AJG Insider Trading

Insider Ownership Percentage: 1.40%
Insider Buying (Last 12 Months): $988,480.00
Insider Selling (Last 12 Months): $18,198,061.00

Arthur J. Gallagher & Co. Insider Trading History Chart

This chart shows the insider buying and selling history at Arthur J. Gallagher & Co. by year and by quarter.

Skip ChartChart Data in Insider Trading History Table

Arthur J. Gallagher & Co. Share Price & Price History

Current Price: $272.96
Price Change: ▼ Price Decrease of -5.93 (-2.13%)
As of 11/3/2026 03:59 PM ET

This chart shows the closing price history over time for AJG up to the past year.

Skip Chart and Table DataPrice Data in Insider Trading History Table
Days: 30 | 90 | 365

Arthur J. Gallagher & Co. Insider Trading History

Transaction DateInsider NameTitleBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
9/15/2026Richard C. CaryCAOSell1,000$252.86$252,860.0046,819View SEC Filing Icon  
9/2/2026Scott R. HudsonVPSell12,000$264.13$3,169,560.0090,262View SEC Filing Icon  
8/24/2026Walter D. BayGeneral CounselSell12,000$270.08$3,240,960.0071,292View SEC Filing Icon  
8/19/2026Christopher E. MeadVPSell3,500$257.02$899,570.0022,223View SEC Filing Icon  
6/2/2026Richard C. CaryCAOSell3,000$206.00$618,000.0047,819View SEC Filing Icon  
3/6/2026Scott R. HudsonVPSell3,800$227.57$864,766.0085,920View SEC Filing Icon  
3/5/2026Christopher E. MeadVPSell4,000$227.12$908,480.0019,306View SEC Filing Icon  
12/23/2025Christopher E. MeadVPSell4,000$258.11$1,032,440.0017,327View SEC Filing Icon  
12/22/2025Douglas K. HowellCFOSell5,000$258.05$1,290,250.0095,777View SEC Filing Icon  
12/19/2025Walter D. BayGeneral CounselSell15,850$255.00$4,041,750.0079,549View SEC Filing Icon  
11/21/2025Christopher E. MeadVPSell1,250$250.74$313,425.0017,327View SEC Filing Icon  
11/18/2025Richard C. CaryCAOSell6,000$261.00$1,566,000.0050,668View SEC Filing Icon  
11/3/2025Michael Robert PeschVPBuy4,000$247.12$988,480.0041,849View SEC Filing Icon  
9/22/2025Douglas K. HowellCFOSell8,000$299.54$2,396,320.00100,777View SEC Filing Icon  
9/19/2025Douglas K. HowellCFOSell6,000$299.27$1,795,620.00108,777View SEC Filing Icon  
9/9/2025Douglas K. HowellCFOSell3,000$299.78$899,340.00114,777View SEC Filing Icon  
9/8/2025Scott R. HudsonVPSell12,855$297.60$3,825,648.0085,920View SEC Filing Icon  
5/21/2025Scott R. HudsonVPSell10,500$337.17$3,540,285.0091,175View SEC Filing Icon  
5/19/2025Susan E PietruchaInsiderSell13,500$344.13$4,645,755.0011,941View SEC Filing Icon  
