MICRON TECHNOLOGY INC (MU) Institutional Ownership Changes & 13F Activity

MICRON TECHNOLOGY INC (MU) 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, Appaloosa Management, Parnassus Endeavor Fund, Situational Awareness Partners, and Sequoia Financial Advisors.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q2 2021Yacktman Asset ManagementSell-17,278685,713$58,272
Q2 2021Fairfax Financial HoldingsBuy5,200690,200$58,653
Q2 2021Donald Smith & Co.Buy617697,912$59,309
Q2 2021Matrix Private Capital GroupSell-2584,154$353
Q1 2021Sequoia FundBuy5,325,1435,325,143$469,731
Q1 2021Parnassus Endeavor FundSell-2,392,41210,166,878$896,820
Q1 2021Appaloosa ManagementSell-725,0007,275,000$641,728
Q1 2021Dalal StreetSell-268,3221,552,000$136,902
Q1 2021Baupost GroupBuy201,4165,423,416$478,400
Q1 2021Donald Smith & Co.Sell-172,066697,295$61,508
Q1 2021Fairfax Financial HoldingsSell-15,000685,000$60,431
Q1 2021Yacktman Asset ManagementSell-5,496702,991$62,011
Q1 2021Matrix Private Capital GroupSell-254,412$389
Q4 2020Appaloosa ManagementSell-4,250,0008,000,000$601,440
Q4 2020Renaissance Technologies LLCBuy2,909,1003,355,036$252,232
Q4 2020Parnassus Endeavor FundSell-1,109,84212,559,290$944,207
Q4 2020Donald Smith & Co.Sell-518,983869,361$65,359
Q4 2020Viking Global InvestorsSell-363,0642,752,100$206,903
Q4 2020Aquamarine CapitalBuy80,000200,000$15,036
Q4 2020Yacktman Asset ManagementBuy16,068708,487$53,264
Q3 2020Baupost GroupBuy4,222,0005,222,000$245,225
Q3 2020Appaloosa ManagementBuy2,900,00012,250,000$575,260
Q3 2020Himalaya Capital ManagementBuy1,567,10011,476,523$538,938
Q3 2020Donald Smith & Co.Sell-283,8201,388,344$65,197
Q3 2020Viking Global InvestorsSell-277,5813,115,164$146,288
Q3 2020Yacktman Asset ManagementBuy244,062692,419$32,516
Q3 2020Renaissance Technologies LLCSell-147,800445,936$20,941
Q3 2020Parnassus Endeavor FundBuy19,53613,669,132$641,902
Q3 2020Matrix Private Capital GroupSell-804,437$208
Q3 2020Dalal StreetBuy741,820,322$85,482

Frequently asked questions about MU activity

  • Which institutional owners are buying MU?

    Institutional owners buying MU 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 MU activity?

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

  • Is institutional interest in MU increasing?

    Institutional interest in MU 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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