| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 31, 2026 | Tax Payment (Shares) | $215.95 | 76 | 16,412 | 323,391 | Apr 02, 2026, 04:48 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 31, 2026 | Option/RSU Exercise | $215.95 | 76 | 16,412 | 323,467 | Apr 02, 2026, 04:48 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 23, 2026 | Gift | - | 792 | - | 323,919 | Mar 24, 2026, 08:44 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 23, 2026 | Gift | - | 440 | - | 32,164 | Mar 24, 2026, 08:44 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 23, 2026 | Gift | - | 528 | - | 119,703 | Mar 24, 2026, 08:44 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 15, 2026 | Option/RSU Exercise | - | 19,120 | - | 328,251 | Mar 17, 2026, 09:35 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 15, 2026 | Tax Payment (Shares) | $207.93 | 4,068 | 845,859 | 324,183 | Mar 17, 2026, 09:35 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Feb 26, 2026 | Tax Payment (Shares) | $221.70 | 17,555 | 3,891,856 | 290,491 | Mar 02, 2026, 09:11 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Feb 26, 2026 | Option/RSU Exercise | $75.59 | 28,200 | 2,131,638 | 318,691 | Mar 02, 2026, 09:11 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Aug 21, 2025 | Gift | - | 30,000 | - | 96,709 | Aug 22, 2025, 04:11 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Aug 21, 2025 | Gift | - | 30,000 | - | 32,428 | Aug 22, 2025, 04:11 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Aug 20, 2025 | Gift | - | 875 | - | 308,046 | Aug 22, 2025, 04:11 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Aug 20, 2025 | Gift | - | 375 | - | 119,175 | Aug 22, 2025, 04:11 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Jul 31, 2025 | Option/RSU Exercise | - | 1,376 | - | 308,921 | Aug 04, 2025, 06:49 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | May 16, 2025 | Gift | - | 3,000 | - | 307,545 | May 20, 2025, 05:17 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 31, 2025 | Option/RSU Exercise | - | 105 | - | 340,650 | Apr 02, 2025, 09:45 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 31, 2025 | Tax Payment (Shares) | $345.24 | 105 | 36,250 | 340,545 | Apr 02, 2025, 09:45 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 15, 2025 | Tax Payment (Shares) | $325.24 | 4,173 | 1,357,226 | 340,545 | Mar 18, 2025, 06:24 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Mar 15, 2025 | Option/RSU Exercise | - | 19,280 | - | 344,718 | Mar 18, 2025, 06:24 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Feb 05, 2025 | Tax Payment (Shares) | $314.92 | 7,981 | 2,513,416 | 335,078 | Feb 07, 2025, 06:01 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Feb 05, 2025 | Option/RSU Exercise | $70.74 | 14,800 | 1,046,952 | 343,059 | Feb 07, 2025, 06:01 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Dec 19, 2024 | Gift | - | 840 | - | 328,259 | Dec 20, 2024, 04:56 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Aug 08, 2024 | Option/RSU Exercise | $70.74 | 15,000 | 1,061,100 | 344,099 | Aug 09, 2024, 04:36 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | President | Aug 08, 2024 | Sale | $282.96 | 15,000 | 4,244,400 | 329,099 | Aug 09, 2024, 04:36 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Apr 29, 2024 | Tax Payment (Shares) | $232.91 | 199 | 46,349 | 328,900 | May 01, 2024, 07:29 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Apr 29, 2024 | Option/RSU Exercise | - | 199 | - | 329,099 | May 01, 2024, 07:29 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 16, 2024 | Option/RSU Exercise | - | 23,940 | - | 334,279 | Mar 19, 2024, 08:40 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 16, 2024 | Tax Payment (Shares) | $253.17 | 5,180 | 1,311,421 | 329,099 | Mar 19, 2024, 08:40 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Dec 06, 2023 | Gift | - | 480 | - | 117,840 | Feb 12, 2024, 07:06 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 08, 2024 | Tax Payment (Shares) | $237.69 | 13,844 | 3,290,580 | 335,106 | Feb 12, 2024, 07:06 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 08, 2024 | Option/RSU Exercise | $56.86 | 37,300 | 2,120,878 | 348,950 | Feb 12, 2024, 07:06 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 08, 2024 | Sale | $237.65 | 12,309 | 2,925,185 | 