5/16/2025David S. JohnsonDirectorSell1,000$342.04$342,040.0045,323View SEC Filing Icon  
3/21/2025Scott R. HudsonVPSell7,510$333.59$2,505,260.9090,020View SEC Filing Icon  
2/12/2025David S. JohnsonDirectorSell325$322.06$104,669.5044,783View SEC Filing Icon  
2/10/2025Richard C. CaryCAOSell10,000$322.99$3,229,900.0069,774View SEC Filing Icon  
2/3/2025Christopher E. MeadVPSell2,900$302.61$877,569.0014,674View SEC Filing Icon  
2/3/2025Sherry S. BarratDirectorSell2,500$304.33$760,825.0016,533View SEC Filing Icon  
10/28/2024Christopher E. MeadVPSell2,800$287.00$803,600.0014,674View SEC Filing Icon  
10/28/2024Douglas K. HowellCFOSell7,000$284.70$1,992,900.0075,963View SEC Filing Icon  
9/19/2024Douglas K. HowellCFOSell7,000$284.68$1,992,760.0075,963View SEC Filing Icon  
9/13/2024Michael Robert PeschPresidentSell7,100$296.20$2,103,020.0033,267View SEC Filing Icon  
8/8/2024Thomas Joseph GallagherPresidentSell15,000$282.96$4,244,400.00329,099View SEC Filing Icon  
8/1/2024Douglas K. HowellCFOSell8,710$285.07$2,482,959.7075,963View SEC Filing Icon  
7/30/2024Walter D. BayGeneral CounselSell6,335$284.06$1,799,520.1030,053View SEC Filing Icon  
6/18/2024Scott R. HudsonVPSell10,000$263.45$2,634,500.0093,730View SEC Filing Icon  
6/18/2024Walter D. BayGeneral CounselSell8,303$262.74$2,181,530.2236,388View SEC Filing Icon  
5/22/2024David S. JohnsonDirectorSell850$257.84$219,164.0045,108View SEC Filing Icon  
5/20/2024Walter D. BayGeneral CounselSell800$257.24$205,792.0044,691View SEC Filing Icon  
5/17/2024Douglas K. HowellCFOSell5,100$257.04$1,310,904.0075,852View SEC Filing Icon  
5/17/2024Walter D. BayGeneral CounselSell8,717$257.00$2,240,269.0044,691View SEC Filing Icon  
5/16/2024Richard C. CaryCAOSell3,395$254.00$862,330.0038,314View SEC Filing Icon  
5/10/2024Douglas K. HowellCFOSell16,000$248.41$3,974,560.0080,952View SEC Filing Icon  
3/18/2024Joel D. CavanessVPSell1,207$255.20$308,026.402,023View SEC Filing Icon  
3/12/2024Scott R. HudsonVPSell15,000$255.06$3,825,900.0096,709View SEC Filing Icon  
2/8/2024Thomas Joseph GallagherVPSell12,309$237.65$2,925,233.85322,797View SEC Filing Icon  
2/6/2024David S. JohnsonDirectorSell500$234.04$117,020.0045,038View SEC Filing Icon  
12/19/2023Douglas K. HowellCFOSell15,000$226.59$3,398,850.00102,942View SEC Filing Icon  
11/20/2023Douglas K. HowellCFOSell11,800$247.22$2,917,196.00117,942View SEC Filing Icon  
11/3/2023William F ZiebellVPSell20,067$241.22$4,840,561.7435,228View SEC Filing Icon  
See Full Table

