Arthur J. Gallagher & Co. SEC filings AJG

Arthur J. Gallagher & Co. has 1,005 filings in SEC EDGAR's recent list, going back to Jul 27, 2018. Its latest annual report, Form ARS, was filed on Mar 23, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.

Arthur J. Gallagher & Co. SEC filings
Form Description Filed Period
8-K Current report
Results of operations, Regulation FD disclosure
Oct 29, 2026 Oct 29, 2026
8-K Current report
Officer or director change
Aug 27, 2026 Aug 24, 2026
8-K Current report
Results of operations, Regulation FD disclosure
Jul 30, 2026 Jul 30, 2026
8-K Current report
Other events
Jul 29, 2026 Jul 22, 2026
8-K Current report
Regulation FD disclosure
Jun 17, 2026 Jun 17, 2026
8-K Current report
Shareholder vote results
May 13, 2026 May 12, 2026
8-K Current report
Results of operations, Regulation FD disclosure
Apr 30, 2026 Apr 30, 2026
8-K Current report
Regulation FD disclosure
Mar 17, 2026 Mar 17, 2026
8-K Current report
Officer or director change
Mar 12, 2026 Mar 6, 2026
8-K Current report
Results of operations, Regulation FD disclosure
Jan 29, 2026 Jan 29, 2026
8-K Current report
Regulation FD disclosure
Dec 16, 2025 Dec 16, 2025
8-K Current report
Results of operations, Regulation FD disclosure
Oct 30, 2025 Oct 30, 2025
8-K/A Amended current report Oct 28, 2025 Aug 18, 2025
8-K Current report
Regulation FD disclosure
Sep 18, 2025 Sep 18, 2025
8-K Current report
Acquisition or sale of assets, Regulation FD disclosure
Aug 18, 2025 Aug 18, 2025
8-K Current report
Results of operations, Regulation FD disclosure
Jul 31, 2025 Jul 31, 2025
8-K Current report
Regulation FD disclosure
Jun 4, 2025 Jun 4, 2025
8-K Current report
Shareholder vote results
May 14, 2025 May 13, 2025
8-K Current report
Results of operations, Regulation FD disclosure
May 1, 2025 May 1, 2025
8-K Current report
Material agreement, New debt
Apr 4, 2025 Apr 3, 2025
8-K Current report
Regulation FD disclosure
Mar 20, 2025 Mar 20, 2025
8-K Current report
Results of operations, Bylaw or fiscal year change, Regulation FD disclosure
Jan 30, 2025 Jan 29, 2025
8-K Current report
Other events
Dec 19, 2024 Dec 19, 2024
8-K Current report
Other events
Dec 11, 2024 Dec 9, 2024
8-K Current report
Material agreement, Regulation FD disclosure, Other events
Dec 9, 2024 Dec 7, 2024
8-K Current report
Results of operations, Regulation FD disclosure
Oct 24, 2024 Oct 24, 2024
8-K Current report
Regulation FD disclosure
Sep 19, 2024 Sep 19, 2024
8-K Current report
Results of operations, Officer or director change, Regulation FD disclosure
Jul 25, 2024 Jul 24, 2024
8-K Current report
Regulation FD disclosure
Jun 25, 2024 Jun 25, 2024
8-K Current report
Shareholder vote results
May 8, 2024 May 7, 2024
8-K Current report
Results of operations, Regulation FD disclosure
Apr 25, 2024 Apr 25, 2024
8-K Current report
Regulation FD disclosure
Mar 21, 2024 Mar 21, 2024
8-K Current report
Other events
Mar 14, 2024 Mar 14, 2024
8-K Current report
Other events
Feb 15, 2024 Feb 12, 2024
8-K Current report
Results of operations, Regulation FD disclosure
Jan 25, 2024 Jan 25, 2024
8-K Current report
Regulation FD disclosure
Dec 13, 2023 Dec 13, 2023
8-K Current report
Other events
Nov 2, 2023 Oct 30, 2023
8-K Current report
Results of operations, Officer or director change, Regulation FD disclosure
Oct 26, 2023 Oct 26, 2023
8-K Current report
Regulation FD disclosure
Sep 13, 2023 Sep 13, 2023
8-K Current report
Results of operations, Regulation FD disclosure
Jul 27, 2023 Jul 27, 2023
8-K Current report
Material agreement, Agreement ended, New debt
Jun 23, 2023 Jun 22, 2023
8-K Current report
Regulation FD disclosure
Jun 15, 2023 Jun 15, 2023
8-K Current report
Change to shareholder rights, Bylaw or fiscal year change, Shareholder vote results
May 11, 2023 May 9, 2023
8-K Current report
Results of operations, Regulation FD disclosure
Apr 27, 2023 Apr 27, 2023
8-K Current report
Regulation FD disclosure
Mar 16, 2023 Mar 16, 2023
8-K Current report
Other events
Mar 2, 2023 Feb 27, 2023
8-K Current report
Results of operations, Regulation FD disclosure
Jan 26, 2023 Jan 26, 2023
8-K Current report
Regulation FD disclosure
Dec 13, 2022 Dec 13, 2022
8-K Current report
Bylaw or fiscal year change
Dec 6, 2022 Dec 6, 2022
8-K Current report
Other events
Nov 16, 2022 Nov 15, 2022
8-K Current report
Results of operations, Regulation FD disclosure
Oct 27, 2022 Oct 27, 2022
8-K Current report
Regulation FD disclosure
Sep 20, 2022 Sep 20, 2022
8-K Current report
Regulation FD disclosure
Aug 10, 2022 Aug 10, 2022
8-K Current report
Bylaw or fiscal year change
Jul 29, 2022 Jul 27, 2022