322,797 | Feb 12, 2024, 07:06 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Dec 06, 2023 | Gift | - | 720 | - | 311,650 | Dec 06, 2023, 06:12 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Jul 14, 2023 | Option/RSU Exercise | - | 2,570 | - | 312,370 | Jul 18, 2023, 05:50 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | May 04, 2023 | Tax Payment (Shares) | $211.72 | 147 | 31,123 | 309,800 | May 08, 2023, 06:17 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | May 04, 2023 | Option/RSU Exercise | - | 147 | - | 309,947 | May 08, 2023, 06:17 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 12, 2023 | Tax Payment (Shares) | $182.76 | 6,771 | 1,237,468 | 309,800 | Mar 14, 2023, 09:13 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 12, 2023 | Option/RSU Exercise | - | 31,320 | - | 316,571 | Mar 14, 2023, 09:13 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 03, 2023 | Tax Payment (Shares) | $188.47 | 13,845 | 2,609,367 | 300,911 | Mar 07, 2023, 06:23 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 03, 2023 | Option/RSU Exercise | $43.71 | 25,400 | 1,110,234 | 314,756 | Mar 07, 2023, 06:23 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | May 03, 2022 | Tax Payment (Shares) | $167.28 | 208 | 34,794 | 290,556 | May 05, 2022, 07:05 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | May 03, 2022 | Option/RSU Exercise | - | 208 | - | 290,764 | May 05, 2022, 07:05 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 14, 2022 | Option/RSU Exercise | - | 33,800 | - | 297,845 | Mar 16, 2022, 09:04 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 14, 2022 | Tax Payment (Shares) | $154.74 | 7,289 | 1,127,900 | 290,556 | Mar 16, 2022, 09:04 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 22, 2022 | Option/RSU Exercise | $45.50 | 36,800 | 1,674,456 | 295,605 | Feb 24, 2022, 06:05 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 22, 2022 | Sale | $153.24 | 36,800 | 5,639,232 | 258,805 | Feb 24, 2022, 06:05 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Sep 01, 2021 | Tax Payment (Shares) | $144.44 | 2,386 | 344,634 | 293,485 | Sep 03, 2021, 04:27 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Sep 01, 2021 | Option/RSU Exercise | - | 5,686 | - | 295,871 | Sep 03, 2021, 04:27 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Aug 11, 2021 | Tax Payment (Shares) | $140.39 | 225 | 31,588 | 290,185 | Aug 12, 2021, 08:34 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Aug 11, 2021 | Option/RSU Exercise | - | 225 | - | 290,410 | Aug 12, 2021, 08:34 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 15, 2021 | Tax Payment (Shares) | $127.21 | 8,367 | 1,064,366 | 290,185 | Mar 17, 2021, 08:11 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 15, 2021 | Option/RSU Exercise | - | 38,800 | - | 298,552 | Mar 17, 2021, 08:11 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 22, 2021 | Option/RSU Exercise | $46.87 | 27,700 | 1,298,299 | 296,295 | Feb 24, 2021, 05:52 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 22, 2021 | Tax Payment (Shares) | $120.90 | 17,143 | 2,072,589 | 279,152 | Feb 24, 2021, 05:52 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Nov 02, 2020 | Option/RSU Exercise | - | 144,963 | - | 329,408 | Nov 04, 2020, 05:12 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Nov 02, 2020 | Sale | $106.04 | 60,813 | 6,448,611 | 268,595 | Nov 04, 2020, 05:12 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 16, 2020 | Tax Payment (Shares) | $79.85 | 7,604 | 607,179 | 184,445 | Mar 17, 2020, 04:08 PM |
| AJG | | Arthur J. Gallagher & Co. | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 16, 2020 | Option/RSU Exercise | - | 35,948 | - | 192,049 | Mar 17, 2020, 04:08 PM |
| AJG | | ARTHUR J. GALLAGHER & CO. | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 19, 2020 | Tax Payment (Shares) | $109.00 | 12,465 | 1,358,685 | 174,075 | Feb 21, 2020, 12:54 PM |
