Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
Common stock purchase or sale:
| Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
| 2026-06-02 Sale | 2026-06-02 6:15 pm | Arthur J. Gallagher & Co. | AJG | CARY RICHARD C Controller, CAO | 3,000 | $206 | $618,000 | 56,822 (Indirect Direct) | View |
| 2026-03-05 Sale | 2026-03-09 7:34 pm | Arthur J. Gallagher & Co. | AJG | Mead Christopher E VICE PRESIDENT | 4,000 | $227.12 | $908,472 | 109,804 (Indirect Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
| Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
| 2026-06-22 I | 2026-06-24 6:45 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | HOWELL DOUGLAS K VP & Chief Financial Officer | 12,954 | $209.08 | 634,043 (Direct) | View |
| 2026-06-01 Option Award | 2026-06-02 6:13 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | JOHNSON DAVID S Director | 237 | $206.1 | 47,387 (Direct) | View |
| 2026-06-01 Option Award | 2026-06-02 6:12 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Miskel Christopher C. Director | 194 | $206.1 | 10,642 (Direct) | View |
| 2026-05-26 Gift | 2026-05-28 8:46 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Gallagher Patrick Murphy Chief Operating Officer | 14,698 | $0 | 367,305 (Indirect) | View |
| 2026-05-26 Gift | 2026-05-28 7:50 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER J PATRICK JR CEO | 14,698 | $0 | 1,530,685 (Direct) | View |
| 2026-05-12 Option Award | 2026-05-13 9:54 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Caplan Deborah H Director | 1,110 | $0 | 2,650 (Direct) | View |
| 2026-05-12 Option Award | 2026-05-13 9:52 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Clarke Teresa Hillary Director | 1,110 | $0 | 5,567 (Direct) | View |
| 2026-05-12 Option Award | 2026-05-13 9:50 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Coldman David John Director | 1,110 | $0 | 16,344 (Direct) | View |
| 2026-05-12 Option Award | 2026-05-13 9:46 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Harries Richard de Winton Wilkin Director | 1,110 | $0 | 2,413 (Direct) | View |
| 2026-05-12 Option Award | 2026-05-13 9:44 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | JOHNSON DAVID S Director | 1,110 | $0 | 47,150 (Direct) | View |
| 2026-05-12 Option Award | 2026-05-13 9:41 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Miskel Christopher C. Director | 1,110 | $0 | 10,448 (Direct) | View |
| 2026-05-12 Option Award | 2026-05-13 9:39 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | NICOLETTI RALPH J Director | 1,110 | $0 | 18,414 (Direct) | View |
| 2026-05-12 Option Award | 2026-05-13 9:37 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | ROSENTHAL NORMAN L Director | 1,110 | $0 | 43,327 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-02 4:48 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER THOMAS JOSEPH President | 76 | $215.95 | 810,691 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-02 4:48 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER THOMAS JOSEPH President | 76 | $0 | 810,691 (Direct) | View |
| 2026-03-31 Tax Withholding | 2026-04-02 4:48 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER THOMAS JOSEPH President | 76 | $215.95 | 810,691 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-02 4:41 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | HOWELL DOUGLAS K VP & Chief Financial Officer | 76 | $215.95 | 640,173 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-02 4:41 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | HOWELL DOUGLAS K VP & Chief Financial Officer | 76 | $0 | 640,173 (Direct) | View |
| 2026-03-31 Tax Withholding | 2026-04-02 4:41 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | HOWELL DOUGLAS K VP & Chief Financial Officer | 76 | $215.95 | 640,173 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-02 4:37 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Hudson Scott R Vice President | 64 | $215.95 | 203,373 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-02 4:37 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Hudson Scott R Vice President | 64 | $0 | 203,373 (Direct) | View |
| 2026-03-31 Tax Withholding | 2026-04-02 4:37 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Hudson Scott R Vice President | 64 | $215.95 | 203,373 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-02 4:33 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Jain Vishal VICE PRESIDENT | 51 | $215.95 | 187,190 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-02 4:33 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Jain Vishal VICE PRESIDENT | 51 | $0 | 187,190 (Direct) | View |
| 2026-03-31 Tax Withholding | 2026-04-02 4:33 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Jain Vishal VICE PRESIDENT | 51 | $215.95 | 187,190 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-02 4:30 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Ziebell William F VICE PRESIDENT | 51 | $215.95 | 209,289 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-02 4:30 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Ziebell William F VICE PRESIDENT | 51 | $0 | 209,289 (Direct) | View |
