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Company Analysis

AJG Insider Trading

Arthur J. Gallagher & Co. | Insurance Agents, Brokers & Service

Comprehensive Trading Performance Summary

The investment history of corporate insiders at Arthur J. Gallagher & Co. provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Insurance Agents, Brokers & Service sector.

Transactions on Chart

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Filing Date Trade Date Reporting Person Relationship Type Price Qty Total, $ Owned After Change, %
2008-02-08 23:28 2008-02-06 MCKENNA RICHARD J Officer - Vice President SELL $24.60 20,000 $492,000 40,583 -33.0%
2007-11-02 22:49 2007-10-31 MCKENNA RICHARD J Officer - Vice President OPT+S $26.57 16,000 $425,120 40,314 0.0%
2007-10-30 20:21 2007-10-26 McCurdy Kay W Director BUY $26.00 1,000 $26,000 4,360 +29.8%
2007-03-05 18:59 2007-03-01 BAX WILLIAM L Director BUY $28.07 2,000 $56,140 2,000 +100.0%
2007-02-15 00:00 2007-02-13 GAULT JAMES S Officer - Vice President OPT+S $28.80 4,000 $115,182 32,572 0.0%
2007-02-08 23:43 2007-02-08 DURKIN JAMES W JR Officer - Vice President SELL $29.35 12,000 $352,200 239,130 -4.8%
2006-11-29 21:23 2006-11-27 MCKENNA RICHARD J Officer - Vice President SELL $29.29 10,000 $292,900 44,607 -18.3%
2006-11-15 22:40 2006-11-14 WIMMER JAMES R Director SELL $28.17 5,000 $140,859 10,000 -33.3%
2006-11-09 20:25 2006-11-07 WIMMER JAMES R Director SELL $28.38 17,000 $482,523 15,000 -53.1%
2006-08-30 17:42 2006-08-29 McCurdy Kay W Director BUY $26.75 1,000 $26,750 1,400 +250.0%
2006-06-15 20:04 2006-06-14 BRINKERHOFF ELIZABETH Officer - Vice President OPT+S $26.22 2,100 $55,057 20,996 0.0%
2006-06-12 20:34 2006-06-08 MCGURN DAVID E JR Officer - Vice President OPT+S $26.50 40,000 $1,060,000 134,761 0.0%
2006-06-06 19:18 2006-06-02 MCKENNA RICHARD J Officer - Vice President OPT+S $26.47 7,500 $198,550 61,538 0.0%
2006-06-01 22:59 2006-05-31 DURKIN JAMES W JR Officer - Vice President OPT+S $26.50 5,000 $132,500 250,579 0.0%
2006-05-18 19:31 2006-05-17 ROSENGREN JOHN C Officer - VP, Gen. Counsel & Secretary OPT+S $27.04 3,200 $86,518 24,363 0.0%
2006-05-13 00:48 2006-05-11 GALLAGHER J PATRICK JR Director, Officer - President & CEO OPT+S $27.02 2,000 $54,036 137,041 0.0%
2006-02-17 01:36 2006-02-15 GAULT JAMES S Officer - Vice President OPT+S $29.27 7,000 $204,918 28,549 0.0%
2005-12-02 20:39 2005-11-30 MCKENNA RICHARD J Officer - Vice President OPT+S $30.62 6,000 $183,737 60,190 0.0%
2005-06-06 22:34 2005-06-03 MCKENNA RICHARD J Officer - Vice President OPT+S $27.30 3,000 $81,909 66,648 0.0%
2005-05-26 23:13 2005-05-26 MCGURN DAVID E JR Officer - Vice President OPT+S $27.56 20,000 $551,132 136,933 0.0%
2005-05-13 19:33 2005-05-11 GAULT JAMES S Officer - Vice President SELL $27.40 8,000 $219,200 28,549 -21.9%
2005-05-13 19:34 2005-05-11 GALLAGHER J PATRICK JR Director, Officer - President & CEO OPT+S $27.42 28,456 $780,212 129,266 0.0%
2005-05-10 19:53 2005-05-06 BRINKERHOFF ELIZABETH Officer - Vice President OPT+S $28.00 1,200 $33,600 16,811 0.0%
2005-02-14 19:53 2005-02-10 ELSBERG NICHOLAS M Officer - Vice President OPT+S $29.90 9,000 $269,144 5,000 0.0%
2005-02-10 17:34 2005-02-09 GAULT JAMES S Officer - Vice President OPT+S $29.90 10,000 $299,031 28,320 0.0%
