Arthur J. Gallagher & Co.
    Insider Ownership

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    Current Insider Ownership

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    Gallagher Thomas JosephPresident
    Common StockNon-qualified Stock OptionNotional Stock UnitsPhantom Stock
    Mar 31, 2026Mar 1, 2026Jul 31, 2025Mar 31, 2026
    323,39164,90910,23320,214
    0.130.030.000.01
    63,927,94912,831,2112,022,9273,995,994
    Cavaness Joel DVice President
    Common StockNon-qualified Stock OptionNotional Stock UnitsPhantom Stock
    Apr 29, 2024Mar 18, 2024Jul 14, 2023Apr 29, 2024
    159,58147,7849,35295,617
    0.060.020.000.04
    31,546,0039,445,9411,848,79418,901,488
    Gallagher J Patrick JrCEO
    Common StockNon-qualified Stock OptionNotional Stock UnitsPhantom Stock
    Mar 31, 2026Mar 1, 2026Mar 3, 2026Mar 31, 2026
    123,962128,415153,073139,098
    0.050.050.060.05
    24,504,77625,385,07730,259,46227,496,869

    Insider Trading Trends

    Insider Transactions

    Voluntary Buys vs Sells

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    Historical Insider Trading (3-Years)

    10b5-1

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    Coldman David JohnCommon StockNoNoGrant
    ACQUIRE
    A
    0.00+1,110016,344May 12, 2026
    Johnson David SCommon StockNoNoGrant
    ACQUIRE
    A
    0.00+1,110047,150May 12, 2026
    Miskel Christopher C.Common StockNoNoGrant
    ACQUIRE
    A
    0.00+1,110010,448May 12, 2026