SEC Filings (Institutional Ownership Changes) for Arthur J. Gallagher & Co. (NYSE:AJG)

85.53% of Arthur J. Gallagher & Co. stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

This chart shows the instiutional buying and selling at AJG by year and by quarter.

Skip Institutional Buying and Selling Chart and Table DataRead Chart Data in Institutional Trading History Table

Arthur J. Gallagher & Co. Institutional Trading History

Reporting DateHedge FundShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/3/2026Pictet Asset Management Holding SA108,392$24.73M0.0%-0.6%0.042%Search for SEC Filing on Google Icon
11/3/2026Allen Investment Management LLC3,242$0.74M0.0%-1.5%0.001%Search for SEC Filing on Google Icon
11/3/2026Parallel Advisors LLC4,287$0.98M0.0%+1.2%0.002%Search for SEC Filing on Google Icon
11/3/2026United Advisor Group LLC952$0.22M0.0%N/A0.000%Search for SEC Filing on Google Icon
11/3/2026Ashton Thomas Private Wealth LLC3,167$0.72M0.0%-2.4%0.001%Search for SEC Filing on Google Icon
11/3/2026Heritage Family Offices LLP660$0.15M0.0%N/A0.000%Search for SEC Filing on Google Icon
11/3/2026Calamos Advisors LLC85,701$19.55M0.1%+2.1%0.033%Search for SEC Filing on Google Icon
11/2/2026Alta Advisers Ltd1,919$0.44M0.1%+96.2%0.001%Search for SEC Filing on Google Icon
11/2/2026Principle Wealth Partners LLC5,274$1.20M0.1%+343.6%0.002%Search for SEC Filing on Google Icon
11/2/2026Kestra Advisory Services LLC53,729$13.14M0.0%+25.3%0.021%Search for SEC Filing on Google Icon
11/2/2026Quadcap Wealth Management LLC1,236$0.28M0.0%+5.7%0.000%Search for SEC Filing on Google Icon
11/2/2026Commonwealth Equity Services LLC81,777$18.65M0.0%+120.6%0.032%Search for SEC Filing on Google Icon
10/31/2026Chicago Partners Investment Group LLC21,672$5.81M0.1%+0.9%0.008%Search for SEC Filing on Google Icon
10/31/2026Ascent Group LLC7,741$1.77M0.1%+1.6%0.003%Search for SEC Filing on Google Icon
10/31/2026Caldwell Trust Co495$0.11M0.0%-52.6%0.000%Search for SEC Filing on Google Icon
10/30/2026Rakuten Investment Management Inc.46,042$10.49M0.0%+9.5%0.018%Search for SEC Filing on Google Icon
10/30/2026AIA Group Ltd5,408$1.23M0.0%-34.7%0.002%Search for SEC Filing on Google Icon
10/30/2026Third View Private Wealth LLC4,407$1.01M0.1%-22.0%0.002%Search for SEC Filing on Google Icon
10/30/2026Provenance Wealth Advisors LLC1,265$0.29M0.0%+17,971.4%0.000%Search for SEC Filing on Google Icon
10/30/2026TrinityBridge Ltd1,181$0.27M0.0%+4.0%0.000%Search for SEC Filing on Google Icon
10/30/2026Mountain Pacific Investment Advisers LLC76,466$17.44M2.9%+1.4%0.030%Search for SEC Filing on Google Icon
10/30/2026Oregon Public Employees Retirement Fund31,512$7.19M0.1%-0.2%0.012%Search for SEC Filing on Google Icon
10/30/2026First Nebraska Trust Co16,967$3.87M0.3%N/A0.007%Search for SEC Filing on Google Icon
10/30/2026Torray Investment Partners LLC25,127$5.73M0.8%-4.4%0.010%Search for SEC Filing on Google Icon
10/30/2026Legacy Wealth Management LLC MS9,821$2.24M0.7%-6.8%0.004%Search for SEC Filing on Google Icon
10/30/2026Tucker Asset Management LLC1,144$0.26M0.1%-3.7%0.000%Search for SEC Filing on Google Icon
10/30/2026Garde Capital Inc.3,039$0.69M0.0%+42.1%0.001%Search for SEC Filing on Google Icon
10/30/2026Next Level Wealth Planning LLC445$0.10M0.0%N/A0.000%Search for SEC Filing on Google Icon
10/30/2026Signature Equity Partners LLC175$40K0.0%+78.6%0.000%Search for SEC Filing on Google Icon
10/29/2026Welch Group LLC264,798$60.40M2.1%+1.0%0.103%Search for SEC Filing on Google Icon
