SightfileU.S. market data from official filings

GALLAGHER ARTHUR J & CO (AJG)

Name: GALLAGHER ARTHUR J & CO (AJG) — Institutional ownership, SEC filings and insider activity
Creator: Sightfile
License: https://www.sec.gov/privacy#dissemination

Institutional ownership, SEC filings and insider activity

Sector: Financials · SEC CIK 0000354190 · EDGAR filings · Updated 2026-07-27

GALLAGHER ARTHUR J & CO (AJG) has reported institutional ownership of 89.3%, with 1,235 institutional managers holding positions valued at $49.6B per the latest 13F reporting period. SEC filings include an active notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01).

Institutional ownership

89.3%

Institutional managers

1,235

Reported 13F value

$49.6B

Insider activity

162 trans.

−$38.1M net selling

Data flags

1 active

from SEC filings

Filings this week (1)

2026-07-27 — SCHEDULE 13G/A filed

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

2026-07-06 — Insider transaction reported (Form 4)
2026-07-06 — Insider transaction reported (Form 4)
2026-07-06 — Insider transaction reported (Form 4)
2026-06-24 — Insider transaction reported (Form 4)
2026-06-17 — Current report (8-K) filed
2026-06-16 — Notice of proposed sale filed (Form 144)
2026-06-02 — Insider transaction reported (Form 4)
2026-06-02 — Insider transaction reported (Form 4)

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, GALLAGHER ARTHUR J & CO has 1,235 institutional holders and institutional ownership of 89.3%.

#	Institution	Reported value	% of tracked total
1	JPMORGAN CHASE & CO	$4.23B	8.5%
2	BlackRock, Inc.	$4.18B	8.4%
3	VANGUARD CAPITAL MANAGEMENT LLC	$3.62B	7.3%
4	FMR LLC	$3.17B	6.4%
5	Capital World Investors	$2.99B	6.0%
6	VANGUARD PORTFOLIO MANAGEMENT LLC	$2.69B	5.4%
7	STATE STREET CORP	$2.38B	4.8%
8	Dodge & Cox	$1.59B	3.2%
9	GEODE CAPITAL MANAGEMENT, LLC	$1.35B	2.7%
10	MORGAN STANLEY	$878.5M	1.8%

Full holder history and quarter-over-quarter changes are available inside the app.

Insider activity

Insiders reported 162 transactions (5 buys, 20 sells) across 22 reporting insiders, with a net reported value of −$38.1M.

Quarterly net insider value, as reported in Form 4 filings.

Data flags from SEC filings

Active notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01), most recently filed 2022-03-04 (recurring since 2022-03-04) — source filing. The authoritative details are those stated in the filing itself.

Debt maturity schedule

Principal coming due by year for GALLAGHER ARTHUR J & CO, from the company's own SEC prospectus filings (424B) tracked by Sightfile.

Year	Bond series maturing	Known principal due
2027	1	—
2029	1	—
2031	1	—
2032	2	—
2033	1	—
2034	2	—
2035	2	—
2051	1	—
2052	1	—
2053	1	—
2054	2	—
2055	2	—

Coupons, seniority and prospectus links for each series are available inside the app.

Fails-to-deliver

The SEC's fails-to-deliver file for 2026-06-30 reports 31,042 failed-to-deliver shares ($1.03M) for AJG — an official data point published by the SEC, shown as reported.

Related companies

DIGITAL RLTY TR INC (DLR) · ELEVANCE HEALTH INC (ELV) · TRAVELERS COMPANIES INC (TRV) · KKR & CO INC (KKR) · BANK MONTREAL MEDIUM (BMO) · ALLSTATE CORP (ALL)

See full history, cross-references and alerts on Sightfile

Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-27.