3M CO (MMM) Stock Institutional Trading Activity


3M CO (MMM) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Mairs & Power Growth Fund, Jensen Investment Management, Sequoia Financial Advisors, Dodge & Cox Stock Fund, and ARK Invest. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2019Mairs & Power Growth FundBuy9,1461,920,916$338,888
Q3 2019ARK InvestBuy29274$45
Q3 2019Sequoia Financial AdvisorsSell-1,5595,816$956
Q3 2019Renaissance Technologies LLCBuy43,258107,300$17,640
Q3 2019Tweedy, Browne Co All Funds (US)Sell-920352,276$57,914
Q3 2019First Eagle U.S. ValueBuy681,6914,738,569$779,021
Q3 2019Jensen Investment ManagementBuy520,6072,817,277$463,160
Q3 2019Mairs & Power Growth FundBuy41,8481,911,770$314,295
Q2 2019Sequoia Financial AdvisorsBuy1,6167,375$1,278
Q2 2019Renaissance Technologies LLCSell-223,38564,042$11,101
Q2 2019Tweedy, Browne Co All Funds (US)Sell-2,013353,196$61,223
Q2 2019FundsmithSell-7,0833,529,691$611,837
Q2 2019Jensen Investment ManagementBuy312,8112,296,670$398,105
Q2 2019Mairs & Power Growth FundBuy130,3871,869,922$324,132
Q1 2019ARK InvestSell-35245$51
Q1 2019Dodge & Cox Stock FundSell-55016,371$3,402
Q1 2019Sequoia Financial AdvisorsBuy4285,759$1,197
Q1 2019Greenhaven AssociatesSell-25,00025,000$5,195
Q1 2019Renaissance Technologies LLCSell-117,573287,427$59,722
Q1 2019Tweedy, Browne Co All Funds (US)Sell-892355,209$73,805
Q1 2019First Eagle U.S. ValueSell-212,7534,056,878$842,938
Q1 2019FundsmithBuy97,3273,536,774$734,871
Q1 2019Jensen Investment ManagementBuy289,3341,983,859$412,206
Q1 2019Parnassus Endeavor FundSell-1,9993,521,742$731,748
Q1 2019Mairs & Power Growth FundSell-1,9911,739,535$361,441
Q4 2018ARK InvestSell-39280$53
Q4 2018Dodge & Cox Stock FundSell-40016,921$3,224
Q4 2018Sequoia Financial AdvisorsBuy175,331$1,016
Q4 2018Tweedy, Browne Co All Funds (US)Sell-33,048356,101$67,851
Q4 2018First Eagle U.S. ValueBuy8,8404,269,631$813,535

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.