| Lastest Insider Transactions Of Arthur J. Gallagher & Co. ( AJG ) |
| Symbol | Company Name | Insider Name | Title | Date | Transation | Share | Price | Amount | File Date |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2026-09-02 | Sell | 12,000 | 264.13 | 3,169,596 | 2026-09-04 17:25:44 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2026-09-02 | Option Exercise | 12,000 | 86.17 | 1,034,040 | 2026-09-04 17:25:44 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2026-08-24 | Sell | 12,000 | 270.08 | 3,240,972 | 2026-08-26 19:34:18 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2026-08-19 | Sell | 3,500 | 257.02 | 899,588 | 2026-08-20 19:12:09 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2026-08-19 | Option Exercise | 3,500 | 86.17 | 301,595 | 2026-08-20 19:12:09 |
| AJG | Arthur J. Gallagher & Co. | Bloom Mark H. | Vice President | 2026-08-16 | Option Exercise | 1,280 | 0.00 | 0 | 2026-08-18 19:06:50 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2026-07-01 | Option Exercise | 2,162 | 229.64 | 496,490 | 2026-07-06 20:21:44 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | President | 2026-07-01 | Option Exercise | 351 | 230.19 | 80,796 | 2026-07-06 20:18:21 |
| AJG | Arthur J. Gallagher & Co. | Pesch Michael Robert | Vice President | 2026-07-01 | Option Exercise | 355 | 230.09 | 81,681 | 2026-07-06 20:12:26 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2026-06-02 | Sell | 3,000 | 206.00 | 618,000 | 2026-06-02 18:15:53 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | President | 2026-03-31 | Option Exercise | 76 | 217.04 | 16,495 | 2026-04-02 16:48:41 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2026-03-31 | Option Exercise | 76 | 217.04 | 16,495 | 2026-04-02 16:41:07 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2026-03-31 | Option Exercise | 63 | 218.18 | 13,745 | 2026-04-02 16:37:47 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2026-03-31 | Option Exercise | 50 | 219.93 | 10,996 | 2026-04-02 16:33:53 |
| AJG | Arthur J. Gallagher & Co. | Ziebell William F | VICE PRESIDENT | 2026-03-31 | Option Exercise | 50 | 219.93 | 10,996 | 2026-04-02 16:30:20 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2026-03-31 | Option Exercise | 1,415 | 215.96 | 305,589 | 2026-04-01 20:02:00 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2026-03-31 | Option Exercise | 471 | 216.27 | 101,863 | 2026-04-01 19:42:47 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | CEO | 2026-03-31 | Option Exercise | 5,345 | 215.99 | 1,154,448 | 2026-04-01 19:34:37 |
| AJG | Arthur J. Gallagher & Co. | Ziebell William F | VICE PRESIDENT | 2026-03-15 | Option Exercise | 13,860 | 0.00 | 0 | 2026-03-18 20:43:01 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2026-03-15 | Option Exercise | 6,214 | 0.00 | 0 | 2026-03-17 21:58:28 |
| AJG | Arthur J. Gallagher & Co. | Pietrucha Susan E | Chief Human Resources Officer | 2026-03-15 | Option Exercise | 13,224 | 0.00 | 0 | 2026-03-17 21:56:46 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2026-03-15 | Option Exercise | 10,516 | 0.00 | 0 | 2026-03-17 21:51:06 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2026-03-15 | Option Exercise | 14,340 | 0.00 | 0 | 2026-03-17 21:44:26 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2026-03-13 | Option Exercise | 32,264 | 34.78 | 1,122,219 | 2026-03-17 21:39:57 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | President | 2026-03-15 | Option Exercise | 19,120 | 0.00 | 0 | 2026-03-17 21:35:01 |
| AJG | Arthur J. Gallagher & Co. | Gallagher Patrick Murphy | Chief Operating Officer | 2026-03-15 | Option Exercise | 9,240 | 0.00 | 0 | 2026-03-17 21:31:07 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | CEO | 2026-03-15 | Option Exercise | 90,096 | 0.00 | 0 | 2026-03-17 21:26:38 |
