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Arthur J. Gallagher & Co. (AJG) Insider Trading
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Arthur J. Gallagher & Co. (AJG) S&P 500 XNYS INSURANCE AGENTS, BROKERS & SERVICE Net insider selling (90d)
Latest AJG Insider Trades
About Arthur J. Gallagher & Co. (AJG) Founded in 1927 as a one-person agency, Gallagher's primary business is insurance brokerage, with a focus on serving middle-market companies. The company's risk management segment provides third-party claims adjustment to companies that choose to self-insure. Gallagher has about 72,000 employees and generates about a third of its revenue internationally, primarily in Australia, Canada, New Zealand, and the UK.
Headquarters ROLLING MEADOWS, IL
Employees 72,000
Listed 1984
Exchange XNYS https://www.ajg.com SEC filings for AJG on EDGAR
90-Day SEC Filing Activity Form 4 transaction type Transactions Shares Total value Open-market sale 3 18,500 $4.76M Grant or award 2 430.62 Option exercise 10 15,302
AJG Insider Transactions (Form 4) 80 118 Form 4 filings on record, the earliest from Oct 30, 2024, newest first. Filing history page 2 of 3.
Recent AJG Form 8-K Filings 5
Recent AJG Form 144 Notices of Proposed Sale 3 A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
Filed Filer Relationship Shares Market value Notice Aug 24, 2026 Walter D. Bay Officer 12,000 $3.26M View on EDGAR Aug 19, 2026 Mead Christopher E Officer
AJG Insider Trading - FAQ
What is the latest insider trade for AJG? Arthur J. Gallagher & Co. (AJG) had 11 insider filings in the last 90 days, with the most recent on 2026-08-26. The full record for AJG runs to 118 Form 4 filings, the earliest from 2024-10-30. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying AJG stock? No insider purchases of AJG were filed in the last 90 days. 5 purchases are on record for this company.
How many insiders are selling AJG stock? 3 insider sales of AJG were filed in the last 90 days, totaling $4.76M.
Where can I see AJG SEC filings (Form 4, 10-K, 10-Q, 8-K)? This page tracks AJG Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow AJG insider buys? Create a free InsiderAlpha account and press Watch on this page to add AJG to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Financials Companies with Insider Activity Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Related Companies - Recent Insider Activity What is SEC Form 4? The filing insiders must submit within two business days of a trade, and how to read its transaction codes. Track AJG insider activity as it files Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
Sign up free MB Mark H. Bloom - Officer Tax withholding / forfeiture $152K
Aug 16, 2026
Market cap $68.59B
P/E ratio 44.40
Dividend yield 1.05%
Average volume 1.60M
52 week high $313.55
52 week low $190.75
Today's high $268.91
Today's low $260.50
Open $260.50
Volume 1.15M
Previous close $260.15
Shares outstanding 256.34M Market cap
$68.59B
72,000 employees
AJG Insider Sentiment - Last 90 Days Share of open-market insider dollar volume that was buying versus selling, from SEC Form 4 filings.
0% Buying 100% Selling
0 insider purchases totaling $0 against 3 sales totaling $4.76M.
