AJG Insider Trading

Insider Ownership Percentage: 1.40%
Insider Buying (Last 12 Months): $988,480.00
Insider Selling (Last 12 Months): $22,390,001.00

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: $239.30
Price Change: Price Decrease of -2.107 (-0.87%)
As of 09/18/2026 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  
10/31/2023Joel D. CavanessVPSell1,171$236.05$276,414.552,023View 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
9/9/2026Rench Wealth Management Inc.52,366$12.02M3.3%+1.1%0.020%Search for SEC Filing on Google Icon
9/9/2026Sequoia Financial Advisors LLC149,799$34.39M0.2%+7.1%0.058%Search for SEC Filing on Google Icon
9/9/2026Tidal Investments LLC638,601$146.60M0.3%+303.7%0.249%Search for SEC Filing on Google Icon
9/9/2026Van Hulzen Asset Management LLC14,687$3.37M0.2%-46.3%0.006%Search for SEC Filing on Google Icon
9/9/2026MCF Advisors LLC558$0.13M0.0%+97.9%0.000%Search for SEC Filing on Google Icon
9/9/2026Archford Capital Strategies LLC1,871$0.43M0.0%+2.4%0.001%Search for SEC Filing on Google Icon
9/9/2026National Pension Service516,323$118.53M0.1%+3.6%0.201%Search for SEC Filing on Google Icon
9/9/2026C WorldWide Group Holding A S2,708$0.62M0.0%-19.9%0.001%Search for SEC Filing on Google Icon
9/9/2026SVB Wealth LLC4,567$1.05M0.1%-1.7%0.002%Search for SEC Filing on Google Icon
9/9/2026Integrated Wealth Concepts LLC2,760$0.63M0.0%+6.1%0.001%Search for SEC Filing on Google Icon
9/9/2026RFG Advisory LLC2,869$0.66M0.0%+6.3%0.001%Search for SEC Filing on Google Icon
9/9/2026NewEdge Advisors LLC33,623$7.72M0.0%-12.0%0.013%Search for SEC Filing on Google Icon
9/9/2026IFP Advisors Inc1,440$0.33M0.0%-54.1%0.001%Search for SEC Filing on Google Icon
9/9/2026Roble Belko & Company Inc1,229$0.28M0.0%-14.1%0.000%Search for SEC Filing on Google Icon
9/9/2026Baird Financial Group Inc.46,221$10.61M0.0%+8.1%0.018%Search for SEC Filing on Google Icon
9/9/2026Beacon Investment Advisory Services Inc.250$57K0.0%-42.0%0.000%Search for SEC Filing on Google Icon
9/8/2026Allworth Financial LP3,332$0.77M0.0%-30.3%0.001%Search for SEC Filing on Google Icon
9/8/2026Arizona State Retirement System71,341$16.38M0.1%+1.4%0.028%Search for SEC Filing on Google Icon
9/8/2026Waverly Advisors LLC5,114$1.17M0.0%-10.1%0.002%Search for SEC Filing on Google Icon
9/8/2026Nykredit A S81,908$18.80M0.1%N/A0.032%Search for SEC Filing on Google Icon
9/4/2026Parkside Financial Bank & Trust811$0.19M0.0%+4.9%0.000%Search for SEC Filing on Google Icon
8/27/2026Corient Private Wealth LP96,002$22.04M0.0%+3.1%0.037%Search for SEC Filing on Google Icon
8/27/2026Tucker Asset Management LLC1,188$0.27M0.1%-10.1%0.000%Search for SEC Filing on Google Icon
8/26/2026Amundi799,475$183.54M0.0%-14.9%0.312%Search for SEC Filing on Google Icon
8/26/2026HighTower Advisors LLC44,081$10.12M0.0%-7.6%0.017%Search for SEC Filing on Google Icon
8/25/2026VIRGINIA RETIREMENT SYSTEMS ET Al15,626$3.59M0.0%N/A0.006%Search for SEC Filing on Google Icon
8/23/2026Wedmont Private Capital6,696$1.70M0.0%+94.4%0.003%Search for SEC Filing on Google Icon
8/23/2026HB Wealth Management LLC12,157$2.79M0.0%+25.4%0.005%Search for SEC Filing on Google Icon
8/23/2026Saudi Central Bank17,997$4.13M0.1%+89.9%0.007%Search for SEC Filing on Google Icon
8/22/2026Compass Financial Management LLC182$45K0.0%N/A0.000%Search for SEC Filing on Google Icon
8/22/2026Maloon Powers Pitre Higgins & Dennehy LLC2,217$0.51M0.2%N/A0.001%Search for SEC Filing on Google Icon
8/22/2026Markowski Investments528$0.12M0.0%N/A0.000%Search for SEC Filing on Google Icon
8/22/2026Raiffeisen Bank International AG8,442$1.92M0.0%+0.8%0.003%Search for SEC Filing on Google Icon
8/22/2026Investor s Fiduciary Advisor Network LLC912$0.21M0.1%-6.6%0.000%Search for SEC Filing on Google Icon
8/22/2026Tudor Financial Inc.1,425$0.33M0.1%+64.5%0.001%Search for SEC Filing on Google Icon