| 2026-03-31 Tax Withholding | 2026-04-02 4:30 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Ziebell William F VICE PRESIDENT | 51 | $215.95 | 209,289 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-01 8:02 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Bay Walter D. General Counsel | 1,415 | $215.95 | 195,780 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-01 8:02 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Bay Walter D. General Counsel | 1,415 | $0 | 195,780 (Direct) | View |
| 2026-03-31 Tax Withholding | 2026-04-01 8:02 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Bay Walter D. General Counsel | 627 | $215.95 | 195,780 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-01 7:42 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | CARY RICHARD C Controller, CAO | 472 | $215.95 | 59,822 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-01 7:42 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | CARY RICHARD C Controller, CAO | 472 | $0 | 59,822 (Direct) | View |
| 2026-03-31 Tax Withholding | 2026-04-01 7:42 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | CARY RICHARD C Controller, CAO | 139 | $215.95 | 59,822 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-01 7:34 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER J PATRICK JR CEO | 5,346 | $215.95 | 1,545,230 (Direct) | View |
| 2026-03-31 Exercise | 2026-04-01 7:34 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER J PATRICK JR CEO | 5,346 | $0 | 1,545,230 (Direct) | View |
| 2026-03-31 Tax Withholding | 2026-04-01 7:34 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER J PATRICK JR CEO | 2,369 | $215.95 | 1,545,230 (Direct) | View |
| 2026-03-23 Gift | 2026-03-24 8:44 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER THOMAS JOSEPH President | 968 | $0 | 691,065 (Direct) | View |
| 2026-03-20 I | 2026-03-24 6:40 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Gallagher Patrick Murphy Chief Operating Officer | 1,445 | $214.82 | 352,511 (Direct) | View |
| 2026-03-23 Gift | 2026-03-24 6:40 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Gallagher Patrick Murphy Chief Operating Officer | 704 | $0 | 352,511 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-18 8:43 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Ziebell William F VICE PRESIDENT | 2,321 | $207.93 | 209,112 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-18 8:43 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Ziebell William F VICE PRESIDENT | 6,930 | $0 | 209,112 (Direct) | View |
| 2026-03-15 Exercise | 2026-03-18 8:43 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Ziebell William F VICE PRESIDENT | 6,930 | $0 | 209,112 (Direct) | View |
| 2026-03-16 Tax Withholding | 2026-03-18 8:30 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Pesch Michael Robert Vice President | 525 | $207.93 | 155,663 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 9:58 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Jain Vishal VICE PRESIDENT | 3,146 | $207.93 | 187,115 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 9:58 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Jain Vishal VICE PRESIDENT | 6,214 | $0 | 187,115 (Direct) | View |
| 2026-03-15 Exercise | 2026-03-17 9:58 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Jain Vishal VICE PRESIDENT | 6,214 | $0 | 187,115 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 9:56 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Pietrucha Susan E Chief Human Resources Officer | 2,186 | $207.93 | 221,861 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 9:56 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Pietrucha Susan E Chief Human Resources Officer | 6,612 | $0 | 221,861 (Direct) | View |
| 2026-03-15 Exercise | 2026-03-17 9:56 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Pietrucha Susan E Chief Human Resources Officer | 6,612 | $0 | 221,861 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 9:51 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Mead Christopher E VICE PRESIDENT | 2,451 | $207.93 | 112,611 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 9:51 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Mead Christopher E VICE PRESIDENT | 5,258 | $0 | 112,611 (Direct) | View |
| 2026-03-15 Exercise | 2026-03-17 9:51 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Mead Christopher E VICE PRESIDENT | 5,258 | $0 | 112,611 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 9:44 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Hudson Scott R Vice President | 2,828 | $207.93 | 203,431 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 9:44 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Hudson Scott R Vice President | 7,170 | $0 | 203,431 (Direct) | View |