| AJG | Arthur J. Gallagher & Co. | Bloom Mark H. | Vice President | 2026-03-15 | Option Exercise | 7,012 | 0.00 | 0 | 2026-03-17 21:19:34 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2026-03-15 | Option Exercise | 14,180 | 0.00 | 0 | 2026-03-17 21:16:37 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2026-03-05 | Sell | 4,000 | 227.12 | 908,472 | 2026-03-09 19:34:42 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2026-03-05 | Option Exercise | 4,000 | 79.59 | 318,360 | 2026-03-09 19:34:42 |
| AJG | Arthur J. Gallagher & Co. | Pesch Michael Robert | Vice President | 2026-03-05 | Option Exercise | 6,750 | 79.59 | 537,233 | 2026-03-09 19:31:51 |
| AJG | Arthur J. Gallagher & Co. | Pesch Michael Robert | Vice President | 2026-03-05 | Option Exercise | 6,750 | 79.59 | 537,233 | 2026-03-09 19:31:51 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2026-03-06 | Sell | 3,800 | 227.57 | 864,766 | 2026-03-09 19:29:39 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2026-03-06 | Option Exercise | 3,800 | 79.59 | 302,442 | 2026-03-09 19:29:39 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | CEO | 2026-03-02 | Sell | 27,450 | 230.31 | 6,322,065 | 2026-03-04 21:21:12 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | CEO | 2026-03-02 | Option Exercise | 44,050 | 79.59 | 3,505,940 | 2026-03-04 21:21:12 |
| AJG | Arthur J. Gallagher & Co. | Gallagher Patrick Murphy | Chief Operating Officer | 2026-03-01 | Option Exercise | 5,000 | 79.59 | 397,950 | 2026-03-03 18:37:29 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | President | 2026-02-26 | Option Exercise | 28,200 | 75.59 | 2,131,638 | 2026-03-02 21:11:37 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2026-01-01 | Option Exercise | 954 | 0.00 | 0 | 2026-01-05 21:33:50 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2026-01-01 | Option Exercise | 954 | 0.00 | 0 | 2026-01-05 21:33:50 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2025-12-22 | Sell | 5,000 | 258.05 | 1,290,243 | 2025-12-29 21:02:34 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2025-12-22 | Sell | 5,000 | 258.05 | 1,290,243 | 2025-12-29 21:02:34 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2025-12-23 | Sell | 4,000 | 258.11 | 1,032,440 | 2025-12-29 20:59:18 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2025-12-23 | Option Exercise | 4,000 | 79.59 | 318,360 | 2025-12-29 20:59:18 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2025-12-19 | Sell | 15,850 | 255.00 | 4,041,750 | 2025-12-23 19:31:00 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2025-12-19 | Option Exercise | 15,850 | 79.59 | 1,261,502 | 2025-12-23 19:31:00 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2025-11-21 | Sell | 1,250 | 250.74 | 313,425 | 2025-11-25 17:09:44 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2025-11-18 | Sell | 6,000 | 261.00 | 1,566,000 | 2025-11-20 18:50:36 |
| AJG | Arthur J. Gallagher & Co. | Pesch Michael Robert | Vice President | 2025-11-03 | Buy | 4,000 | 247.12 | 988,488 | 2025-11-03 21:04:13 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2025-09-19 | Sell | 14,000 | 299.42 | 4,191,935 | 2025-09-23 21:26:29 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2025-09-09 | Sell | 3,000 | 299.78 | 899,334 | 2025-09-11 20:52:28 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2025-09-08 | Sell | 12,855 | 297.60 | 3,825,688 | 2025-09-09 17:52:53 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2025-09-08 | Option Exercise | 7,600 | 79.59 | 604,884 | 2025-09-09 17:52:53 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2025-08-21 | Sell | 4,000 | 306.00 | 1,224,000 | 2025-08-22 16:14:24 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | President | 2025-07-31 | Option Exercise | 1,376 | 0.00 | 0 | 2025-08-04 18:49:38 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2025-07-31 | Option Exercise | 35,739 | 0.00 | 0 | 2025-08-04 18:36:30 |
