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 2025Jensen Investment ManagementSell-1327,829$4,455,423
Q4 2025Mairs & Power Growth FundBuy2,694349,147$55,898,373
Q3 2025ARK InvestSell-83456$70,762
Q3 2025Dodge & Cox Stock FundSell-1,4507,696$1,194,265
Q3 2025Jensen Investment ManagementBuy4227,842$4,320,522
Q3 2025Sequoia Financial AdvisorsSell-3,85377,544$12,033,253
Q3 2025Mairs & Power Growth FundBuy2,087346,453$53,762,672
Q2 2025ARK InvestSell-42539$82,057
Q2 2025Dodge & Cox Stock FundSell-509,146$1,392,387
Q2 2025Jensen Investment ManagementSell-4027,800$4,232,272
Q2 2025Sequoia Financial AdvisorsSell-1,66181,397$12,391,781
Q2 2025Mairs & Power Growth FundBuy146,254344,366$52,426,222
Q1 2025ARK InvestSell-87581$85,326
Q1 2025Dodge & Cox Stock FundSell-289,196$1,350,525
Q1 2025Sequoia Financial AdvisorsBuy42,65483,058$12,197,865
Q1 2025Mairs & Power Growth FundSell-2,419198,112$29,094,677
Q4 2024ARK InvestSell-283668$86,232
Q4 2024Sequoia Financial AdvisorsBuy7,34240,404$5,215,789
Q4 2024Mairs & Power Growth FundSell-8,746200,531$25,886,502
Q4 2024Renaissance Technologies LLCSell-780,557332,124$42,873,990
Q3 2024ARK InvestSell-374951$130,002
Q3 2024Sequoia Financial AdvisorsBuy3,75933,062$4,519,540
Q3 2024Mairs & Power Growth FundSell-7,355209,277$28,608,118
Q3 2024Renaissance Technologies LLCBuy128,4811,112,681$152,103,493
Q3 2024Viking Global InvestorsSell-803,394840,751$114,930,662
Q3 2024Torray FundSell-8,4662,000$273,400
Q2 2024ARK InvestBuy91,325$135,402
Q2 2024Jensen Investment ManagementSell-1,54027,840$2,844,970
Q2 2024Hillman Value FundSell-3052,881$294,409
Q2 2024Sequoia Financial AdvisorsBuy70629,303$2,994,432

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.