| 2026-03-15 Exercise | 2026-03-17 9:44 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Hudson Scott R Vice President | 7,170 | $0 | 203,431 (Direct) | View |
| 2026-03-13 Exercise | 2026-03-17 9:39 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | HOWELL DOUGLAS K VP & Chief Financial Officer | 14,100 | $79.59 | 640,235 (Direct) | View |
| 2026-03-13 Tax Withholding | 2026-03-17 9:39 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | HOWELL DOUGLAS K VP & Chief Financial Officer | 12,503 | $207.93 | 640,235 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 9:39 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | HOWELL DOUGLAS K VP & Chief Financial Officer | 9,082 | $0 | 640,235 (Direct) | View |
| 2026-03-13 Exercise | 2026-03-17 9:39 pm | N/A 2026-03-14 | Arthur J. Gallagher & Co. | AJG | HOWELL DOUGLAS K VP & Chief Financial Officer | 23,182 | $0 | 640,235 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 9:35 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER THOMAS JOSEPH President | 4,068 | $207.93 | 811,413 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 9:35 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER THOMAS JOSEPH President | 9,560 | $0 | 811,413 (Direct) | View |
| 2026-03-15 Exercise | 2026-03-17 9:35 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER THOMAS JOSEPH President | 9,560 | $0 | 811,413 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 9:31 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Gallagher Patrick Murphy Chief Operating Officer | 2,487 | $207.93 | 351,000 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 9:31 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Gallagher Patrick Murphy Chief Operating Officer | 4,620 | $0 | 351,000 (Direct) | View |
| 2026-03-15 Exercise | 2026-03-17 9:31 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Gallagher Patrick Murphy Chief Operating Officer | 4,620 | $0 | 351,000 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 9:26 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER J PATRICK JR CEO | 19,168 | $207.93 | 1,478,595 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 9:26 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER J PATRICK JR CEO | 45,048 | $0 | 1,478,595 (Direct) | View |
| 2026-03-15 Exercise | 2026-03-17 9:26 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | GALLAGHER J PATRICK JR CEO | 45,048 | $0 | 1,478,595 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 9:21 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | CARY RICHARD C Controller, CAO | 181 | $207.93 | 59,960 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 9:19 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Bloom Mark H. Vice President | 793 | $207.93 | 47,722 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 9:19 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Bloom Mark H. Vice President | 3,506 | $0 | 47,722 (Direct) | View |
| 2026-03-15 Exercise | 2026-03-17 9:19 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Bloom Mark H. Vice President | 3,506 | $0 | 47,722 (Direct) | View |
| 2026-03-15 Tax Withholding | 2026-03-17 9:16 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Bay Walter D. General Counsel | 2,411 | $207.93 | 189,306 (Direct) | View |
| 2026-03-15 Option Award | 2026-03-17 9:16 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Bay Walter D. General Counsel | 7,090 | $0 | 189,306 (Direct) | View |
| 2026-03-15 Exercise | 2026-03-17 9:16 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Bay Walter D. General Counsel | 7,090 | $0 | 189,306 (Direct) | View |
| 2026-03-09 Exercise | 2026-03-10 4:48 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Jain Vishal VICE PRESIDENT | 8,450 | $79.59 | 183,360 (Direct) | View |
| 2026-03-09 Tax Withholding | 2026-03-10 4:48 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Jain Vishal VICE PRESIDENT | 4,326 | $219.19 | 183,360 (Direct) | View |
| 2026-03-09 Exercise | 2026-03-10 4:48 pm | N/A 2026-03-14 | Arthur J. Gallagher & Co. | AJG | Jain Vishal VICE PRESIDENT | 8,450 | $0 | 183,360 (Direct) | View |
| 2026-03-05 Exercise | 2026-03-09 7:34 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Mead Christopher E VICE PRESIDENT | 4,000 | $79.59 | 109,804 (Direct) | View |
| 2026-03-05 Exercise | 2026-03-09 7:34 pm | N/A 2026-03-14 | Arthur J. Gallagher & Co. | AJG | Mead Christopher E VICE PRESIDENT | 4,000 | $0 | 109,804 (Direct) | View |
| 2026-03-05 Exercise | 2026-03-09 7:31 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Pesch Michael Robert Vice President | 6,750 | $79.59 | 156,149 (Direct) | View |
| 2026-03-05 Tax Withholding | 2026-03-09 7:31 pm | N/A N/A | Arthur J. Gallagher & Co. | AJG | Pesch Michael Robert Vice President | 3,733 | $228.84 | 156,149 (Direct) | View |
| 2026-03-05 Exercise | 2026-03-09 7:31 pm | N/A 2026-03-14 | Arthur J. Gallagher & Co. | AJG | Pesch Michael Robert Vice President | 6,750 | $0 | 156,149 (Direct) | View |