Companies: 10,795·Total market cap: $144.5T
Arthur J. Gallagher & Co.

Arthur J. Gallagher & Co.

AJGNYSEFinancial Services● Active
$216.14
+$5.84(+2.78%)
Market Cap$55.5B
P/E Ratio
52W High$337.33
52W Low$190.75
SEC Filings

Arthur J. Gallagher & Co. (AJG) SEC Filings & 10-K Annual Reports

SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.

SEC EDGAR · data.sec.gov · CIK 0000354190 · AJG · NYSE · as of Jun 8, 2026

Filing snapshot

1,008+
Total Filings
4
Latest Form
2026-06-02
Most Recent
1984
Filing Since

Source: SEC EDGAR (data.sec.gov) · CIK 0000354190 · Updated hourly · Not investment advice

Latest Annual Report

10-K · Annual ReportFY
Filed Date
2026-02-17
Fiscal Year End
Feb 17, 2026
Accession No.
0001628280-26-008662
Primary Document
ajg-20251231.htm
Source: data.sec.gov · CIK 0000354190 · Accession 0001628280-26-008662

Latest Key Filings

10-QQuarterly Report
10-Q
2026-05-07
8-KCurrent Report
8-K
2026-05-13Material Event
Form 4Insider Activity
Ownership Change Disclosures

Executive & director trade disclosures. Full buy/sell sentiment analysis on the dedicated tab.

SEC Filing History

Hide Form 4 / 144
13F-NT13F-NT
13F-NT
2026-05-15
View
8-KCurrent Report
8-K
2026-05-13
View
10-QQuarterly Report
10-Q
2026-05-07
View
8-KCurrent Report
8-K
2026-04-30
View
SCHEDULE 13GSCHEDULE 13G
SCHEDULE 13G
2026-04-29
View
DEFA14AProxy Statement (Additional)
DEFA14A
2026-04-03
View
SCHEDULE 13G/ASCHEDULE 13G/A
SCHEDULE 13G/A
2026-03-26
View
ARSARS
ARS
2026-03-23
View
DEFA14AProxy Statement (Additional)
DEFA14A
2026-03-23
View
DEF 14AProxy Statement
DEF 14A
2026-03-23
View
8-KCurrent Report
8-K
2026-03-17
View
8-KCurrent Report
8-K
2026-03-12
View
10-KAnnual Report
10-K
2026-02-17
View
13F-NT13F-NT
13F-NT
2026-02-17
View
SCHEDULE 13GSCHEDULE 13G
SCHEDULE 13G
2026-02-13
View
Showing 1–15 of 293 filingsForm 4 / 144 hidden· 1008 total in EDGAR

About SEC Filings & 10-K Annual Reports

Data source: SEC EDGAR (data.sec.gov)  |  Updated: Hourly  |  CIK: 0000354190  |  Exchange: NYSE · Financial Services

Arthur J. Gallagher & Co. (NYSE: AJG) has submitted 1,008+ documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 1984. As a Financial Services sector company with CIK 0000354190, all filings are publicly accessible via the EDGAR database at no cost.

The annual 10-K report is Arthur J. Gallagher & Co.'s most comprehensive regulatory disclosure. The most recent Arthur J. Gallagher & Co. 10-K was filed on 2026-02-17 for fiscal year ending 2026. Historical AJG 10-K annual reports are available from 2018 through 2026.

Investors researching Arthur J. Gallagher & Co. SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.

Source: SEC EDGAR · data.sec.gov · SEC Form 10-K · SEC Form 10-Q · SEC Form 8-K2026-06-08

Frequently Asked Questions

AJG SEC Filings · 8 questions

Arthur J. Gallagher & Co. (AJG) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 1,008+ filings and access original documents at no cost. Arthur J. Gallagher & Co.'s CIK is 0000354190.

AJG SEC filingsArthur J. Gallagher & Co. SEC documentsfind AJG 10-K