10/29/2026Bank Julius Baer & Co. Ltd Zurich504,047$114.95M0.3%+0.3%0.197%Search for SEC Filing on Google Icon
10/29/2026Virtue Capital Management LLC1,829$0.42M0.1%-37.9%0.001%Search for SEC Filing on Google Icon
10/29/2026Greenleaf Trust2,295$0.52M0.0%-10.0%0.001%Search for SEC Filing on Google Icon
10/29/2026Nippon Life Global Investors Americas Inc.141,110$32.19M1.3%N/A0.055%Search for SEC Filing on Google Icon
10/29/2026Sumitomo Mitsui Trust Group Inc.536,693$122.43M0.1%-3.3%0.209%Search for SEC Filing on Google Icon
10/29/2026Mirae Asset Global Investments Co. Ltd.79,616$18.16M0.0%N/A0.031%Search for SEC Filing on Google Icon
10/29/2026Profund Advisors LLC2,387$0.54M0.0%+10.9%0.001%Search for SEC Filing on Google Icon
10/29/2026ProShare Advisors LLC53,404$12.18M0.0%-1.0%0.021%Search for SEC Filing on Google Icon
10/29/2026Vise Technologies Inc.6,881$1.57M0.0%+9.5%0.003%Search for SEC Filing on Google Icon
10/29/2026Cidel Asset Management Inc.881$0.20M0.0%N/A0.000%Search for SEC Filing on Google Icon
10/29/2026MGO One Seven LLC6,989$1.59M0.0%+0.6%0.003%Search for SEC Filing on Google Icon
10/29/2026Aprio Wealth Management LLC3,430$0.78M0.0%+2.4%0.001%Search for SEC Filing on Google Icon
10/29/2026Modera Wealth Management LLC1,301$0.30M0.0%-6.3%0.001%Search for SEC Filing on Google Icon
10/29/2026State of Wyoming4,018$0.92M0.1%N/A0.002%Search for SEC Filing on Google Icon
10/28/2026Raleigh Capital Management Inc.1,493$0.34M0.1%-2.9%0.001%Search for SEC Filing on Google Icon
10/28/2026Payden & Rygel58,460$13.34M1.0%-0.3%0.023%Search for SEC Filing on Google Icon
10/28/2026Renaissance Investment Group LLC45,771$10.44M2.1%+4.4%0.018%Search for SEC Filing on Google Icon
10/28/2026Everett Harris & Co. CA4,465$1.02M0.0%-1.3%0.002%Search for SEC Filing on Google Icon
10/28/2026Choreo LLC17,147$3.91M0.0%-5.5%0.007%Search for SEC Filing on Google Icon
10/28/2026BOKF NA610$0.14M0.0%-63.2%0.000%Search for SEC Filing on Google Icon
10/28/2026ICW Investment Advisors LLC1,151$0.26M0.1%-5.4%0.000%Search for SEC Filing on Google Icon
10/28/2026Pinnacle Wealth Planning Services Inc.6,732$1.54M0.1%-0.8%0.000%Search for SEC Filing on Google Icon
10/28/2026North Dakota State Investment Board7,809$1.78M0.1%+3.6%0.000%Search for SEC Filing on Google Icon
10/28/2026VestGen Advisors LLC2,278$0.52M0.0%-24.2%0.000%Search for SEC Filing on Google Icon
10/27/2026Laurel Wealth Advisors LLC438$100K0.0%N/A0.000%Search for SEC Filing on Google Icon
10/27/2026Conning Inc.981$0.22M0.0%+4.4%0.000%Search for SEC Filing on Google Icon
10/27/2026Sigma Investment Counselors Inc.31,392$7.16M0.3%+16.7%0.012%Search for SEC Filing on Google Icon
10/27/2026Victory Financial Group LLC889$0.20M0.0%N/A0.000%Search for SEC Filing on Google Icon
10/27/2026Busey Bank40,404$9.22M0.2%-8.3%0.016%Search for SEC Filing on Google Icon
10/27/2026Asset Management One Co. Ltd.123,428$28.16M0.1%+3.0%0.048%Search for SEC Filing on Google Icon
10/26/2026Penobscot Investment Management Company Inc.1,530$0.35M0.0%+22.4%0.001%Search for SEC Filing on Google Icon
10/26/2026Arthur M. Cohen & Associates LLC9,528$2.17M0.3%-18.5%0.004%Search for SEC Filing on Google Icon
10/26/2026Park Avenue Securities LLC8,645$1.97M0.0%+18.9%0.003%Search for SEC Filing on Google Icon
10/26/2026Segment Wealth Management LLC48,630$11.09M0.6%+1.4%0.019%Search for SEC Filing on Google Icon
10/26/2026Sage Investment Counsel LLC3,228$0.74M0.7%N/A0.001%Search for SEC Filing on Google Icon
10/26/2026Davidson Kahn Capital Management LLC100,200$22.86M9.0%N/A0.039%Search for SEC Filing on Google Icon