8/22/2026TD Waterhouse Canada Inc.22,035$5.29M0.0%+1.0%0.009%Search for SEC Filing on Google Icon
8/22/2026United Community Bank637$0.15M0.0%+31,750.0%0.000%Search for SEC Filing on Google Icon
8/22/2026Concurrent Investment Advisors LLC24,267$5.57M0.0%+128.9%0.009%Search for SEC Filing on Google Icon
8/22/2026NEOS Investment Management LLC41,756$9.59M0.0%+13.8%0.016%Search for SEC Filing on Google Icon
8/21/2026Alley Investment Management Company LLC9,809$2.25M0.3%-55.6%0.004%Search for SEC Filing on Google Icon
8/21/2026Nykredit A S89,335$20.51M0.1%N/A0.035%Search for SEC Filing on Google Icon
8/21/2026Tranquilli Financial Advisor LLC928$0.21M0.1%N/A0.000%Search for SEC Filing on Google Icon
8/21/2026B. Metzler seel. Sohn & Co. AG19,123$4.39M0.0%+52.6%0.007%Search for SEC Filing on Google Icon
8/21/2026Natural Investments LLC1,216$0.28M0.1%+27.2%0.000%Search for SEC Filing on Google Icon
8/20/2026Jackson Wealth Management LLC1,735$0.40M0.2%-93.4%0.001%Search for SEC Filing on Google Icon
8/20/2026Ancora Advisors LLC9,350$2.15M0.0%-3.4%0.004%Search for SEC Filing on Google Icon
8/20/2026Moore Capital Management LP18,504$4.25M0.1%N/A0.007%Search for SEC Filing on Google Icon
8/20/2026Sigma Planning Corp1,432$0.33M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/20/2026Benjamin Edwards Inc.132,485$30.42M0.3%-15.8%0.052%Search for SEC Filing on Google Icon
8/20/2026Alyeska Investment Group L.P.105,400$24.20M0.1%-37.8%0.041%Search for SEC Filing on Google Icon
8/20/2026Flputnam Investment Management Co.8,681$1.99M0.0%-0.5%0.003%Search for SEC Filing on Google Icon
8/20/2026Northwestern Mutual Wealth Management Co.9,401$2.16M0.0%-1.9%0.004%Search for SEC Filing on Google Icon
8/20/2026Private Management Group Inc.13,613$3.13M0.1%-9.7%0.005%Search for SEC Filing on Google Icon
8/20/2026Meiji Yasuda Life Insurance Co10,443$2.40M0.1%+27.6%0.004%Search for SEC Filing on Google Icon
8/20/2026Cullinan Associates Inc.17,500$4.02M0.3%N/A0.007%Search for SEC Filing on Google Icon
8/20/2026Greenleaf Trust2,549$0.59M0.0%-1.8%0.001%Search for SEC Filing on Google Icon
8/19/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC1,453,774$333.74M0.1%+0.3%0.567%Search for SEC Filing on Google Icon
8/19/2026Royal London Asset Management Ltd.145,448$33.39M0.1%-1.3%0.057%Search for SEC Filing on Google Icon
8/19/2026Mufg Securities Americas Inc.7,738$1.78M0.1%+8.8%0.003%Search for SEC Filing on Google Icon
8/19/2026Ferguson Wellman Capital Management Inc.44,277$10.17M0.1%-8.0%0.017%Search for SEC Filing on Google Icon
8/19/2026Nissay Asset Management Corp Japan193,547$44.43M0.2%+13.0%0.076%Search for SEC Filing on Google Icon
8/19/2026Hsbc Holdings PLC489,350$112.16M0.0%+6.5%0.191%Search for SEC Filing on Google Icon
8/19/2026Wellington Management Group LLP1,281,475$294.19M0.1%-50.4%0.500%Search for SEC Filing on Google Icon
8/18/2026Livforsakringsbolaget Skandia Omsesidigt1,806$0.41M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/18/2026Dearborn Partners LLC115,800$26.58M1.2%N/A0.045%Search for SEC Filing on Google Icon
8/18/2026Old North State Trust LLC8,041$1.85M0.9%N/A0.003%Search for SEC Filing on Google Icon
8/18/2026Public Employees Retirement System of Ohio95,014$21.81M0.1%N/A0.037%Search for SEC Filing on Google Icon
8/14/2026Dearborn Partners LLC125,858$27.26M1.5%N/A0.049%Search for SEC Filing on Google Icon
8/12/2026Heartland Bank & Trust Co3,492$0.80M0.2%N/A0.001%Search for SEC Filing on Google Icon
8/11/2026TrinityBridge Ltd1,136$0.26M0.0%N/A0.000%Search for SEC Filing on Google Icon
8/11/2026Madison Asset Management LLC72,448$16.63M0.2%N/A0.028%Search for SEC Filing on Google Icon
8/10/2026Danske Bank A S153,468$35.23M0.1%N/A0.060%Search for SEC Filing on Google Icon
8/7/2026Commerzbank Aktiengesellschaft FI2,442$0.56M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/7/2026Plato Investment Management Ltd1,340$0.31M0.0%N/A0.001%Search for SEC Filing on Google Icon
