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Arthur J. Gallagher & Co. (AJG) SEC Filings & 10K Form

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Recent Arthur J. Gallagher & Co. SEC Filings

DateFilerForm TypeView
08/22/2025
3:11 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER THOMAS JOSEPH (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/22/2025
3:14 PM
Arthur J. Gallagher & Co. (Issuer)
CARY RICHARD C (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/21/2025
3:20 PM
Arthur J. Gallagher & Co. (Subject)
CARY RICHARD C (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
08/18/2025
7:18 AM
Arthur J. Gallagher & Co. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
08/14/2025
3:10 PM
Arthur J. Gallagher & Co. (Filer)
Form 13F-NT
08/04/2025
5:36 PM
Arthur J. Gallagher & Co. (Issuer)
HOWELL DOUGLAS K (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/04/2025
5:49 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER THOMAS JOSEPH (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
08/01/2025
1:43 PM
Arthur J. Gallagher & Co. (Filer)
Form 10-Q
General form for quarterly reports under Section 13 or 15(d)  
07/31/2025
4:07 PM
Arthur J. Gallagher & Co. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
07/25/2025
6:18 PM
Arthur J. Gallagher & Co. (Issuer)
Harries Richard de Winton Wilkin (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
07/16/2025
6:02 PM
Arthur J. Gallagher & Co. (Subject)
BlackRock, Inc. (Filed by)
Form SCHEDULE 13G/A
06/20/2025
3:15 PM
Arthur J. Gallagher & Co. (Issuer)
Pesch Michael Robert (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/18/2025
2:44 PM
Arthur J. Gallagher & Co. (Subject)
Matrix Trust Co (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
06/11/2025
4:19 PM
Arthur J. Gallagher & Co. (Issuer)
Gallagher Patrick Murphy (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/11/2025
4:11 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER J PATRICK JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/04/2025
4:59 PM
Arthur J. Gallagher & Co. (Issuer)
Miskel Christopher C. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
06/04/2025
5:03 PM
Arthur J. Gallagher & Co. (Issuer)
JOHNSON DAVID S (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/29/2025
5:53 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER J PATRICK JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/22/2025
5:16 PM
Arthur J. Gallagher & Co. (Issuer)
Hudson Scott R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/21/2025
3:24 PM
Arthur J. Gallagher & Co. (Subject)
Hudson Scott R (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/20/2025
4:32 PM
Arthur J. Gallagher & Co. (Issuer)
Pietrucha Susan E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2025
4:10 PM
Arthur J. Gallagher & Co. (Issuer)
JOHNSON DAVID S (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/20/2025
4:17 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER THOMAS JOSEPH (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/19/2025
12:26 PM
Arthur J. Gallagher & Co. (Subject)
Pietrucha Susan E (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/16/2025
4:16 PM
Arthur J. Gallagher & Co. (Issuer)
Gallagher Patrick Murphy (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/15/2025
5:49 PM
Arthur J. Gallagher & Co. (Issuer)
Caplan Deborah H (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/15/2025
5:57 PM
Arthur J. Gallagher & Co. (Issuer)
ROSENTHAL NORMAN L (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/15/2025
5:19 PM
Arthur J. Gallagher & Co. (Issuer)
Coldman David John (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/15/2025
5:26 PM
Arthur J. Gallagher & Co. (Issuer)
Harries Richard de Winton Wilkin (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/15/2025
5:39 PM
Arthur J. Gallagher & Co. (Issuer)
JOHNSON DAVID S (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/15/2025
5:43 PM
Arthur J. Gallagher & Co. (Issuer)
Miskel Christopher C. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/15/2025
5:46 PM
Arthur J. Gallagher & Co. (Issuer)
NICOLETTI RALPH J (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/15/2025
4:54 PM
Arthur J. Gallagher & Co. (Issuer)
BARRAT SHERRY S (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/15/2025
5:12 PM
Arthur J. Gallagher & Co. (Issuer)
Clarke Teresa Hillary (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
05/07/2025
12:17 PM
Arthur J. Gallagher & Co. (Subject)
CARY RICHARD C (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
05/01/2025
3:25 PM
Arthur J. Gallagher & Co. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/22/2025
11:01 AM
Arthur J. Gallagher & Co. (Subject)
JPMORGAN CHASE & CO (Filed by)
JPMORGAN CHASE & CO (Filed by)
Form SCHEDULE 13G/A
04/04/2025
3:45 PM
Arthur J. Gallagher & Co. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
04/02/2025
8:45 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER THOMAS JOSEPH (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2025
8:47 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER J PATRICK JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2025
8:33 PM
Arthur J. Gallagher & Co. (Issuer)
CARY RICHARD C (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
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04/02/2025
8:37 PM
Arthur J. Gallagher & Co. (Issuer)
Jain Vishal (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2025
8:40 PM
Arthur J. Gallagher & Co. (Issuer)
Bay Walter D. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2025
8:41 PM
Arthur J. Gallagher & Co. (Issuer)
Hudson Scott R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2025
8:43 PM
Arthur J. Gallagher & Co. (Issuer)
HOWELL DOUGLAS K (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
04/02/2025
8:28 PM
Arthur J. Gallagher & Co. (Issuer)
Ziebell William F (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/24/2025
1:38 PM
Arthur J. Gallagher & Co. (Filer)
Form DEF 14A
03/24/2025
1:40 PM
Arthur J. Gallagher & Co. (Filer)
Form DEFA14A
03/24/2025
1:41 PM
Arthur J. Gallagher & Co. (Filer)
Form ARS
03/21/2025
5:59 PM
Arthur J. Gallagher & Co. (Issuer)
Hudson Scott R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/21/2025
6:07 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER J PATRICK JR (Reporting)
Form 4/A
03/21/2025
6:10 PM
Arthur J. Gallagher & Co. (Issuer)
Gallagher Patrick Murphy (Reporting)
Form 4/A
03/21/2025
2:00 PM
Arthur J. Gallagher & Co. (Subject)
Hudson Scott R (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/20/2025
7:45 AM
Arthur J. Gallagher & Co. (Filer)
Form 8-K
Current report pursuant to Section 13 or 15(d)  
03/18/2025
5:35 PM
Arthur J. Gallagher & Co. (Issuer)
Ziebell William F (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2025
5:24 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER THOMAS JOSEPH (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2025
5:27 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER J PATRICK JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2025
5:29 PM
Arthur J. Gallagher & Co. (Issuer)
Bay Walter D. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2025
5:31 PM
Arthur J. Gallagher & Co. (Issuer)
Jain Vishal (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2025
5:33 PM
Arthur J. Gallagher & Co. (Issuer)
Pietrucha Susan E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2025
5:15 PM
Arthur J. Gallagher & Co. (Issuer)
Hudson Scott R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2025
5:18 PM
Arthur J. Gallagher & Co. (Issuer)
Mead Christopher E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/18/2025
5:22 PM
Arthur J. Gallagher & Co. (Issuer)
HOWELL DOUGLAS K (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/17/2025
2:09 PM
Arthur J. Gallagher & Co. (Subject)
Matrix Trust Co (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
03/14/2025
6:45 PM
Arthur J. Gallagher & Co. (Issuer)
CARY RICHARD C (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/14/2025
6:48 PM
Arthur J. Gallagher & Co. (Issuer)
Jain Vishal (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/14/2025
6:43 PM
Arthur J. Gallagher & Co. (Issuer)
Gallagher Patrick Murphy (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/14/2025
6:34 PM
Arthur J. Gallagher & Co. (Issuer)
Pietrucha Susan E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/14/2025
6:36 PM
Arthur J. Gallagher & Co. (Issuer)
Pesch Michael Robert (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/14/2025
6:37 PM
Arthur J. Gallagher & Co. (Issuer)
HOWELL DOUGLAS K (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/14/2025
6:39 PM
Arthur J. Gallagher & Co. (Issuer)
Mead Christopher E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/14/2025
6:41 PM
Arthur J. Gallagher & Co. (Issuer)
Bay Walter D. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:50 PM
Arthur J. Gallagher & Co. (Issuer)
Ziebell William F (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:40 PM
Arthur J. Gallagher & Co. (Issuer)
Bay Walter D. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:42 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER THOMAS JOSEPH (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:44 PM
Arthur J. Gallagher & Co. (Issuer)
Hudson Scott R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:46 PM
Arthur J. Gallagher & Co. (Issuer)
Jain Vishal (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:48 PM
Arthur J. Gallagher & Co. (Issuer)
Pietrucha Susan E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:28 PM
Arthur J. Gallagher & Co. (Issuer)
Pesch Michael Robert (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:30 PM
Arthur J. Gallagher & Co. (Issuer)
CARY RICHARD C (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:33 PM
Arthur J. Gallagher & Co. (Issuer)
Bloom Mark H. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:35 PM
Arthur J. Gallagher & Co. (Issuer)
Mead Christopher E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:37 PM
Arthur J. Gallagher & Co. (Issuer)
HOWELL DOUGLAS K (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:25 PM
Arthur J. Gallagher & Co. (Issuer)
Gallagher Patrick Murphy (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/11/2025
7:16 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER J PATRICK JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
8:19 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER THOMAS JOSEPH (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
8:22 PM
Arthur J. Gallagher & Co. (Issuer)
Bay Walter D. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
8:25 PM
Arthur J. Gallagher & Co. (Issuer)
Bloom Mark H. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
8:09 PM
Arthur J. Gallagher & Co. (Issuer)
GALLAGHER J PATRICK JR (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
8:14 PM
Arthur J. Gallagher & Co. (Issuer)
Hudson Scott R (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
8:16 PM
Arthur J. Gallagher & Co. (Issuer)
Gallagher Patrick Murphy (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
Everyone’s watching Nvidia right now. Here’s why I’m excited. (Ad)