10/24/2026Apollon Wealth Management LLC16,579$3.78M0.0%+22.8%0.006%Search for SEC Filing on Google Icon
10/24/2026Leeward Financial Partners LLC1,381$0.32M0.1%-11.5%0.001%Search for SEC Filing on Google Icon
10/24/2026Financial Management Professionals Inc.848$0.19M0.0%+2,394.1%0.000%Search for SEC Filing on Google Icon
10/24/2026Compass Ion Advisors LLC28,144$6.42M0.5%+1,026.7%0.011%Search for SEC Filing on Google Icon
10/24/2026Trueblood Wealth Management LLC8,106$1.92M0.7%+9.0%0.003%Search for SEC Filing on Google Icon
10/23/2026Signaturefd LLC4,785$1.13M0.0%+20.2%0.002%Search for SEC Filing on Google Icon
10/23/2026Citizens Financial Group Inc. RI4,836$1.10M0.0%+101.4%0.002%Search for SEC Filing on Google Icon
10/23/2026Brookmont Capital Management15,517$3.54M2.0%+0.6%0.006%Search for SEC Filing on Google Icon
10/23/2026Sowell Financial Services LLC1,157$0.26M0.0%+3.4%0.000%Search for SEC Filing on Google Icon
10/23/2026Ascent Wealth Partners LLC3,019$0.69M0.1%-2.6%0.001%Search for SEC Filing on Google Icon
10/23/2026Taylor Frigon Capital Management LLC7,108$1.62M0.8%-1.5%0.003%Search for SEC Filing on Google Icon
10/23/2026Evergreen Capital Management LLC7,826$1.79M0.0%+132.4%0.003%Search for SEC Filing on Google Icon
10/23/2026Manchester Capital Management LLC411$94K0.0%-10.8%0.000%Search for SEC Filing on Google Icon
10/23/2026Farmers & Merchants Investments Inc.3,927$0.90M0.0%+2,589.7%0.002%Search for SEC Filing on Google Icon
10/23/2026Lawson Kroeker Investment Management Inc. NE176,899$40.35M12.4%+166.6%0.069%Search for SEC Filing on Google Icon
10/23/2026Wedbush Securities Inc.2,042$0.47M0.0%N/A0.001%Search for SEC Filing on Google Icon
10/23/2026Sterling Capital Management LLC2,500$0.58M0.0%+158.3%0.001%Search for SEC Filing on Google Icon
10/23/2026James Investment Research Inc.13,576$3.10M0.3%-4.4%0.005%Search for SEC Filing on Google Icon
10/23/2026Carderock Capital Management Inc.20,947$4.78M1.2%+28.3%0.008%Search for SEC Filing on Google Icon
10/22/2026Yousif Capital Management LLC30,296$7.46M0.1%+22.5%0.012%Search for SEC Filing on Google Icon
10/22/2026Brookstone Capital Management6,644$1.52M0.0%+55.7%0.003%Search for SEC Filing on Google Icon
10/22/2026E. Ohman J or Asset Management AB6,763$1.54M0.0%-25.4%0.003%Search for SEC Filing on Google Icon
10/22/2026SBI Securities Co. Ltd.166$38K0.0%+245.8%0.000%Search for SEC Filing on Google Icon
10/22/2026Woodward Diversified Capital LLC2,540$0.58M0.2%-7.5%0.001%Search for SEC Filing on Google Icon
10/22/2026Shayne & Jacobs LLC7,920$1.81M0.5%-0.5%0.003%Search for SEC Filing on Google Icon
10/21/2026Cooke & Bieler LP506,205$115.47M1.7%-34.2%0.198%Search for SEC Filing on Google Icon
10/21/2026Axxcess Wealth Management LLC1,385$0.32M0.0%-53.3%0.001%Search for SEC Filing on Google Icon
10/21/2026Ellis Investment Partners LLC3,650$0.83M0.1%-1.8%0.001%Search for SEC Filing on Google Icon
10/21/2026Englebert Financial Advisers LLC3,290$0.75M0.7%-13.6%0.001%Search for SEC Filing on Google Icon
10/21/2026Quadrant Capital Group LLC6,019$1.37M0.0%+30.8%0.002%Search for SEC Filing on Google Icon
10/21/2026Physician Wealth Advisors Inc.148$34K0.0%+57.4%0.000%Search for SEC Filing on Google Icon
10/21/2026Pinnacle Associates Ltd.6,416$1.46M0.0%+71.6%0.003%Search for SEC Filing on Google Icon
10/21/2026Nisa Investment Advisors LLC80,854$20.43M0.1%+29.3%0.032%Search for SEC Filing on Google Icon
10/21/2026Integrated Advisors Network LLC1,368$0.31M0.0%N/A0.001%Search for SEC Filing on Google Icon
Data available starting January 2016