| AJG | | ARTHUR J. GALLAGHER & CO. | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 19, 2020 | Option/RSU Exercise | $39.17 | 21,300 | 834,321 | 186,540 | Feb 21, 2020, 12:54 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 17, 2019 | Tax Payment (Shares) | $80.28 | 2,979 | 239,154 | 179,822 | Mar 18, 2019, 06:15 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 17, 2019 | Option/RSU Exercise | - | 14,200 | - | 182,801 | Mar 18, 2019, 06:15 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Dec 19, 2018 | Option/RSU Exercise | $35.71 | 15,200 | 542,792 | 192,158 | Dec 21, 2018, 11:00 AM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Dec 19, 2018 | Buy | $73.20 | 4,000 | 292,800 | 176,958 | Dec 21, 2018, 11:00 AM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Dec 19, 2018 | Tax Payment (Shares) | $73.33 | 10,857 | 796,144 | 181,301 | Dec 21, 2018, 11:00 AM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 11, 2018 | Tax Payment (Shares) | $72.63 | 1,542 | 111,995 | 168,523 | Mar 14, 2018, 04:45 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 11, 2018 | Option/RSU Exercise | - | 10,520 | - | 170,065 | Mar 14, 2018, 04:45 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Jan 29, 2018 | Option/RSU Exercise | $30.95 | 11,500 | 355,925 | 176,305 | Jan 30, 2018, 05:16 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Jan 29, 2018 | Sale | $69.80 | 11,500 | 802,700 | 164,805 | Jan 30, 2018, 05:16 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 10, 2017 | Tax Payment (Shares) | $56.66 | 1,510 | 85,557 | 162,532 | Mar 14, 2017, 04:53 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 10, 2017 | Option/RSU Exercise | - | 10,500 | - | 164,042 | Mar 14, 2017, 04:53 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 13, 2017 | Tax Payment (Shares) | $56.99 | 1,027 | 58,529 | 164,805 | Mar 14, 2017, 04:53 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 13, 2017 | Option/RSU Exercise | - | 6,600 | - | 165,832 | Mar 14, 2017, 04:53 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 10, 2017 | Option/RSU Exercise | $24.13 | 8,276 | 199,700 | 163,923 | Feb 14, 2017, 12:22 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Dec 28, 2016 | Gift | - | 1,600 | - | 155,647 | Feb 14, 2017, 12:22 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 10, 2017 | Tax Payment (Shares) | $54.90 | 5,131 | 281,692 | 158,792 | Feb 14, 2017, 12:22 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Nov 23, 2016 | Tax Payment (Shares) | $51.49 | 4,729 | 243,496 | 157,247 | Nov 28, 2016, 03:40 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Nov 23, 2016 | Option/RSU Exercise | $25.96 | 6,469 | 167,968 | 161,976 | Nov 28, 2016, 03:40 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 16, 2016 | Tax Payment (Shares) | $42.97 | 1,011 | 43,443 | 170,732 | Mar 18, 2016, 07:22 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 16, 2016 | Option/RSU Exercise | $42.97 | 6,500 | 279,305 | 171,743 | Mar 18, 2016, 07:22 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Jul 31, 2015 | Gift | - | 210 | - | 147,775 | Nov 20, 2015, 02:33 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Aug 21, 2015 | Gift | - | 42,706 | - | 43,985 | Nov 20, 2015, 02:33 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 06, 2015 | Tax Payment (Shares) | $45.81 | 869 | 39,809 | 136,540 | Mar 10, 2015, 04:59 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 06, 2015 | Option/RSU Exercise | $22.91 | 5,200 | 119,106 | 137,409 | Mar 10, 2015, 04:59 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 27, 2015 | Sale | $47.26 | 17,723 | 837,589 | 134,809 | Mar 03, 2015, 04:55 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 27, 2015 | Option/RSU Exercise | $27.25 | 25,000 | 681,250 | 152,532 | Mar 03, 2015, 04:55 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Jul 09, 2014 | Tax Payment (Shares) | $46.64 | 8,042 | 375,079 | 115,824 | Jul 10, 2014, 03:54 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Jul 09, 2014 | Option/RSU Exercise | $29.42 | 10,000 | 294,200 | 125,824 | Jul 10, 2014, 03:54 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 05, 2014 | Option/RSU Exercise | $29.69 | 21,502 | 638,387 | 145,368 | Mar 07, 2014, 12:54 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Mar 05, 2014 | Sale | $46.70 | 21,502 | 1,004,143 | 123,866 | Mar 07, 2014, 12:54 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 28, 2014 | Tax Payment (Shares) | $46.20 | 463 | 21,391 | 113,536 | Mar 04, 2014, 05:36 PM |
| AJG | | GALLAGHER ARTHUR J & CO | Thomas Joseph Gallagher | VICE PRESIDENT | Feb 28, 2014 | Option/RSU Exercise | $46.20 | 2,860 | 132,132 | 113,999 | Mar 04, 2014, 05:36 PM |
