Arthur J. Gallagher
AJG · NYSE
Who owns AJG
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 44.4% of AJG’s shares.
- Vanguard Capital Management, LLC6.5%
- Fidelity Management & Research Company LLC6.3%
- Capital World Investors4.8%
- Vanguard Portfolio Management, LLC4.8%
- Next 6 largest institutions22.0%
- All other shareholders55.6%
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Capital Management, LLC | 16.78M | 6.46% |
| Fidelity Management & Research Company LLC | 16.43M | 6.33% |
| Capital World Investors | 12.51M | 4.82% |
| Vanguard Portfolio Management, LLC | 12.45M | 4.80% |
| BlackRock Institutional Trust Company, N.A. | 12.39M | 4.77% |
| State Street Investment Management (US) | 11.30M | 4.35% |
| JP Morgan Asset Management | 11.03M | 4.25% |
| Dodge & Cox | 9.36M | 3.61% |
| Norges Bank Investment Management (NBIM) | 6.73M | 2.59% |
| Geode Capital Management, L.L.C. | 6.30M | 2.43% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 8.18M | 3.15% |
| Statens Pensjonsfond Utland | 6.81M | 2.62% |
| Vanguard 500 Index Fund | 6.74M | 2.60% |
| Dodge & Cox Stock Fund | 6.07M | 2.34% |
| Vanguard Mid-Cap Index Fund | 5.56M | 2.14% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $8.18M (5 trades) of AJG on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| CARY RICHARD C | Sale | 1.00K | $252.86K |
| Gallagher Patrick Murphy | Gift | 49.99K | — |
| GALLAGHER J PATRICK JR | Gift | 49.99K | — |
| Hudson Scott R | Option exercise | 12.00K | — |
| Hudson Scott R | Sale | 12.00K | $3.17M |
| Hudson Scott R | Option exercise | 12.00K | $1.03M |
| Miskel Christopher C. | Award | 153 | $40.09K |
| Bay Walter D. | Sale | 12.00K | $3.24M |
| Mead Christopher E | Option exercise | 3.50K | — |
| Mead Christopher E | Sale | 3.50K | $899.59K |
Congressional trades
Disclosed by members of Congress over the last 12 months
| Member | Type | Amount | Traded |
|---|---|---|---|
| Michael McCaulHouse | Purchase | $1K–$15K | Apr 7, 2026 |
| Michael McCaulHouse | Purchase | $1K–$15K | Apr 6, 2026 |
| Alan ArmstrongSenator | Purchase | $1K–$15K | Mar 27, 2026 |
| Michael McCaulHouse | Purchase | $15K–$50K | Mar 25, 2026 |
| Michael McCaulHouse | Purchase | $15K–$50K | Mar 12, 2026 |
| Kelly MorrisonHouse | Sale | $15K–$50K | Mar 8, 2026 |
| Michael McCaulHouse | Purchase | $15K–$50K | Mar 4, 2026 |
| Gil CisnerosHouse | Sale | $1K–$15K | Feb 10, 2026 |
| Gil CisnerosHouse | Purchase | $1K–$15K | Dec 19, 2025 |
| Julie JohnsonHouse | Sale | $1K–$15K | Dec 18, 2025 |
| Julie JohnsonHouse | Sale | $1K–$15K | Nov 13, 2025 |
| Ro KhannaHouse | Sale | $1K–$15K | Nov 10, 2025 |
Short interest
Settled Sep 30, 2026
- Shares short
- 8.23M
- Days to cover
- 5.50
- % of shares outstanding
- 3.17%
- Average daily volume
- 1.50M
- Change since last report
- +29.2%
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