Most-Active AJG Insiders - Last 90 Days 10 Tax withholding / forfeiture 1 606.81
Other acquisition / disposition 1 12,954
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
Mar 15, 2026 WZ William F. Ziebell - Officer Option exercise Common Stock (restricted) 6,930 $0.00 -
Mar 15, 2026 WZ William F. Ziebell - Officer Tax withholding / forfeiture Common Stock 2,321 $207.93 $483K
Mar 15, 2026 WZ William F. Ziebell - Officer Grant or award Common Stock (restricted) 6,930 $0.00 -
Mar 15, 2026 VJ Vishal Jain - Officer Option exercise Common Stock 6,214 $0.00 -
Mar 15, 2026 VJ Vishal Jain - Officer Tax withholding / forfeiture Common Stock 2,645 $207.93 $550K
Mar 15, 2026 VJ Vishal Jain - Officer Grant or award Common Stock (restricted) 6,214 $0.00 -
Mar 16, 2026 VJ Vishal Jain - Officer Tax withholding / forfeiture Common Stock 501 $207.93 $104K
Mar 15, 2026 SP Susan E. Pietrucha - Officer Option exercise Common Stock (restricted) 6,612 $0.00 -
Mar 15, 2026 SP Susan E. Pietrucha - Officer Tax withholding / forfeiture Common Stock 2,186 $207.93 $455K
Mar 15, 2026 SP Susan E. Pietrucha - Officer Grant or award Common Stock (restricted) 6,612 $0.00 -
Mar 15, 2026 CM Christopher E. Mead - Officer Tax withholding / forfeiture Common Stock 2,019 $207.93 $420K
Mar 16, 2026 CM Christopher E. Mead - Officer Tax withholding / forfeiture Common Stock 432 $207.93 $90K
Mar 15, 2026 SH Scott R. Hudson - Officer Option exercise Common Stock (restricted) 7,170 $0.00 -
Mar 15, 2026 SH Scott R. Hudson - Officer Option exercise Common Stock 7,170 $0.00 -
Mar 15, 2026 SH Scott R. Hudson - Officer Tax withholding / forfeiture Common Stock 2,828 $207.93 $588K
Mar 15, 2026 SH Scott R. Hudson - Officer Grant or award Common Stock (restricted) 7,170 $0.00 -
Mar 13, 2026 DH Douglas K. Howell - Officer Option exercise Common Stock 14,100 $79.59 $1.12M
Mar 13, 2026 DH Douglas K. Howell - Officer Tax withholding / forfeiture Common Stock 8,638 $207.93 $1.80M
Mar 15, 2026 DH Douglas K. Howell - Officer Option exercise Common Stock (restricted) 9,082 $0.00 -
Mar 15, 2026 DH Douglas K. Howell - Officer Tax withholding / forfeiture Common Stock 3,865 $207.93 $804K
Mar 15, 2026 DH Douglas K. Howell - Officer Grant or award Common Stock (restricted) 9,082 $0.00 -
Mar 13, 2026 DH Douglas K. Howell - Officer Option exercise Non-qualified Stock Option 14,100 $0.00 -
Mar 15, 2026 RC Richard C. Cary - Officer Tax withholding / forfeiture Common Stock 181 $207.93 $38K
Mar 15, 2026 MB Mark H. Bloom - Officer Option exercise Common Stock (restricted) 3,506 $0.00 -
Mar 15, 2026 MB Mark H. Bloom - Officer Option exercise Common Stock 3,506 $0.00 -
Mar 15, 2026 MB Mark H. Bloom - Officer Tax withholding / forfeiture Common Stock 793 $207.93 $165K
Mar 15, 2026 MB Mark H. Bloom - Officer Grant or award Common Stock (restricted) 3,506 $0.00 -
Mar 15, 2026 WB Walter D. Bay - Officer Option exercise Common Stock (restricted) 7,090 $0.00 -
Mar 15, 2026 WB Walter D. Bay - Officer Option exercise Common Stock 7,090 $0.00 -
Mar 15, 2026 WB Walter D. Bay - Officer Tax withholding / forfeiture Common Stock 2,411 $207.93 $501K
Mar 15, 2026 WB Walter D. Bay - Officer Grant or award Common Stock (restricted) 7,090 $0.00 -
Mar 9, 2026 VJ Vishal Jain - Officer Option exercise Common Stock 8,450 $79.59 $673K
Mar 9, 2026 VJ Vishal Jain - Officer Tax withholding / forfeiture Common Stock 4,326 $219.20 $948K
Mar 9, 2026 VJ Vishal Jain - Officer Option exercise Non-qualified Stock Option 8,450 $0.00 -
Mar 5, 2026 MP Michael Robert Pesch - Officer Tax withholding / forfeiture Common Stock 3,733 $228.84 $854K
Mar 6, 2026 SH Scott R. Hudson - Officer Option exercise Common Stock 3,800 $79.59 $302K
Mar 6, 2026 SH Scott R. Hudson - Officer Open-market sale Common Stock 3,800 $227.57 $865K
Mar 6, 2026 SH Scott R. Hudson - Officer Option exercise Non-qualified Stock Option 3,800 $0.00 -
Mar 4, 2026 WB Walter D. Bay - Officer Grant or award Phantom Stock 1,982 $227.01 $450K
Mar 4, 2026 MB Mark H. Bloom - Officer Grant or award Phantom Stock 1,542 $227.01 $350K
Mar 4, 2026 SH Scott R. Hudson - Officer Grant or award Phantom Stock 2,203 $227.01 $500K
Mar 4, 2026 VJ Vishal Jain - Officer Grant or award Phantom Stock 1,982 $227.01 $450K
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