3M CO (MMM) Institutional Ownership Changes & 13F Activity

3M CO (MMM) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Mairs & Power Growth Fund, Sequoia Financial Advisors, Jensen Investment Management, and ARK Invest.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2019Dodge & Cox Stock FundSell-55016,371$3,402
Q1 2019Sequoia Financial AdvisorsBuy4285,759$1,197
Q1 2019ARK InvestSell-35245$51
Q4 2018Mairs & Power Growth FundBuy67,9531,741,526$331,830
Q4 2018Parnassus Endeavor FundSell-63,5393,523,741$671,414
Q4 2018FundsmithSell-47,2913,439,447$724,726
Q4 2018Tweedy, Browne Co All Funds (US)Sell-33,048356,101$67,851
Q4 2018First Eagle U.S. ValueBuy8,8404,269,631$813,535
Q4 2018Jensen Investment ManagementSell-7,8651,694,525$322,875
Q4 2018Dodge & Cox Stock FundSell-40016,921$3,224
Q4 2018ARK InvestSell-39280$53
Q4 2018Sequoia Financial AdvisorsBuy175,331$1,016
Q3 2018Jensen Investment ManagementBuy190,4651,702,390$358,711
Q3 2018Mairs & Power Growth FundBuy151,6561,673,573$352,639
Q3 2018FundsmithBuy88,5663,486,738$734,691
Q3 2018Tweedy, Browne Co All Funds (US)Sell-19,703389,149$81,998
Q3 2018Parnassus Endeavor FundSell-2,4823,587,280$755,876
Q3 2018Greenhaven AssociatesSell-2,45350,000$10,536
Q3 2018First Eagle U.S. ValueBuy1,9734,260,791$897,791
Q3 2018Dodge & Cox Stock FundSell-70017,321$3,650
Q3 2018Gardner Russo & QuinnSell-2851,140$240
Q3 2018Sequoia Financial AdvisorsBuy475,314$1,120
Q3 2018ARK InvestBuy25319$67
Q2 2018Parnassus Endeavor FundBuy3,589,7623,589,762$706,178
Q2 2018FundsmithBuy695,7603,398,172$668,488
Q2 2018Jensen Investment ManagementBuy132,5501,511,925$297,426
Q2 2018Mairs & Power Growth FundBuy107,9601,521,917$299,391
Q2 2018Tweedy, Browne Co All Funds (US)Sell-9,699408,852$80,429
Q2 2018First Eagle U.S. ValueSell-6,7124,258,818$837,795
Q2 2018Greenhaven AssociatesBuy2,45352,453$10,319

Frequently asked questions about MMM activity

  • Which institutional owners are buying MMM?

    Institutional owners buying MMM 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 MMM activity?

    "Buy" means an investor increased their reported position in MMM compared to the prior reporting period. This reflects growing exposure to 3M CO (MMM) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in MMM increasing?

    Institutional interest in MMM 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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