So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal with Saudi Arabia to power its new AI empire 🤯 We’re talking about hundreds of thousands of chips, including their latest Grace Blackwell supercomputer.tc pixel

🎯 Click here to watch the video and get the free ticker XGPT just flagged.
03/05/2025
7:57 PM
Arthur J. Gallagher & Co. (Issuer)
Mead Christopher E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
7:59 PM
Arthur J. Gallagher & Co. (Issuer)
Pesch Michael Robert (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
8:01 PM
Arthur J. Gallagher & Co. (Issuer)
Jain Vishal (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
8:06 PM
Arthur J. Gallagher & Co. (Issuer)
HOWELL DOUGLAS K (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
7:50 PM
Arthur J. Gallagher & Co. (Issuer)
Arthur J. Gallagher & Co. (Issuer)
Ziebell William F (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/05/2025
7:31 PM
Arthur J. Gallagher & Co. (Issuer)
Pietrucha Susan E (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
03/03/2025
5:46 PM
Arthur J. Gallagher & Co. (Issuer)
Miskel Christopher C. (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/28/2025
4:44 PM
Arthur J. Gallagher & Co. (Issuer)
Gallagher Patrick Murphy (Reporting)
Form 4
Statement of changes in beneficial ownership of securities  
02/27/2025
3:30 PM
Arthur J. Gallagher & Co. (Subject)
Gallagher Patrick Murphy (Reporting)
Form 144
Notice of proposed sale of securities pursuant to Rule 144  
(Data available from 1/1/2016 forward)


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This page (NYSE:AJG) was last updated on 8/28/2025 by MarketBeat.com Staff
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