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: $214.45
Price Change: Price Increase of +0.394 (0.18%)
As of 06/18/2026 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
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
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 Company 322,634$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
5/7/2026Nelson Capital Management LLC12,908$2.80M0.3%-1.4%0.005%Search for SEC Filing on Google Icon
5/7/2026KBC Group NV122,358$26.50M0.1%-14.8%0.048%Search for SEC Filing on Google Icon
5/7/2026SEB Asset Management AB55,595$12.04M0.1%N/A0.022%Search for SEC Filing on Google Icon
5/7/2026Swiss National Bank753,660$163.23M0.1%+7.3%0.293%Search for SEC Filing on Google Icon
5/7/2026AIA Group Ltd18,195$3.94M0.1%-30.8%0.007%Search for SEC Filing on Google Icon
5/7/2026Mediolanum International Funds Ltd36,574$7.90M0.1%-14.0%0.014%Search for SEC Filing on Google Icon
5/7/2026Ascent Wealth Partners LLC3,705$0.80M0.1%-84.2%0.001%Search for SEC Filing on Google Icon
5/6/2026Annis Gardner Whiting Capital Advisors LLC147$32K0.0%-29.7%0.000%Search for SEC Filing on Google Icon
5/6/2026California Public Employees Retirement System789,499$170.99M0.1%+46.7%0.307%Search for SEC Filing on Google Icon
5/6/2026Gryphon Financial Partners LLC1,742$0.38M0.0%N/A0.001%Search for SEC Filing on Google Icon
5/6/2026Hamilton Point Investment Advisors LLC34,294$7.43M1.1%N/A0.013%Search for SEC Filing on Google Icon
5/6/2026Modera Wealth Management LLC1,496$0.32M0.0%-3.4%0.001%Search for SEC Filing on Google Icon
5/6/2026Assetmark Inc.86,198$18.67M0.0%+17.5%0.034%Search for SEC Filing on Google Icon
5/6/2026Angeles Wealth Management LLC1,170$0.25M0.0%-6.3%0.000%Search for SEC Filing on Google Icon
5/6/2026C WorldWide Group Holding A S3,381$0.73M0.0%-63.3%0.001%Search for SEC Filing on Google Icon
5/6/2026Financiere des Professionnels Fonds d investissement inc.19,392$4.20M0.2%N/A0.008%Search for SEC Filing on Google Icon
5/6/2026Avalon Trust Co185$40K0.0%N/A0.000%Search for SEC Filing on Google Icon
5/6/2026Allspring Global Investments Holdings LLC11,263$2.44M0.0%+0.8%0.004%Search for SEC Filing on Google Icon
5/6/2026Prosperity Consulting Group LLC4,570$0.99M0.0%-52.0%0.002%Search for SEC Filing on Google Icon
5/5/2026Wealthfront Advisers LLC29,119$6.31M0.0%-10.0%0.011%Search for SEC Filing on Google Icon
5/5/2026D.A. Davidson & CO.3,266$0.71M0.0%-4.8%0.001%Search for SEC Filing on Google Icon
5/5/2026Marks Group Wealth Management Inc29,959$6.49M0.6%-3.4%0.012%Search for SEC Filing on Google Icon
5/5/2026Bank of New York Mellon Corp1,287,455$278.84M0.1%-1.5%0.501%Search for SEC Filing on Google Icon
5/5/2026Journey Advisory Group LLC15,830$3.43M0.3%-6.6%0.006%Search for SEC Filing on Google Icon
5/5/2026Geneos Wealth Management Inc.24,616$5.33M0.1%-8.4%0.010%Search for SEC Filing on Google Icon
5/5/2026Harel Insurance Investments & Financial Services Ltd.3,651$0.79M0.0%-14.8%0.001%Search for SEC Filing on Google Icon
5/5/2026Sanctuary Advisors LLC16,653$3.61M0.0%-11.4%0.006%Search for SEC Filing on Google Icon
5/5/2026Checchi Capital Advisers LLC2,295$0.50M0.0%+10.7%0.001%Search for SEC Filing on Google Icon
5/5/2026Hartford Funds Management Co LLC3,433$0.74M0.1%+18.5%0.001%Search for SEC Filing on Google Icon
5/4/2026AMG National Trust Bank1,688$0.37M0.0%+20.6%0.001%Search for SEC Filing on Google Icon
5/4/2026Empirical Financial Services LLC d.b.a. Empirical Wealth Management984$0.21M0.0%N/A0.000%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: $214.45
Low: $211.29
High: $216.18

50 Day Range

MA: $210.65
Low: $191.98
High: $224.59

52 Week Range

Now: $214.45
Low: $190.75
High: $327.34

Volume

2,829,565 shs

Average Volume

1,681,929 shs

Market Capitalization

$55.09 billion

P/E Ratio

34.70

Dividend Yield

1.31%

Beta

0.52

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. Principal Financial Group Inc. — 1.26%
  2. Gtcr LLC — 0.92%
  3. WCM Investment Management LLC — 0.92%
  4. Janus Henderson Group PLC — 0.77%
  5. Bank of America Corp DE — 0.72%
  6. Bank of New York Mellon Corp — 0.50%
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. Campbell Newman Asset Management Inc.
  2. The Manufacturers Life Insurance Company
  3. Hsbc Holdings PLC
  4. Brookstone Capital Management
  5. Pictet Asset Management Holding SA
  6. Smithbridge Asset Management Inc. DE
  7. Ferguson Wellman Capital Management Inc.
  8. Andra AP fonden
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. Gtcr LLC
  2. Principal Financial Group Inc.
  3. Bank of America Corp DE
  4. California Public Employees Retirement System
  5. Bowie Capital Management LLC
  6. Fifth Third Bancorp
  7. First Trust Advisors LP
  8. Lazard Asset Management LLC