Arthur J. Gallagher & Co.
AJGFigures shown here come from public SEC filings. Dates beside each section show the available history.
How Arthur J. Gallagher & Co. Makes Money
Follow each dollar of revenue through to what shareholders keep.
From revenue to net income
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Financial Summary
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SEC filings supply these figures; updates after the dates shown are not included. This page includes 18 annual periods. The latest annual period ends Dec 31, 2025. The latest insider filing shown is dated Jun 24, 2026. The latest institutional report shown is dated Mar 31, 2026; other ownership filings may exist.
Ownership
Who holds the shares, as reported in SEC ownership filings.
Reported 13F positions
Each row shows what a filer reported for one date, not a current position. The link opens that filing.
| Filer | Report date | Shares | Value | Filing |
|---|---|---|---|---|
| BOSTON FAMILY OFFICE LLC | 2026-03-31 | 1,150 | Not shown | SEC filing |
| Ifrah Financial Services, Inc. | 2026-03-31 | 1,375 | $298K | SEC filing |
| OLD NATIONAL BANCORP /IN/ | 2026-03-31 | 980 | $212K | SEC filing |
| Brookstone Capital Management | 2026-03-31 | 3,827 | $829K | SEC filing |
| New Age Alpha Advisors, LLC | 2026-03-31 | 10,922 | $2.37M | SEC filing |
| CAPITAL INTERNATIONAL LTD /CA/ | 2026-03-31 | 79,967 | $17.3M | SEC filing |
| Arax Advisory Partners | 2026-03-31 | 1,372 | $297K | SEC filing |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2026-03-31 | 2,109,463 | $457M | SEC filing |
| NATIXIS | 2026-03-31 | 22,524 | $4.88M | SEC filing |
| LRI Investments, LLC | 2026-03-31 | 523 | $113K | SEC filing |
| J.Safra Asset Management Corp | 2026-03-31 | 131 | $28.4K | SEC filing |
| SUMMIT SECURITIES GROUP LLC | 2026-03-31 | 42 | $9.1K | SEC filing |
| MOTCO | 2026-03-31 | 112 | $24.3K | SEC filing |
| Corundum Group, Inc. | 2026-03-31 | 1,105 | $239K | SEC filing |
| Aventus Investment Advisors, Inc. | 2026-03-31 | 30 | $6.5K | SEC filing |
| Welch Group, LLC | 2026-03-31 | 253,012 | $54.8M | SEC filing |
| Lavaca Capital LLC | 2026-03-31 | 205 | $44.4K | SEC filing |
| NorthCoast Asset Management LLC | 2026-03-31 | 4,336 | $939K | SEC filing |
| BERKSHIRE ASSET MANAGEMENT LLC/PA | 2026-03-31 | 1,270 | $275K | SEC filing |
| BRIGHT ROCK CAPITAL MANAGEMENT, LLC | 2026-03-31 | 7,500 | $1.62M | SEC filing |
- Each value is checked against Arthur J. Gallagher & Co.'s share prices from within about three months of its report date (insiders' Form 4 trades and the latest close).
- Value not shown for 1 row: the filed value is about 1,000 times too small for the share count at Arthur J. Gallagher & Co.'s share price.
120 filers have only one report here.
Unusually large insider trades
Each trade is compared with the other insider trades of the same kind in the same security among Arthur J. Gallagher & Co.'s recent filings on file. Size alone is context, not a prediction or evidence of improper trading.
- 2026-03-02 · GALLAGHER J PATRICK JR: Larger than all 21 other insider sales of Common Stock on file. SEC filing
- 2025-12-19 · Bay Walter D.: Larger than 20 of the 21 other insider sales of Common Stock on file. SEC filing
- 2025-05-19 · Pietrucha Susan E: Larger than 19 of the 21 other insider sales of Common Stock on file. SEC filing
Purchases & sales (open market or private)
| Security | Code | Price | Filing | |||
|---|---|---|---|---|---|---|
| 2026-06-02 | CARY RICHARD C · Controller, CAO | Common Stock | S — Open market or private sale | −3,000 | 206.00 | SEC filing |
| 2026-03-06 | Hudson Scott R · Vice President | Common Stock | S — Open market or private sale | −3,800 | 227.57 | SEC filing |
| 2026-03-05 | Mead Christopher E · VICE PRESIDENT | Common Stock | S — Open market or private sale | −4,000 | 227.12 | SEC filing |
| 2026-03-02 | GALLAGHER J PATRICK JR · CEO | Common Stock | S — Open market or private sale | −27,450 | 230.31 | SEC filing |
| 2025-12-23 | Mead Christopher E · VICE PRESIDENT | Common Stock | S — Open market or private sale | −4,000 | 258.11 | SEC filing |
| 2025-12-22 | HOWELL DOUGLAS K · VP & Chief Financial Officer | Common Stock | S — Open market or private sale | −5,000 | 258.05 | SEC filing |
| 2025-12-19 | Bay Walter D. · General Counsel | Common Stock | S — Open market or private sale | −15,850 | 255.00 | SEC filing |
| 2025-11-21 | Mead Christopher E · VICE PRESIDENT | Common Stock | S — Open market or private sale | −1,250 | 250.74 | SEC filing |
Showing 8 of 15 rows
Grants, exercises, tax & gifts
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2026-06-01 | JOHNSON DAVID S · Director | Common Stock | A — Grant, award, or other acquisition | +237 | SEC filing |
| 2026-06-01 | Miskel Christopher C. · Director | Common Stock | A — Grant, award, or other acquisition | +194 | SEC filing |
| 2026-05-26 | GALLAGHER J PATRICK JR · CEO | Common Stock | G — Bona fide gift | −14,698 | SEC filing |
| 2026-05-26 | Gallagher Patrick Murphy · Chief Operating Officer | Common Stock | G — Bona fide gift | +14,698 | SEC filing |
| 2026-05-12 | Clarke Teresa Hillary · Director | Common Stock | A — Grant, award, or other acquisition | +1,110 | SEC filing |
| 2026-05-12 | NICOLETTI RALPH J · Director | Common Stock | A — Grant, award, or other acquisition | +1,110 | SEC filing |
| 2026-05-12 | ROSENTHAL NORMAN L · Director | Common Stock | A — Grant, award, or other acquisition | +1,110 | SEC filing |
| 2026-05-12 | Miskel Christopher C. · Director | Common Stock | A — Grant, award, or other acquisition | +1,110 | SEC filing |
Showing 8 of 40 rows
Other activity
| Security | Code | Filing | |||
|---|---|---|---|---|---|
| 2026-06-22 | HOWELL DOUGLAS K · VP & Chief Financial Officer | Notional Stock Units | I — Discretionary transaction | −12,954 | SEC filing |
| 2026-03-20 | Gallagher Patrick Murphy · Chief Operating Officer | Notional Stock Units | I — Discretionary transaction | +1,445 | SEC filing |
| 2026-03-03 | GALLAGHER J PATRICK JR · CEO | Notional Stock Units | I — Discretionary transaction | +91,769 | SEC filing |
| 2026-02-10 | HOWELL DOUGLAS K · VP & Chief Financial Officer | Notional Stock Units | I — Discretionary transaction | +12,892 | SEC filing |
Showing 4 of 4 rows
These tables describe filed transactions, not current holdings. Prices are shown as filed; a currency is added only when the filing's data names one. Amended and possible duplicate rows are left out of size comparisons and transaction groups.