2005-02-03 23:48 2005-02-02 DURKIN JAMES W JR Officer - Vice President OPT+S $30.18 40,000 $1,207,068 203,718 0.0%
2004-12-13 23:31 2004-12-09 HENGESBAUGH BERNARD L Director BUY $30.82 1,000 $30,820 1,000 +100.0%
2004-09-28 23:33 2004-09-27 WIMMER JAMES R Director SELL $33.12 16,000 $529,920 16,000 -50.0%
2004-08-04 19:40 2004-08-03 JOHNSON DAVID S Director BUY $31.04 1,300 $40,358 1,300 +100.0%
2004-06-21 22:24 2004-06-17 BRINKERHOFF ELIZABETH Officer - Vice President OPT+S $31.15 2,800 $87,217 15,948 0.0%
2004-06-21 22:26 2004-06-17 MCGURN DAVID E JR Officer - Vice President OPT+S $31.48 30,000 $944,400 139,084 0.0%
2004-06-10 22:55 2004-06-09 MCKENNA RICHARD J Officer - Vice President OPT+S $31.23 8,000 $249,816 55,742 0.0%
2004-06-08 19:31 2004-06-07 DURKIN JAMES W JR Officer - Vice President OPT+S $31.91 32,250 $1,029,207 203,255 0.0%
2004-05-12 22:02 2004-05-11 BRINKERHOFF ELIZABETH Officer - Vice President SELL $31.55 15,000 $473,222 15,948 -48.5%
2004-05-12 22:04 2004-05-11 GAULT JAMES S Officer - Vice President OPT+S $31.30 28,000 $876,330 28,320 0.0%
2004-05-07 18:15 2004-05-05 ELSBERG NICHOLAS M Officer - Vice President OPT+S $32.04 17,000 $544,729 5,000 0.0%
2004-05-07 18:18 2004-05-05 GALLAGHER J PATRICK JR Director, Officer - President & CEO OPT+S $32.00 28,000 $896,000 128,752 0.0%
2003-12-24 18:53 2003-12-23 ROSENGREN JOHN C Officer - VP, Gen. Counsel & Secretary OPT+S $31.63 7,000 $221,381 2,956 0.0%
2003-12-18 19:02 2003-12-17 ELSBERG NICHOLAS M Officer - Vice President OPT+S $31.63 9,000 $284,680 5,000 0.0%
2003-12-12 19:07 2003-12-10 WIMMER JAMES R Director SELL $32.53 3,000 $97,590 0 -100.0%
2003-12-11 23:03 2003-12-10 BRINKERHOFF ELIZABETH Officer - Vice President SELL $32.50 10,000 $325,000 30,321 -24.8%
2003-12-08 23:15 2003-12-05 MCKENNA RICHARD J Director, Officer - Vice President OPT+S $31.45 5,000 $157,250 55,820 0.0%
2003-11-27 01:23 2003-11-26 BRANIFF JAMES J III Director, Officer - Vice President OPT+S $30.99 14,000 $433,860 157,056 0.0%
2003-11-18 19:55 2003-11-17 DURKIN JAMES W JR Director, Officer - Vice President SELL $31.59 45,300 $1,431,244 175,074 -20.6%
2003-10-30 23:29 2003-10-30 MCKENNA RICHARD J Director, Officer - Vice President SELL $28.65 1,460 $41,829 52,820 -2.7%
2003-08-12 23:46 2003-08-11 HAND ELBERT O Director BUY $26.84 2,000 $53,680 2,000 +100.0%
SHOW ENTRIES

How to Interpret $AJG Trades

Not every insider transaction in Arthur J. Gallagher & Co. is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $AJG shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.

Data Source & Accuracy for AJG

Insider activity data for Arthur J. Gallagher & Co. is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $AJG, allowing you to follow the capital of those with the most intimate knowledge of the company.

UNDERSTANDING THE DATA

FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.

TRADE DATE: The actual day the insider executed the purchase or sale in the market.

INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.

OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.

CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.

TRADE TYPES DEFINITIONS

BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.

SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.

OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.