| AJG | Arthur J. Gallagher & Co. | Pesch Michael Robert | President | 2025-06-18 | Buy | 59 | 318.37 | 18,784 | 2025-06-20 16:15:25 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2025-05-21 | Sell | 10,500 | 337.17 | 3,540,275 | 2025-05-22 18:16:42 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2025-05-21 | Option Exercise | 10,500 | 79.59 | 835,695 | 2025-05-22 18:16:42 |
| AJG | Arthur J. Gallagher & Co. | Pietrucha Susan E | Chief Human Resources Officer | 2025-05-19 | Sell | 13,500 | 344.13 | 4,645,728 | 2025-05-20 17:32:40 |
| AJG | Arthur J. Gallagher & Co. | Pietrucha Susan E | Chief Human Resources Officer | 2025-05-19 | Option Exercise | 13,500 | 79.59 | 1,074,465 | 2025-05-20 17:32:40 |
| AJG | Arthur J. Gallagher & Co. | JOHNSON DAVID S | Directior | 2025-05-16 | Sell | 1,000 | 342.04 | 342,038 | 2025-05-20 17:10:10 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2025-05-07 | Sell | 12,000 | 339.51 | 4,074,120 | 2025-05-09 16:10:44 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | CEO | 2025-03-31 | Option Exercise | 7,051 | 0.00 | 0 | 2025-04-02 21:47:51 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | President | 2025-03-31 | Option Exercise | 105 | 0.00 | 0 | 2025-04-02 21:45:36 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2025-03-31 | Option Exercise | 105 | 0.00 | 0 | 2025-04-02 21:43:30 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2025-03-31 | Option Exercise | 2,074 | 0.00 | 0 | 2025-04-02 21:41:51 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2025-03-31 | Option Exercise | 78 | 0.00 | 0 | 2025-04-02 21:40:23 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2025-03-31 | Option Exercise | 70 | 0.00 | 0 | 2025-04-02 21:37:18 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2025-03-31 | Option Exercise | 621 | 0.00 | 0 | 2025-04-02 21:33:29 |
| AJG | Arthur J. Gallagher & Co. | Ziebell William F | VICE PRESIDENT | 2025-03-31 | Option Exercise | 70 | 0.00 | 0 | 2025-04-02 21:28:59 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2025-03-21 | Sell | 7,510 | 333.59 | 2,505,261 | 2025-03-21 18:59:38 |
| AJG | Arthur J. Gallagher & Co. | Ziebell William F | VICE PRESIDENT | 2025-03-15 | Option Exercise | 13,980 | 0.00 | 0 | 2025-03-18 18:35:44 |
| AJG | Arthur J. Gallagher & Co. | Pietrucha Susan E | Chief Human Resources Officer | 2025-03-15 | Option Exercise | 12,440 | 0.00 | 0 | 2025-03-18 18:33:34 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2025-03-15 | Option Exercise | 12,520 | 0.00 | 0 | 2025-03-18 18:31:40 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2025-03-15 | Option Exercise | 14,360 | 0.00 | 0 | 2025-03-18 18:29:28 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | CEO | 2025-03-15 | Option Exercise | 90,200 | 0.00 | 0 | 2025-03-18 18:27:21 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | President | 2025-03-15 | Option Exercise | 19,280 | 0.00 | 0 | 2025-03-18 18:24:31 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2025-03-15 | Option Exercise | 19,220 | 3.31 | 63,666 | 2025-03-18 18:22:05 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2025-03-15 | Option Exercise | 10,600 | 0.00 | 0 | 2025-03-18 18:18:57 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2025-03-15 | Option Exercise | 14,460 | 0.00 | 0 | 2025-03-18 18:15:06 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2025-03-12 | Option Exercise | 2,320 | 0.00 | 0 | 2025-03-14 19:48:19 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2025-03-12 | Option Exercise | 1,820 | 0.00 | 0 | 2025-03-14 19:45:40 |
| AJG | Arthur J. Gallagher & Co. | Gallagher Patrick Murphy | Chief Operating Officer | 2025-03-12 | Option Exercise | 2,780 | 0.00 | 0 | 2025-03-14 19:43:46 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2025-03-12 | Option Exercise | 4,500 | 0.00 | 0 | 2025-03-14 19:41:45 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2025-03-12 | Option Exercise | 2,460 | 0.00 | 0 | 2025-03-14 19:39:47 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2025-03-12 | Option Exercise | 2,850 | 325.75 | 928,388 | 2025-03-14 19:37:59 |
