AJG Insider Trading

Insider Ownership Percentage: 1.40%
Insider Buying (Last 12 Months): $988,480.00
Insider Selling (Last 12 Months): $19,552,039.00

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: $250.47
Price Change: Price Increase of +2.41 (0.97%)
As of 08/5/2026 01:45 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
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  
9/19/2023Douglas K. HowellCFOSell15,000$234.94$3,524,100.00127,942View SEC Filing Icon  
9/15/2023David S. JohnsonDirectorSell1,000$230.15$230,150.0045,538View SEC Filing Icon  
9/15/2023Walter D. BayGeneral CounselSell21,800$232.00$5,057,600.0044,691View SEC Filing Icon  
8/28/2023Douglas K. HowellCFOSell4,588$228.92$1,050,284.96127,942View SEC Filing Icon  
8/25/2023Christopher E. MeadVPSell3,300$226.14$746,262.0010,816View SEC Filing Icon  
8/24/2023Douglas K. HowellCFOSell30,000$225.99$6,779,700.00164,371View 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
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
7/6/2026Somerset Trust Co1,005$0.23M0.1%-5.4%0.000%Search for SEC Filing on Google Icon
7/2/2026MassMutual Private Wealth & Trust FSB931$0.21M0.0%-5.0%0.000%Search for SEC Filing on Google Icon
7/2/2026Versant Capital Management Inc293$67K0.0%-25.8%0.000%Search for SEC Filing on Google Icon
7/2/2026CX Institutional2,651$0.61M0.0%+54.6%0.001%Search for SEC Filing on Google Icon
7/1/2026Eastern Bank1,465$0.34M0.0%-31.9%0.001%Search for SEC Filing on Google Icon
6/22/2026Sapient Capital LLC1,709$0.37M0.0%N/A0.001%Search for SEC Filing on Google Icon
6/8/2026Pine Valley Investments Ltd Liability Co8,725$1.89M0.1%+32.7%0.003%Search for SEC Filing on Google Icon
6/3/2026Parallel Advisors LLC4,110$0.89M0.0%+13.7%0.002%Search for SEC Filing on Google Icon
6/3/2026NewEdge Advisors LLC38,225$8.28M0.0%-11.3%0.015%Search for SEC Filing on Google Icon
6/1/2026First Nebraska Trust Co13,604$2.95M0.3%N/A0.005%Search for SEC Filing on Google Icon
5/28/2026Carlson Capital L.P.1,600$0.35M0.1%N/A0.001%Search for SEC Filing on Google Icon
5/27/2026Allen Capital Group LLC2,161$0.47M0.0%+14.0%0.001%Search for SEC Filing on Google Icon
5/26/2026Glenmede Trust Co. NA25,700$5.57M0.0%+166.2%0.010%Search for SEC Filing on Google Icon
5/26/2026Axiom Investment Management LLC127$28K0.0%N/A0.000%Search for SEC Filing on Google Icon
5/21/2026Montchanin Asset Management LLC2,000$0.43M0.4%N/A0.001%Search for SEC Filing on Google Icon
5/21/2026Vestor Capital LLC2,045$0.44M0.0%-44.4%0.001%Search for SEC Filing on Google Icon
5/19/2026Paragon Private Wealth Management LLC2,078$0.45M0.1%-9.2%0.001%Search for SEC Filing on Google Icon
5/19/2026Bank of America Corp DE1,854,488$401.65M0.0%+23.0%0.722%Search for SEC Filing on Google Icon
5/19/2026Janus Henderson Group PLC1,970,990$426.89M0.2%+5.4%0.767%Search for SEC Filing on Google Icon
5/19/2026Strategic Investment Advisors MI752$0.17M0.0%N/A0.000%Search for SEC Filing on Google Icon
5/18/2026Amundi939,835$203.55M0.1%+1.0%0.366%Search for SEC Filing on Google Icon
5/18/2026California State Teachers Retirement System369,074$79.93M0.1%-2.5%0.144%Search for SEC Filing on Google Icon
5/18/2026Royal Bank of Canada484,330$104.90M0.0%+3.2%0.189%Search for SEC Filing on Google Icon
5/18/2026Empowered Funds LLC25,290$5.48M0.0%+15.2%0.010%Search for SEC Filing on Google Icon
5/18/2026Evelyn Partners Investment Management Services Ltd27,000$5.85M0.7%N/A0.011%Search for SEC Filing on Google Icon
5/18/2026Evercore Wealth Management LLC3,464$0.75M0.0%-6.0%0.001%Search for SEC Filing on Google Icon
5/16/2026The Manufacturers Life Insurance Company322,634$69.88M0.1%-24.1%0.126%Search for SEC Filing on Google Icon
5/16/2026KCM Investment Advisors LLC1,337$0.29M0.0%+16.8%0.001%Search for SEC Filing on Google Icon
5/16/2026Quantinno Capital Management LP156,950$33.99M0.1%+34.1%0.061%Search for SEC Filing on Google Icon
5/16/2026Polar Asset Management Partners Inc.19,000$4.12M0.1%N/A0.007%Search for SEC Filing on Google Icon
5/16/2026SummitTX Capital L.P.6,493$1.41M0.0%N/A0.003%Search for SEC Filing on Google Icon
5/16/2026Lazard Asset Management LLC329,019$71.26M0.1%+59.5%0.128%Search for SEC Filing on Google Icon
5/15/2026Gateway Wealth Partners LLC1,531$0.33M0.0%N/A0.001%Search for SEC Filing on Google Icon
