Arthur J. Gallagher & Co. - AJG

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 82
Latest filed: Apr 02, 2026
Form Count
4 63
144 10
8-K 5
SCHEDULE 13G/A 2
SCHEDULE 13G 1
8-K/A 1

Latest files

Filed Form Report period Accession SEC
Apr 02, 2026 4 Mar 31, 2026 0000354190-26-000124 View
Apr 02, 2026 4 Mar 31, 2026 0000354190-26-000116 View
Apr 02, 2026 4 Mar 31, 2026 0000354190-26-000118 View
Apr 02, 2026 4 Mar 31, 2026 0000354190-26-000120 View
Apr 02, 2026 4 Mar 31, 2026 0000354190-26-000122 View
Apr 01, 2026 4 Mar 31, 2026 0000354190-26-000114 View
Apr 01, 2026 4 Mar 31, 2026 0000354190-26-000110 View
Apr 01, 2026 4 Mar 31, 2026 0000354190-26-000112 View
Mar 26, 2026 SCHEDULE 13G/A 0000102909-26-000660 View
Mar 24, 2026 4 Mar 23, 2026 0000354190-26-000108 View
Mar 24, 2026 4 Mar 20, 2026 0000354190-26-000106 View
Mar 18, 2026 4 Mar 16, 2026 0000354190-26-000095 View
Mar 18, 2026 4 Mar 15, 2026 0000354190-26-000097 View
Mar 18, 2026 144 0001784277-26-000003 View
Mar 17, 2026 4 Mar 15, 2026 0000354190-26-000075 View
Mar 17, 2026 4 Mar 15, 2026 0000354190-26-000077 View
Mar 17, 2026 4 Mar 15, 2026 0000354190-26-000079 View
Mar 17, 2026 4 Mar 15, 2026 0000354190-26-000081 View
Mar 17, 2026 4 Mar 15, 2026 0000354190-26-000083 View
Mar 17, 2026 4 Mar 15, 2026 0000354190-26-000085 View
Mar 17, 2026 4 Mar 13, 2026 0000354190-26-000087 View
Mar 17, 2026 4 Mar 15, 2026 0000354190-26-000089 View
Mar 17, 2026 4 Mar 15, 2026 0000354190-26-000091 View
Mar 17, 2026 4 Mar 15, 2026 0000354190-26-000092 View
Mar 17, 2026 4 Mar 15, 2026 0000354190-26-000093 View
Mar 17, 2026 8-K Mar 17, 2026 0000354190-26-000073 View
Mar 12, 2026 8-K Mar 06, 2026 0000354190-26-000069 View
Mar 10, 2026 4 Mar 09, 2026 0000354190-26-000066 View
Mar 09, 2026 4 Mar 06, 2026 0000354190-26-000060 View
Mar 09, 2026 4 Mar 05, 2026 0000354190-26-000062 View
Mar 09, 2026 4 Mar 05, 2026 0000354190-26-000064 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000038 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000040 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000042 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000044 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000046 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000048 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000050 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000052 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000054 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000056 View
Mar 06, 2026 4 Mar 04, 2026 0000354190-26-000058 View
Mar 06, 2026 144 0001959173-26-002015 View
Mar 05, 2026 4 Mar 03, 2026 0000354190-26-000036 View
Mar 05, 2026 144 0001959173-26-001947 View
Mar 04, 2026 4 Mar 02, 2026 0000354190-26-000034 View
Mar 03, 2026 4 Mar 01, 2026 0000354190-26-000013 View
Mar 03, 2026 4 Mar 01, 2026 0000354190-26-000016 View
Mar 03, 2026 4 Mar 01, 2026 0000354190-26-000018 View
Mar 03, 2026 4 Mar 01, 2026 0000354190-26-000020 View
Mar 03, 2026 4 Mar 01, 2026 0000354190-26-000022 View
Mar 03, 2026 4 Mar 01, 2026 0000354190-26-000024 View
Mar 03, 2026 4 Mar 01, 2026 0000354190-26-000026 View
Mar 03, 2026 4 Mar 01, 2026 0000354190-26-000028 View
Mar 03, 2026 4 Mar 01, 2026 0000354190-26-000030 View
Mar 03, 2026 4 Mar 01, 2026 0000354190-26-000032 View
Mar 02, 2026 144 0001959173-26-001745 View
Mar 02, 2026 4 Mar 01, 2026 0000354190-26-000007 View
Mar 02, 2026 4 Mar 01, 2026 0000354190-26-000009 View
Mar 02, 2026 4 Feb 26, 2026 0000354190-26-000011 View
Feb 13, 2026 SCHEDULE 13G 0001422849-26-000032 View
Feb 12, 2026 4 Feb 10, 2026 0000354190-26-000004 View
Jan 29, 2026 8-K Jan 29, 2026 0001193125-26-029407 View
Jan 05, 2026 4 Jan 01, 2026 0000354190-26-000002 View
Dec 29, 2025 4 Dec 23, 2025 0000354190-25-000058 View
Dec 29, 2025 4 Dec 22, 2025 0000354190-25-000060 View
Dec 23, 2025 144 0001959173-25-007902 View
Dec 23, 2025 4 Dec 19, 2025 0000354190-25-000056 View
Dec 22, 2025 144 0001958244-25-004570 View
Dec 19, 2025 144 0001959173-25-007848 View
Dec 17, 2025 144 0001784277-25-000010 View
Dec 16, 2025 8-K Dec 16, 2025 0000354190-25-000054 View
Dec 03, 2025 4 Dec 01, 2025 0000354190-25-000049 View
Dec 03, 2025 4 Dec 01, 2025 0000354190-25-000051 View
Nov 25, 2025 4 Nov 21, 2025 0000354190-25-000047 View
Nov 21, 2025 144 0001959173-25-007180 View
Nov 20, 2025 4 Nov 18, 2025 0000354190-25-000044 View
Nov 18, 2025 144 0001959173-25-007100 View
Nov 03, 2025 4 Nov 03, 2025 0000354190-25-000041 View
Oct 31, 2025 SCHEDULE 13G/A 0000019617-25-001049 View
Oct 30, 2025 8-K Oct 30, 2025 0001193125-25-258781 View
Oct 28, 2025 8-K/A Aug 18, 2025 0001628280-25-046542 View