| AJG | Arthur J. Gallagher & Co. | Pesch Michael Robert | President | 2025-03-12 | Option Exercise | 3,340 | 0.00 | 0 | 2025-03-14 19:36:17 |
| AJG | Arthur J. Gallagher & Co. | Pietrucha Susan E | Chief Human Resources Officer | 2025-03-12 | Option Exercise | 3,920 | 0.00 | 0 | 2025-03-14 19:34:30 |
| AJG | Arthur J. Gallagher & Co. | Gallagher Patrick Murphy | Chief Operating Officer | 2025-02-27 | Sell | 2,613 | 332.52 | 868,870 | 2025-02-28 17:44:42 |
| AJG | Arthur J. Gallagher & Co. | Gallagher Patrick Murphy | Chief Operating Officer | 2025-02-27 | Option Exercise | 5,250 | 70.74 | 371,385 | 2025-02-28 17:44:42 |
| AJG | Arthur J. Gallagher & Co. | Ziebell William F | VICE PRESIDENT | 2025-02-18 | Sell | 7,049 | 324.41 | 2,286,767 | 2025-02-19 17:23:45 |
| AJG | Arthur J. Gallagher & Co. | Ziebell William F | VICE PRESIDENT | 2025-02-18 | Option Exercise | 7,049 | 79.59 | 561,030 | 2025-02-19 17:23:45 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2025-02-18 | Option Exercise | 6,800 | 70.74 | 481,032 | 2025-02-19 17:19:34 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | CEO | 2025-02-13 | Option Exercise | 41,400 | 70.74 | 2,928,636 | 2025-02-14 16:16:59 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2025-02-13 | Sell | 10,000 | 326.62 | 3,266,200 | 2025-02-14 16:11:57 |
| AJG | Arthur J. Gallagher & Co. | JOHNSON DAVID S | Directior | 2025-02-12 | Sell | 325 | 322.06 | 104,670 | 2025-02-12 17:54:00 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2024-08-13 | Sell | 10,000 | 322.99 | 3,229,881 | 2025-02-12 17:51:42 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2024-08-13 | Sell | 10,000 | 322.99 | 3,229,881 | 2025-02-12 17:51:42 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2025-02-05 | Option Exercise | 94,731 | 0.00 | 0 | 2025-02-07 21:04:48 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | President | 2025-02-05 | Option Exercise | 14,800 | 70.74 | 1,046,952 | 2025-02-07 18:01:46 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2025-02-03 | Sell | 2,900 | 302.61 | 877,569 | 2025-02-05 17:23:54 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2025-02-03 | Option Exercise | 2,900 | 70.74 | 205,146 | 2025-02-05 17:23:54 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2025-02-03 | Sell | 23,042 | 306.59 | 7,064,484 | 2025-02-05 17:16:00 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2025-02-03 | Option Exercise | 23,042 | 70.74 | 1,629,991 | 2025-02-05 17:16:00 |
| AJG | Arthur J. Gallagher & Co. | BARRAT SHERRY S | Directior | 2025-02-03 | Sell | 2,500 | 304.33 | 760,831 | 2025-02-05 17:11:10 |
| AJG | Arthur J. Gallagher & Co. | Gallagher Patrick Murphy | Chief Operating Officer | 2024-12-23 | Buy | 1,115 | 284.14 | 316,814 | 2024-12-23 16:08:08 |
| AJG | Arthur J. Gallagher & Co. | Ziebell William F | VICE PRESIDENT | 2024-12-18 | Option Exercise | 2,907 | 0.00 | 0 | 2024-12-20 16:53:24 |
| AJG | Arthur J. Gallagher & Co. | BARRAT SHERRY S | Directior | 2024-11-08 | Sell | 878 | 294.64 | 258,698 | 2024-11-12 17:30:17 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2024-11-05 | Option Exercise | 74,087 | 0.00 | 0 | 2024-11-07 18:03:43 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2024-10-28 | Sell | 2,800 | 287.00 | 803,600 | 2024-10-30 18:58:05 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2024-10-28 | Option Exercise | 2,800 | 70.74 | 198,072 | 2024-10-30 18:58:05 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-10-28 | Sell | 7,000 | 284.70 | 1,992,900 | 2024-10-30 18:55:40 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-10-28 | Option Exercise | 7,000 | 70.74 | 495,180 | 2024-10-30 18:55:40 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-09-19 | Sell | 7,000 | 284.68 | 1,992,740 | 2024-09-20 16:31:08 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-09-19 | Option Exercise | 7,000 | 70.74 | 495,180 | 2024-09-20 16:31:08 |
