rule 424(b)(5))15 Sep
FWPFree writing prospectus14 Sep
424B5Prospectus filing (Rule 424(b)(5))11 Sep
S-3ASRAutomatic shelf registration statement (S-3)2 Jul
25-NSENotification of removal from listing17 Feb
25-NSENotification of removal from listing15 Dec 2025
S-8Registration statement (employee benefit plan)25 Jul 2025
25-NSENotification of removal from listing14 Jun 2024
424B3Prospectus filing (Rule 424(b)(3))23 Apr 2024
S-4/ARegistration statement (business combination, amendment)19 Apr 2024
S-4/ARegistration statement (business combination, amendment)29 Mar 2024
8-A12BRegistration of securities (Section 12(b))1 Mar 2024
424B5Prospectus filing (Rule 424(b)(5))29 Feb 2024
FWPFree writing prospectus29 Feb 2024

Filing Review Correspondence(18)

CORRESPFiling review correspondence19 Apr 2024
CORRESPFiling review correspondence18 Apr 2024
CORRESPFiling review correspondence29 Mar 2024
CORRESPFiling review correspondence10 Jan 2023
CORRESPFiling review correspondence12 Jun 2020
CORRESPFiling review correspondence30 Aug 2018
CORRESPFiling review correspondence29 Mar 2018
CORRESPFiling review correspondence12 Jan 2018
CORRESPFiling review correspondence10 Apr 2008
UPLOADFiling review upload27 Mar 2008
CORRESPFiling review correspondence29 Aug 2006
UPLOADFiling review upload11 Aug 2006
CORRESPFiling review correspondence14 Jun 2006
UPLOADFiling review upload31 May 2006
UPLOADFiling review upload19 Apr 2006

SEC Orders And Notices(5)

EFFECTNotice of effectiveness23 Apr 2024
EFFECTNotice of effectiveness15 Apr 2013
CT ORDERConfidential treatment order15 Jun 2011
EFFECTNotice of effectiveness17 Aug 2010
EFFECTNotice of effectiveness22 May 2006

Tender Offers And Going Private(5)

SC TO-I/ATender offer statement (issuer, amendment)19 Oct 2007
SC TO-I/ATender offer statement (issuer, amendment)14 Sep 2007
SC TO-IFORM TO-I15 Aug 2007
SC TO-CTender offer statement (communication)13 Aug 2007
SC 14F1Information statement (change in majority)17 Jan 1997

Other(21)

CERTCERT18 Sep
CERTCERT15 Mar 2024
CERTCERT1 Mar 2023
CERTCERT13 Sep 2022
CERTCERT1 Mar 2022
CERTCERT1 Mar 2022
CERTCERT3 Dec 2021
CERTCERT24 Aug 2021
CERTCERT24 Aug 2021
8-K12B8-K12B1 Apr 2020
CERTNYSAUTO-GENERATED PAPER DOCUMENT20 May 2015
CERTNYSAUTO-GENERATED PAPER DOCUMENT28 May 2014
IRANNOTICEIRANNOTICE18 Feb 2014
CERTNYSAUTO-GENERATED PAPER DOCUMENT27 Nov 2013
CERTNYSAUTO-GENERATED PAPER DOCUMENT29 May 2013