8-K Current report
Results of operations, Regulation FD disclosure
Jul 28, 2022 Jul 28, 2022
8-K Current report
Regulation FD disclosure
Jun 15, 2022 Jun 15, 2022
8-K Current report
Officer or director change, Shareholder vote results
May 13, 2022 May 10, 2022
8-K Current report
Results of operations, Regulation FD disclosure
Apr 28, 2022 Apr 28, 2022
8-K Current report
Regulation FD disclosure
Mar 16, 2022 Mar 16, 2022
8-K Current report
Listing notice
Mar 4, 2022 Mar 2, 2022
8-K/A Amended current report Feb 14, 2022 Dec 1, 2021
8-K Current report
Results of operations, Regulation FD disclosure
Jan 27, 2022 Jan 27, 2022
8-K Current report
Regulation FD disclosure
Dec 14, 2021 Dec 14, 2021
8-K Current report
Material agreement
Dec 6, 2021 Dec 1, 2021
8-K Current report
Acquisition or sale of assets, Regulation FD disclosure
Dec 1, 2021 Dec 1, 2021
8-K Current report
Other events
Nov 10, 2021 Nov 9, 2021
8-K Current report
Other events
Nov 4, 2021 Nov 2, 2021
8-K Current report
Results of operations, Regulation FD disclosure
Oct 28, 2021 Oct 28, 2021
8-K Current report
Regulation FD disclosure
Sep 14, 2021 Sep 14, 2021
8-K Current report
Material agreement
Aug 16, 2021 Aug 12, 2021
8-K Current report
Results of operations, Regulation FD disclosure
Jul 29, 2021 Jul 29, 2021
8-K Current report
Officer or director change, Regulation FD disclosure
Jul 28, 2021 Jul 28, 2021
8-K Current report
Agreement ended
Jul 26, 2021 Jul 26, 2021
8-K Current report
Regulation FD disclosure
Jun 17, 2021 Jun 17, 2021
8-K Current report
Other events
May 20, 2021 May 20, 2021
8-K Current report
Shareholder vote results
May 17, 2021 May 11, 2021
8-K Current report
Material agreement, Other events
May 17, 2021 May 12, 2021
8-K Current report
Material agreement, Regulation FD disclosure
May 12, 2021 May 12, 2021
8-K Current report
Results of operations, Regulation FD disclosure
Apr 29, 2021 Apr 29, 2021
8-K Current report
Regulation FD disclosure
Mar 17, 2021 Mar 17, 2021
8-K Current report
Results of operations, Regulation FD disclosure
Jan 28, 2021 Jan 28, 2021
8-K Current report
Regulation FD disclosure
Dec 15, 2020 Dec 15, 2020
8-K Current report
Results of operations, Regulation FD disclosure
Oct 29, 2020 Oct 29, 2020
8-K Current report
Regulation FD disclosure
Sep 28, 2020 Sep 28, 2020
8-K Current report
Regulation FD disclosure
Sep 16, 2020 Sep 16, 2020
8-K Current report
Material agreement
Aug 28, 2020 Aug 27, 2020
8-K Current report
Results of operations, Regulation FD disclosure
Jul 30, 2020 Jul 30, 2020
8-K Current report
Regulation FD disclosure
Jun 17, 2020 Jun 17, 2020
8-K Current report
Shareholder vote results
May 12, 2020 May 12, 2020
8-K Current report
Results of operations, Regulation FD disclosure
Apr 30, 2020 Apr 30, 2020
8-K Current report
Officer or director change, Regulation FD disclosure
Mar 12, 2020 Mar 12, 2020
8-K Current report
Bylaw or fiscal year change
Jan 31, 2020 Jan 29, 2020
8-K Current report
Results of operations, Regulation FD disclosure
Jan 30, 2020 Jan 30, 2020
8-K Current report
Regulation FD disclosure, Other events
Dec 18, 2019 Dec 18, 2019
8-K Current report
Results of operations, Regulation FD disclosure
Oct 24, 2019 Oct 24, 2019
8-K Current report
Regulation FD disclosure
Sep 12, 2019 Sep 12, 2019
8-K Current report
Results of operations, Regulation FD disclosure
Jul 25, 2019 Jul 25, 2019
8-K Current report
Regulation FD disclosure, Other events
Jun 13, 2019 Jun 12, 2019
8-K Current report
Material agreement, New debt
Jun 7, 2019 Jun 7, 2019
8-K Current report
Shareholder vote results
May 14, 2019 May 14, 2019
8-K Current report
Results of operations, Regulation FD disclosure
Apr 25, 2019 Apr 25, 2019
8-K Current report
Regulation FD disclosure
Mar 12, 2019 Mar 12, 2019
8-K Current report
Results of operations, Regulation FD disclosure, Other events
Jan 31, 2019 Jan 31, 2019
8-K Current report
Regulation FD disclosure
Dec 11, 2018 Dec 11, 2018
8-K Current report
Results of operations, Regulation FD disclosure
Oct 25, 2018 Oct 25, 2018
8-K Current report
Regulation FD disclosure
Sep 13, 2018 Sep 13, 2018

Showing 106 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

Company profile

Industry
Insurance Agents, Brokers & Service (SIC 6411)
Listed as
AJG (NYSE)
Fiscal year ends
December 31
Incorporated in
DE
Headquarters
Rolling Meadows, IL
SEC filer status
Large accelerated filer
SEC CIK
354190
Former names
GALLAGHER ARTHUR J & CO (until Aug 14, 2019)

Other Insurance Agents, Brokers & Service companies

Source: SEC EDGAR filings. This is company-reported data, not investment advice.