| AJG | Arthur J. Gallagher & Co. | Pesch Michael Robert | President | 2024-09-13 | Sell | 7,100 | 296.20 | 2,103,020 | 2024-09-13 17:17:30 |
| AJG | Arthur J. Gallagher & Co. | Pesch Michael Robert | President | 2024-09-13 | Option Exercise | 7,100 | 70.74 | 502,254 | 2024-09-13 17:17:30 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2024-06-18 | Sell | 10,000 | 263.45 | 2,634,530 | 2024-06-18 18:51:38 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2024-06-17 | Sell | 8,303 | 262.74 | 2,181,547 | 2024-06-18 18:48:46 |
| AJG | Arthur J. Gallagher & Co. | JOHNSON DAVID S | Directior | 2024-05-22 | Sell | 850 | 257.84 | 219,164 | 2024-05-24 16:46:54 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-05-17 | Sell | 5,100 | 257.04 | 1,310,904 | 2024-05-21 17:05:34 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2024-05-16 | Sell | 3,395 | 254.00 | 862,330 | 2024-05-20 20:50:28 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2024-05-16 | Option Exercise | 3,395 | 98.69 | 335,048 | 2024-05-20 20:50:28 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2024-05-16 | Sell | 24,376 | 255.48 | 6,227,505 | 2024-05-20 20:42:11 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2024-05-16 | Option Exercise | 16,800 | 70.74 | 1,188,432 | 2024-05-20 20:42:11 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-05-10 | Sell | 16,000 | 248.41 | 3,974,558 | 2024-05-14 17:14:45 |
| AJG | Arthur J. Gallagher & Co. | Miskel Christopher C. | Directior | 2024-05-09 | Option Exercise | 1,840 | 0.00 | 0 | 2024-05-13 19:21:32 |
| AJG | Arthur J. Gallagher & Co. | NICOLETTI RALPH J | Directior | 2024-05-09 | Option Exercise | 1,840 | 0.00 | 0 | 2024-05-13 19:19:43 |
| AJG | Arthur J. Gallagher & Co. | ROSENTHAL NORMAN L | Directior | 2024-05-09 | Option Exercise | 1,840 | 0.00 | 0 | 2024-05-13 19:17:41 |
| AJG | Arthur J. Gallagher & Co. | JOHNSON DAVID S | Directior | 2024-05-09 | Option Exercise | 1,840 | 0.00 | 0 | 2024-05-13 19:02:56 |
| AJG | Arthur J. Gallagher & Co. | Coldman David John | Directior | 2024-05-09 | Option Exercise | 1,840 | 0.00 | 0 | 2024-05-13 18:58:10 |
| AJG | Arthur J. Gallagher & Co. | Clarke Teresa Hillary | Directior | 2024-05-09 | Option Exercise | 1,840 | 0.00 | 0 | 2024-05-13 18:56:16 |
| AJG | Arthur J. Gallagher & Co. | BARRAT SHERRY S | Directior | 2024-05-09 | Option Exercise | 1,840 | 0.00 | 0 | 2024-05-13 18:43:23 |
| AJG | Arthur J. Gallagher & Co. | BAX WILLIAM L | Directior | 2024-05-07 | Option Exercise | 1,840 | 0.00 | 0 | 2024-05-09 21:00:52 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2024-05-02 | Option Exercise | 3,906 | 0.00 | 0 | 2024-05-06 18:50:12 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-05-02 | Option Exercise | 4,687 | 0.00 | 0 | 2024-05-06 18:44:03 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | President & CEO | 2024-05-02 | Option Exercise | 11,719 | 0.00 | 0 | 2024-05-06 18:40:06 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2024-04-29 | Option Exercise | 132 | 0.00 | 0 | 2024-05-01 19:40:41 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2024-04-29 | Option Exercise | 166 | 0.00 | 0 | 2024-05-01 19:35:20 |
| AJG | Arthur J. Gallagher & Co. | Cavaness Joel D | Vice President | 2024-04-29 | Option Exercise | 132 | 0.00 | 0 | 2024-05-01 19:32:34 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | VICE PRESIDENT | 2024-04-29 | Option Exercise | 199 | 0.00 | 0 | 2024-05-01 19:29:47 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-04-29 | Option Exercise | 199 | 0.00 | 0 | 2024-05-01 19:25:12 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | President & CEO | 2024-04-29 | Option Exercise | 498 | 0.00 | 0 | 2024-05-01 19:18:45 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2024-03-16 | Option Exercise | 9,486 | 0.00 | 0 | 2024-03-19 21:02:36 |
