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ARTHUR J. GALLAGHER & CO.

LISTEDNYSE

SYMBOLAJG

SIC6411

STATE OF INC.DE

FISCAL YEAR ENDSDecember 31

CIK354190

INSURANCE AGENTS, BROKERS & SERVICE · LARGE ACCELERATED FILER · 10 FISCAL YEARS OF SEC XBRL DATA, 2016–2025

Fiscal years labelled by the calendar year in which they end. Bars in $ billions; per-share figures as reported.

CAPITALIZATION 12/31/25

($ millions)	Amount	%
Total debt	13,513	36.7
Stockholders' equity	23,321	63.3
Total capitalization	36,834	100.0

256,300,000 shares outstanding at 30 June 2026 (cover page of the 10-Q filed 5 August 2026).

LONG-TERM DEBT 12/31/25

($ millions)	Amount
Long-term debt, incl. current maturities	12,873
Long-term debt, noncurrent	12,104
Short-term borrowings / commercial paper	640

CAPITAL STOCK 12/31/25

Common shares authorized	400,000,000
Common shares issued	257,000,000
Outstanding at 6/30/26	256,300,000

DIVIDENDS DECLARED/PAID

Fiscal year	Per share $	Payout %
2025	2.60	45.3
2024	2.40	36.9
2023	2.20	49.8
2022	2.04	39.3
2021	1.92	43.9

HISTORY AND BUSINESS

HISTORY: Incorporated in Delaware. Formerly known as GALLAGHER ARTHUR J & CO (to 14 August 2019).

BUSINESS: Classified by the SEC under Standard Industrial Classification 6411, Insurance Agents, Brokers & Service. Large accelerated filer. Principal executive office: 2850 Golf Road, Rolling Meadows, IL 60008-4050. Fiscal year ends December 31. For a description of the business, see Item 1 of the latest 10-K.

CONSOLIDATED INCOME ACCOUNT, YEARS ENDED

($ millions)	12/31/25	12/31/24	12/31/23
Total revenues	13,942	11,555	10,072
Income before income taxes	1,871	1,875	1,185
Income taxes	368	404	219
Net income	1,494	1,463	970
Earned per share, diluted ($)	5.74	6.50	4.42
Dividends per share ($)	2.60	2.40	2.20

CONSOLIDATED BALANCE SHEET

($ millions)	12/31/25	12/31/24
Total assets	70,665	64,255
Debt	12,873	23
Total liabilities	47,318	44,075
Stockholders' equity	23,321	20,154

TEN-YEAR STATISTICS: FISCAL YEARS ($ millions except per share)

Fiscal year ended	Revenues	Oper. income	Net income	Net margin %	EPS diluted $	Div. per share $	Oper. cash flow	Total assets	Total liabilities	Total debt	Deposits	Stockholders' equity	ROE %	Debt / equity
12/31/25	13,942	–	1,494	10.7	5.74	2.60	1,930	70,665	47,318	13,513	–	23,321	6.4	0.58
12/31/24	11,555	–	1,463	12.7	6.50	2.40	2,583	64,255	44,075	223	–	20,154	7.3	0.01
12/31/23	10,072	–	970	9.6	4.42	2.20	2,032	51,616	40,800	694	–	10,775	9.0	0.06
12/31/22	8,551	–	1,114	13.0	5.19	2.04	1,390	38,358	29,168	327	–	9,144	12.2	0.04
12/31/21	8,209	–	907	11.0	4.37	1.92	1,392	33,236	24,785	268	–	8,508	10.7	0.03
12/31/20	7,004	–	819	11.7	4.20	1.80	1,807	22,331	16,099	95	–	6,186	13.2	0.02
12/31/19	7,195	–	669	9.3	3.52	1.72	1,191	19,635	14,419	638	–	5,156	13.0	0.12
12/31/18	6,934	–	634	9.1	3.40	1.64	765	16,334	11,764	385	–	4,499	14.1	0.09
12/31/17	6,160	–	481	7.8	2.64	1.56	854	14,910	10,610	310	–	4,236	11.4	0.07
12/31/16	5,595	–	397	7.1	2.22	1.52	650	13,528	7,834	605	–	3,597	11.0	0.17

Net margin = net income ÷ revenues; ROE = net income ÷ year-end stockholders’ equity; total debt = long-term debt including current maturities plus short-term borrowings/commercial paper, as tagged in XBRL; capital expenditure and free cash flow are not shown for banks and insurers, where they are not meaningful; d = derived as total assets − total equity where the filing does not tag total liabilities; – = not reported in XBRL for that year.

REGISTRANT:

Arthur J. Gallagher & Co.
CIK 354190 · EIN 36-2151613

PRINCIPAL OFFICE:

2850 Golf Road, Rolling Meadows, IL 60008-4050
Tel.: 630-773-3800

INCORPORATED:

Delaware

INDUSTRY (SEC SIC CODE):

6411 · Insurance Agents, Brokers & Service

FILER STATUS:

Large accelerated filer

LATEST ANNUAL REPORT:

10-K for period ended 12/31/25, filed 17 February 2026

FORMER NAMES:

GALLAGHER ARTHUR J & CO

RECENT FILINGS (ANNUAL REPORT REFERENCES BELOW):

8/27/26	8-K	period 8/24/26
8/5/26	10-Q	period 6/30/26
7/30/26	8-K	period 7/30/26
7/29/26	8-K	period 7/22/26
6/17/26	8-K	period 6/17/26
5/13/26	8-K	period 5/12/26
5/7/26	10-Q	period 3/31/26
4/30/26	8-K	period 4/30/26

Sources: SEC XBRL company facts (all financial figures) · SEC submissions (registrant, address, SIC, filings) · annual reports: 10-K FY2025 (filed 2/17/26) · 10-K FY2024 (filed 2/18/25) · 10-K FY2023 (filed 2/9/24) · 10-K FY2022 (filed 2/10/23) · 10-K FY2021 (filed 2/18/22) · 10-K FY2020 (filed 2/8/21) · 10-K FY2019 (filed 2/7/20) · 10-K FY2018 (filed 2/8/19). Values are the latest figures filed for each fiscal year (restated where a later 10-K restated them). Ratios and free cash flow are Pathos calculations from those figures. Retrieved 31 October 2026.