5/15/2026Quadcap Wealth Management LLC1,154$0.25M0.0%-11.4%0.000%Search for SEC Filing on Google Icon
5/15/2026Delta Global Management LP1,680$0.36M0.0%-74.6%0.001%Search for SEC Filing on Google Icon
5/15/2026OMERS ADMINISTRATION Corp10,388$2.25M0.0%+34.5%0.004%Search for SEC Filing on Google Icon
5/15/202644 Wealth Management LLC4,641$1.01M0.4%N/A0.002%Search for SEC Filing on Google Icon
5/15/2026Bradley Foster & Sargent Inc. CT2,690$0.58M0.0%-79.0%0.001%Search for SEC Filing on Google Icon
5/15/2026Gtcr LLC2,373,773$514.11M13.6%N/A0.924%Search for SEC Filing on Google Icon
5/15/2026Waverly Advisors LLC5,690$1.23M0.0%+10.1%0.002%Search for SEC Filing on Google Icon
5/15/2026Unisphere Establishment635,700$137.68M1.2%-1.4%0.247%Search for SEC Filing on Google Icon
5/15/2026Entropy Technologies LP24,482$5.30M0.2%N/A0.010%Search for SEC Filing on Google Icon
5/14/2026Healthcare of Ontario Pension Plan Trust Fund16,138$3.50M0.0%-28.8%0.006%Search for SEC Filing on Google Icon
5/14/2026Dai ichi Life Insurance Company Ltd11,007$2.38M0.1%-1.4%0.004%Search for SEC Filing on Google Icon
5/14/2026Renaissance Technologies LLC76,600$16.59M0.0%+1,673.1%0.030%Search for SEC Filing on Google Icon
5/14/2026Gabelli Funds LLC2,783$0.60M0.0%-13.5%0.001%Search for SEC Filing on Google Icon
5/14/2026Gamco Investors INC. ET AL1,077$0.23M0.0%-15.1%0.000%Search for SEC Filing on Google Icon
5/14/2026Hilltop Holdings Inc.1,318$0.29M0.0%-87.1%0.001%Search for SEC Filing on Google Icon
5/14/2026GC Wealth Management RIA LLC2,196$0.48M0.0%-3.1%0.001%Search for SEC Filing on Google Icon
5/14/2026Public Employees Retirement System of Ohio100,800$21.83M0.1%-0.4%0.039%Search for SEC Filing on Google Icon
5/14/2026Compound Planning Inc.1,588$0.34M0.0%+21.6%0.001%Search for SEC Filing on Google Icon
5/14/2026Keebeck Wealth Management3,938$0.85M0.1%-74.5%0.002%Search for SEC Filing on Google Icon
5/14/2026Arrowstreet Capital Limited Partnership29,178$6.32M0.0%N/A0.011%Search for SEC Filing on Google Icon
5/14/2026Inceptionr LLC3,720$0.81M0.2%-7.1%0.001%Search for SEC Filing on Google Icon
5/14/2026Bank of Nova Scotia35,783$7.75M0.0%-11.5%0.014%Search for SEC Filing on Google Icon
5/14/2026Sei Investments Co.289,267$62.65M0.1%+36.1%0.113%Search for SEC Filing on Google Icon
5/14/2026Lido Advisors LLC14,348$3.11M0.0%+67.7%0.006%Search for SEC Filing on Google Icon
5/13/2026Cetera Investment Advisers70,403$15.25M0.0%-22.1%0.027%Search for SEC Filing on Google Icon
5/13/2026Alpha Family Trust1,025$0.22M0.1%N/A0.000%Search for SEC Filing on Google Icon
5/13/2026Bowie Capital Management LLC438,928$95.06M3.5%+91.3%0.171%Search for SEC Filing on Google Icon
5/13/2026Measured Wealth Private Client Group LLC549$0.12M0.0%-11.9%0.000%Search for SEC Filing on Google Icon
5/13/2026Signature Equity Partners LLC222$48K0.0%-62.2%0.000%Search for SEC Filing on Google Icon
5/13/2026NewEdge Wealth LLC1,784$0.39M0.0%-55.2%0.001%Search for SEC Filing on Google Icon
5/13/2026First Citizens Bank & Trust Co.1,470$0.32M0.0%-9.3%0.001%Search for SEC Filing on Google Icon
5/13/2026CI Investments Inc.54,053$11.71M0.1%+4.3%0.021%Search for SEC Filing on Google Icon
5/13/2026First Trust Advisors LP170,126$36.85M0.0%+904.3%0.066%Search for SEC Filing on Google Icon
5/12/2026ABN Amro Investment Solutions12,501$2.71M0.0%+0.8%0.005%Search for SEC Filing on Google Icon
5/8/2026PNC Financial Services Group Inc.119,356$25.85M0.0%+37.3%0.046%Search for SEC Filing on Google Icon
5/8/2026Andra AP fonden12,347$2.67M0.0%-67.7%0.005%Search for SEC Filing on Google Icon
5/8/2026Cassaday & Co Wealth Management LLC133$29K0.0%N/A0.000%Search for SEC Filing on Google Icon
5/8/2026Commerzbank Aktiengesellschaft FI2,700$0.59M0.0%+60.6%0.001%Search for SEC Filing on Google Icon
5/7/2026Meeder Advisory Services Inc.5,678$1.23M0.1%+21.2%0.002%Search for SEC Filing on Google Icon
5/7/2026WCM Investment Management LLC2,362,513$510.19M1.2%-0.7%0.919%Search for SEC Filing on Google Icon
5/7/2026Dimensional Fund Advisors LP853,192$184.78M0.0%+5.9%0.332%Search for SEC Filing on Google Icon
5/7/2026Parallel Advisors LLC4,110$0.89M0.0%+13.7%0.002%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: $250.47
Low: $247.57
High: $252.29