| AJG | Arthur J. Gallagher & Co. | Pietrucha Susan E | Chief Human Resources Officer | 2024-03-16 | Option Exercise | 15,424 | 0.00 | 0 | 2024-03-19 20:58:25 |
| AJG | Arthur J. Gallagher & Co. | Cavaness Joel D | Vice President | 2024-03-16 | Sell | 1,207 | 255.20 | 308,026 | 2024-03-19 20:54:06 |
| AJG | Arthur J. Gallagher & Co. | Cavaness Joel D | Vice President | 2024-03-16 | Option Exercise | 15,563 | 7.61 | 118,458 | 2024-03-19 20:54:06 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | VICE PRESIDENT | 2024-03-16 | Option Exercise | 23,940 | 0.00 | 0 | 2024-03-19 20:40:32 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2024-03-16 | Option Exercise | 17,828 | 0.00 | 0 | 2024-03-19 20:37:39 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2024-03-16 | Option Exercise | 10,980 | 0.00 | 0 | 2024-03-19 20:31:27 |
| AJG | Arthur J. Gallagher & Co. | Ziebell William F | VICE PRESIDENT | 2024-03-16 | Option Exercise | 16,160 | 0.00 | 0 | 2024-03-19 20:28:29 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | President & CEO | 2024-03-16 | Option Exercise | 112,016 | 0.00 | 0 | 2024-03-19 20:24:21 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-03-16 | Option Exercise | 17,052 | 84.39 | 1,439,018 | 2024-03-19 20:17:41 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2024-03-16 | Option Exercise | 16,762 | 0.00 | 0 | 2024-03-19 20:10:56 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2024-03-14 | Option Exercise | 3,400 | 0.00 | 0 | 2024-03-18 21:54:35 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2024-03-14 | Option Exercise | 3,200 | 0.00 | 0 | 2024-03-18 21:52:51 |
| AJG | Arthur J. Gallagher & Co. | Cavaness Joel D | Vice President | 2024-03-14 | Option Exercise | 900 | 0.00 | 0 | 2024-03-18 21:50:48 |
| AJG | Arthur J. Gallagher & Co. | Gallagher Patrick Murphy | Vice President | 2024-03-14 | Option Exercise | 2,650 | 0.00 | 0 | 2024-03-18 21:48:55 |
| AJG | Arthur J. Gallagher & Co. | CARY RICHARD C | Controller, CAO | 2024-03-14 | Option Exercise | 1,800 | 0.00 | 0 | 2024-03-18 21:46:56 |
| AJG | Arthur J. Gallagher & Co. | Pietrucha Susan E | Chief Human Resources Officer | 2024-03-14 | Option Exercise | 6,050 | 0.00 | 0 | 2024-03-18 21:44:52 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2024-03-14 | Option Exercise | 7,000 | 0.00 | 0 | 2024-03-18 21:42:46 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-03-14 | Option Exercise | 2,825 | 254.91 | 720,121 | 2024-03-18 21:38:11 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2024-03-12 | Sell | 30,458 | 254.66 | 7,756,560 | 2024-03-14 17:11:59 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2024-03-12 | Option Exercise | 30,458 | 56.93 | 1,734,035 | 2024-03-14 17:11:59 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2024-03-11 | Option Exercise | 8,400 | 56.86 | 477,624 | 2024-03-13 16:54:25 |
| AJG | Arthur J. Gallagher & Co. | Cavaness Joel D | Vice President | 2024-02-26 | Option Exercise | 30,067 | 0.00 | 0 | 2024-02-28 16:12:28 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER J PATRICK JR | President & CEO | 2024-02-16 | Option Exercise | 58,300 | 56.86 | 3,314,938 | 2024-02-20 16:28:29 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2024-02-14 | Sell | 3,700 | 237.59 | 879,083 | 2024-02-16 16:21:06 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2024-02-14 | Option Exercise | 3,700 | 55.94 | 206,978 | 2024-02-16 16:21:06 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2024-02-14 | Sell | 12,000 | 238.84 | 2,866,132 | 2024-02-16 16:12:24 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | VICE PRESIDENT | 2023-12-06 | Sell | 12,309 | 237.65 | 2,925,185 | 2024-02-12 19:06:13 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | VICE PRESIDENT | 2023-12-06 | Option Exercise | 37,300 | 56.86 | 2,120,878 | 2024-02-12 19:06:13 |