8/6/2026Bank of New York Mellon Corp1,260,984$289.48M0.0%N/A0.491%Search for SEC Filing on Google Icon
7/10/2026Cardinal Capital Management Inc.43,710$10.04M0.2%+1.3%0.017%Search for SEC Filing on Google Icon
7/10/2026Tema ETFs LLC4,880$1.12M0.0%+26.3%0.002%Search for SEC Filing on Google Icon
7/10/2026City Holding Co.982$0.23M0.0%-3.9%0.000%Search for SEC Filing on Google Icon
7/9/2026Wealth Science Advisors LLC1,829$0.42M0.2%+2,338.7%0.001%Search for SEC Filing on Google Icon
7/9/2026Sax Wealth Advisors LLC941$0.20M0.0%N/A0.000%Search for SEC Filing on Google Icon
7/9/2026Avity Investment Management Inc.2,057$0.47M0.0%N/A0.001%Search for SEC Filing on Google Icon
7/9/2026Hennion & Walsh Asset Management Inc.13,175$3.03M0.1%-2.4%0.005%Search for SEC Filing on Google Icon
7/9/2026Legacy Wealth Management LLC MS10,541$2.42M0.6%-21.9%0.004%Search for SEC Filing on Google Icon
7/9/2026Valeo Financial Advisors LLC2,952$0.68M0.0%+9.1%0.001%Search for SEC Filing on Google Icon
7/8/2026Rockland Trust Co.1,695$0.39M0.0%-9.6%0.001%Search for SEC Filing on Google Icon
7/8/2026Beacon Investment Advisory Services Inc.250$57K0.0%-42.0%0.000%Search for SEC Filing on Google Icon
7/8/2026Professional Advisory Services Inc.108,452$24.90M3.0%+11.7%0.042%Search for SEC Filing on Google Icon
7/8/2026Community Trust & Investment Co.17,288$3.97M0.2%+1.5%0.007%Search for SEC Filing on Google Icon
7/8/2026Renaissance Investment Group LLC43,844$10.07M2.0%+4.8%0.017%Search for SEC Filing on Google Icon
7/8/2026Czech National Bank73,124$16.79M0.1%+4.5%0.028%Search for SEC Filing on Google Icon
7/8/2026PensionDanmark Pensionsforsikringsaktieselskab35,708$8.20M0.1%+9.5%0.014%Search for SEC Filing on Google Icon
7/8/2026Assenagon Asset Management S.A.33,610$7.72M0.0%-46.0%0.013%Search for SEC Filing on Google Icon
7/8/2026Shayne & Jacobs LLC7,960$1.83M0.5%N/A0.003%Search for SEC Filing on Google Icon
7/7/2026SFM LLC2,701$0.62M0.3%-41.4%0.001%Search for SEC Filing on Google Icon
7/7/2026Dynamic Advisor Solutions LLC1,772$0.41M0.0%+3.9%0.001%Search for SEC Filing on Google Icon
7/7/2026Avior Wealth Management LLC4,873$1.12M0.0%+23.6%0.002%Search for SEC Filing on Google Icon
7/7/2026Arlington Partners LLC1,324$0.30M0.5%+17.8%0.001%Search for SEC Filing on Google Icon
7/7/2026Central Pacific Bank Trust Division2,600$0.60M0.1%+26.8%0.001%Search for SEC Filing on Google Icon
7/7/2026Moody National Bank Trust Division4,832$1.11M0.1%-4.6%0.002%Search for SEC Filing on Google Icon
7/7/2026Carderock Capital Management Inc.16,330$3.75M0.8%N/A0.006%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: $239.30
Low: $238.75
High: $241.93

50 Day Range

MA: $254.17
Low: $239.30
High: $271.99

52 Week Range

Now: $239.30
Low: $190.75
High: $313.55

Volume

1,707,712 shs

Average Volume

1,287,302 shs

Market Capitalization

$61.33 billion

P/E Ratio

39.69

Dividend Yield

1.16%

Beta

0.5

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. UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC — 0.57%
  2. Wellington Management Group LLP — 0.50%
  3. Bank of New York Mellon Corp — 0.49%
  4. Amundi — 0.31%
  5. Tidal Investments LLC — 0.25%
  6. National Pension Service — 0.20%
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. Wellington Management Group LLP
  2. Amundi
  3. Alyeska Investment Group L.P.
  4. Assenagon Asset Management S.A.
  5. Benjamin Edwards Inc.
  6. Jackson Wealth Management LLC
  7. Van Hulzen Asset Management LLC
  8. Alley Investment Management Company LLC
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. Bank of New York Mellon Corp
  2. Tidal Investments LLC
  3. Danske Bank A S
  4. Dearborn Partners LLC
  5. Dearborn Partners LLC
  6. Public Employees Retirement System of Ohio
  7. Nykredit A S
  8. Nykredit A S