ARTHUR J GALLAGHER & CO (AJG) Institutional Ownership Changes & 13F Activity

ARTHUR J GALLAGHER & CO (AJG). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Dodge & Cox Stock Fund, Eagle Capital Management, Viking Global Investors, Renaissance Technologies LLC, and Sequoia Financial Advisors.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q2 2021Renaissance Technologies LLCBuy131,990316,290$44,306
Q2 2021Sequoia Financial AdvisorsSell-232,214$310
Q1 2021Sequoia Financial AdvisorsBuy2,2372,237$279
Q3 2020Renaissance Technologies LLCBuy200184,300$19,458
Q2 2020Renaissance Technologies LLCBuy88,700184,100$17,948
Q1 2020Viking Global InvestorsBuy682,9211,158,751$94,450
Q1 2020Renaissance Technologies LLCBuy7,60095,400$7,776
Q4 2019Renaissance Technologies LLCSell-54,50087,800$8,361
Q3 2019Renaissance Technologies LLCSell-94,400142,300$12,746
Q2 2019Renaissance Technologies LLCSell-130,700236,700$20,733
Q1 2019Viking Global InvestorsSell-724,969475,830$37,162
Q1 2019Renaissance Technologies LLCBuy230,300367,400$28,694
Q4 2018Viking Global InvestorsSell-35,0501,200,799$88,499
Q3 2018Viking Global InvestorsSell-499,1601,235,849$91,997
Q3 2018Renaissance Technologies LLCSell-295,200137,100$10,206
Q2 2018Viking Global InvestorsBuy361,4411,735,009$113,261
Q1 2018Viking Global InvestorsBuy1,373,5681,373,568$94,405
Q1 2018Renaissance Technologies LLCBuy102,700432,300$29,712
Q4 2017Renaissance Technologies LLCBuy11,200329,600$20,857
Q3 2017Renaissance Technologies LLCSell-89,600318,400$19,598
Q2 2017Renaissance Technologies LLCBuy368,300408,000$23,358
Q1 2017Renaissance Technologies LLCSell-433,50039,700$2,245
Q4 2016Renaissance Technologies LLCBuy408,300473,200$24,587
Q2 2016Renaissance Technologies LLCSell-100,80064,900$3,089
Q1 2016Renaissance Technologies LLCBuy88,300165,700$7,370
Q4 2015Renaissance Technologies LLCSell-432,70077,400$3,169
Q3 2015Renaissance Technologies LLCBuy411,700510,100$21,057
Q2 2015Renaissance Technologies LLCSell-436,60098,400$4,654
Q1 2015Renaissance Technologies LLCSell-165,000535,000$25,011
Q4 2014Renaissance Technologies LLCBuy583,200700,000$32,956

Frequently asked questions about AJG activity

  • Which institutional owners are buying AJG?

    Institutional owners buying AJG include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in AJG activity?

    "Buy" means an investor increased their reported position in AJG compared to the prior reporting period. This reflects growing exposure to ARTHUR J GALLAGHER & CO (AJG) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in AJG increasing?

    Institutional interest in AJG can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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