See Full Table
Arthur J. Gallagher & Co. logo
Arthur J. Gallagher & Co. engages in the provision of insurance brokerage, reinsurance brokerage, consulting, and third-party claims settlement and administration services. It operates through the following segments: Brokerage, Risk Management, and Corporate. The Brokerage segment consists of retail and wholesale insurance brokerage operations. The Risk Management segment provides contract claim settlement and administration services. The Corporate segment manages clean energy and other investments. The company was founded by Arthur J. Gallagher in 1927 and is headquartered in Rolling Meadows, IL.
Read More on Arthur J. Gallagher & Co.

Today's Range

Now: $272.96
Low: $271.93
High: $278.83

50 Day Range

MA: $248.73
Low: $226.17
High: $279.22

52 Week Range

Now: $272.96
Low: $190.75
High: $281.53

Volume

2,082,975 shs

Average Volume

1,890,593 shs

Market Capitalization

$69.96 billion

P/E Ratio

41.74

Dividend Yield

1.04%

Beta

0.47

Who are the company insiders with the largest holdings of Arthur J. Gallagher & Co.?

Arthur J. Gallagher & Co.'s top insider shareholders include:
  1. Thomas Joseph Gallagher (President)
  2. Thomas Joseph Gallagher (VP)
  3. Douglas K Howell (CFO)
  4. Joel D Cavaness (VP)
  5. Scott R Hudson (VP)
  6. Walter D Bay (General Counsel)
  7. Richard C Cary (CAO)
  8. J Patrick Gallagher Jr (CEO)
  9. David S Johnson (Director)
  10. William L Bax (Director)
Learn More about top insider investors at Arthur J. Gallagher & Co..

Who are the major institutional investors of Arthur J. Gallagher & Co.?

Arthur J. Gallagher & Co.'s top institutional shareholders include:
  1. Sumitomo Mitsui Trust Group Inc. — 0.21%
  2. Cooke & Bieler LP — 0.20%
  3. Bank Julius Baer & Co. Ltd Zurich — 0.20%
  4. Assenagon Asset Management S.A. — 0.11%
  5. Welch Group LLC — 0.10%
  6. Fort Washington Investment Advisors Inc. OH — 0.10%
Learn More about top institutional investors of Arthur J. Gallagher & Co. stock.

Which major investors are selling Arthur J. Gallagher & Co. stock?

Within the last quarter, AJG stock was sold by these institutional investors:
  1. Cooke & Bieler LP
  2. Talbot Financial LLC
  3. Sumitomo Mitsui Trust Group Inc.
  4. James Hambro & Partners LLP
  5. Tompkins Financial Corp
  6. Busey Bank
  7. AIA Group Ltd
  8. E. Ohman J or Asset Management AB
In the last year, company insiders that have sold Arthur J. Gallagher & Co. company stock include:
  1. Douglas K Howell (CFO)
  2. Scott R Hudson (VP)
  3. Walter D Bay (General Counsel)
  4. Richard C Cary (CAO)
  5. Christopher E Mead (VP)
Learn More investors selling Arthur J. Gallagher & Co. stock.

Which major investors are buying Arthur J. Gallagher & Co. stock?

In the previous quarter, AJG stock was bought by institutional investors including:
  1. Assenagon Asset Management S.A.
  2. Nippon Life Global Investors Americas Inc.
  3. Heffernan Advisory Inc.
  4. CWA Asset Management Group LLC
  5. Lawson Kroeker Investment Management Inc. NE
  6. Davidson Kahn Capital Management LLC
  7. Mirae Asset Global Investments Co. Ltd.
  8. Commonwealth Equity Services LLC