| AJG | Arthur J. Gallagher & Co. | JOHNSON DAVID S | Directior | 2024-02-06 | Sell | 500 | 234.04 | 117,020 | 2024-02-08 16:58:30 |
| AJG | Arthur J. Gallagher & Co. | Gallagher Patrick Murphy | Vice President | 2024-02-05 | Sell | 3,757 | 236.13 | 887,155 | 2024-02-07 16:36:16 |
| AJG | Arthur J. Gallagher & Co. | Gallagher Patrick Murphy | Vice President | 2024-02-05 | Option Exercise | 7,400 | 56.86 | 420,764 | 2024-02-07 16:36:16 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2023-12-19 | Sell | 15,000 | 226.59 | 3,398,850 | 2023-12-21 19:27:15 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2023-11-20 | Sell | 11,800 | 247.22 | 2,917,196 | 2023-11-22 16:31:03 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2023-11-20 | Option Exercise | 1,800 | 56.86 | 102,348 | 2023-11-22 16:31:03 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2023-11-06 | Option Exercise | 81,937 | 0.00 | 0 | 2023-11-08 17:23:19 |
| AJG | Arthur J. Gallagher & Co. | Ziebell William F | VICE PRESIDENT | 2023-11-03 | Sell | 20,067 | 241.22 | 4,840,562 | 2023-11-07 16:06:38 |
| AJG | Arthur J. Gallagher & Co. | Ziebell William F | VICE PRESIDENT | 2023-11-03 | Option Exercise | 20,067 | 76.96 | 1,544,333 | 2023-11-07 16:06:38 |
| AJG | Arthur J. Gallagher & Co. | Hudson Scott R | Vice President | 2023-10-31 | Option Exercise | 3,316 | 0.00 | 0 | 2023-11-02 16:57:14 |
| AJG | Arthur J. Gallagher & Co. | Cavaness Joel D | Vice President | 2023-10-31 | Sell | 1,171 | 236.05 | 276,412 | 2023-11-02 16:37:40 |
| AJG | Arthur J. Gallagher & Co. | Cavaness Joel D | Vice President | 2023-10-31 | Option Exercise | 1,171 | 82.05 | 96,075 | 2023-11-02 16:37:40 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2023-10-31 | Sell | 3,000 | 236.34 | 709,035 | 2023-11-02 16:19:18 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2023-10-31 | Option Exercise | 3,000 | 55.94 | 167,820 | 2023-11-02 16:19:18 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2023-09-19 | Sell | 15,000 | 234.94 | 3,524,100 | 2023-09-19 21:29:06 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2023-09-19 | Option Exercise | 15,000 | 56.86 | 852,900 | 2023-09-19 21:29:06 |
| AJG | Arthur J. Gallagher & Co. | JOHNSON DAVID S | Directior | 2023-09-15 | Sell | 1,000 | 230.15 | 230,145 | 2023-09-19 21:14:29 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2023-09-15 | Sell | 21,800 | 232.00 | 5,057,600 | 2023-09-19 21:07:51 |
| AJG | Arthur J. Gallagher & Co. | Bay Walter D. | General Counsel | 2023-09-15 | Option Exercise | 21,800 | 56.86 | 1,239,548 | 2023-09-19 21:07:51 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2023-08-25 | Sell | 3,300 | 226.14 | 746,262 | 2023-08-29 17:32:24 |
| AJG | Arthur J. Gallagher & Co. | Mead Christopher E | VICE PRESIDENT | 2023-08-25 | Option Exercise | 3,300 | 0.00 | 0 | 2023-08-29 17:32:24 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2023-08-24 | Sell | 66,429 | 226.40 | 15,039,376 | 2023-08-28 21:07:23 |
| AJG | Arthur J. Gallagher & Co. | HOWELL DOUGLAS K | VP & Chief Financial Officer | 2023-08-24 | Option Exercise | 189,753 | 0.00 | 0 | 2023-08-28 21:07:23 |
| AJG | Arthur J. Gallagher & Co. | Jain Vishal | VICE PRESIDENT | 2023-08-23 | Option Exercise | 1,330 | 0.00 | 0 | 2023-08-24 18:49:30 |
| AJG | Arthur J. Gallagher & Co. | GALLAGHER THOMAS JOSEPH | VICE PRESIDENT | 2023-07-14 | Option Exercise | 2,570 | 0.00 | 0 | 2023-07-18 17:50:33 |
| AJG | Arthur J. Gallagher & Co. | Cavaness Joel D | Vice President | 2023-07-14 | Option Exercise | 1,574 | 0.00 | 0 | 2023-07-18 17:44:10 |