50 Day Range

MA: $233.42
Low: $201.23
High: $268.92

52 Week Range

Now: $250.47
Low: $190.75
High: $313.55

Volume

315,983 shs

Average Volume

2,053,662 shs

Market Capitalization

$64.35 billion

P/E Ratio

41.53

Dividend Yield

1.13%

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. Professional Advisory Services Inc. — 0.04%
  2. Czech National Bank — 0.03%
  3. Renaissance Investment Group LLC — 0.02%
  4. Cardinal Capital Management Inc. — 0.02%
  5. PensionDanmark Pensionsforsikringsaktieselskab — 0.01%
  6. Assenagon Asset Management S.A. — 0.01%
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. Assenagon Asset Management S.A.
  2. Legacy Wealth Management LLC MS
  3. SFM LLC
  4. Eastern Bank
  5. Hennion & Walsh Asset Management Inc.
  6. Moody National Bank Trust Division
  7. Beacon Investment Advisory Services Inc.
  8. Rockland Trust Co.
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. Carderock Capital Management Inc.
  2. Professional Advisory Services Inc.
  3. Shayne & Jacobs LLC
  4. Czech National Bank
  5. PensionDanmark Pensionsforsikringsaktieselskab
  6. Avity Investment Management Inc.
  7. Renaissance Investment Group LLC
  8. Wealth Science Advisors LLC