DEXCOM INC (DXCM) Institutional Ownership Changes & 13F Activity

DEXCOM INC (DXCM). 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 Renaissance Technologies LLC, Sequoia Financial Advisors, First Eagle U.S. Value, Alta Fox Capital Management, and Cullen Value Fund.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCBuy138,2001,582,996$99,412,149
Q1 2026Sequoia Financial AdvisorsBuy2,06216,607$1,042,944
Q4 2025Renaissance Technologies LLCBuy603,2321,444,796$95,891,111
Q4 2025Sequoia Financial AdvisorsBuy7,31214,545$965,377
Q4 2025First Eagle U.S. ValueBuy5858$3,849
Q3 2025Renaissance Technologies LLCBuy143,762841,564$56,628,842
Q3 2025Alta Fox Capital ManagementBuy131,200379,100$25,509,639
Q3 2025Sequoia Financial AdvisorsSell-1,4807,233$486,734
Q3 2025Cullen Value FundBuy92715,164$1,016,746
Q2 2025Alta Fox Capital ManagementBuy247,900247,900$21,639,191
Q2 2025Renaissance Technologies LLCBuy67,028697,802$60,911,137
Q2 2025Cullen Value FundBuy1,43214,237$1,242,748
Q2 2025Sequoia Financial AdvisorsBuy1,0498,713$760,591
Q1 2025Renaissance Technologies LLCSell-259,100630,774$43,075,556
Q1 2025Cullen Value FundBuy1,30312,805$874,453
Q1 2025Sequoia Financial AdvisorsSell-8257,664$523,407
Q4 2024Renaissance Technologies LLCBuy58,902889,874$69,205,501
Q4 2024Sequoia Financial AdvisorsBuy2,2228,489$660,190
Q4 2024Cullen Value FundBuy61411,502$894,511
Q3 2024Renaissance Technologies LLCBuy368,400830,972$55,708,363
Q3 2024Sequoia Financial AdvisorsSell-1,1096,267$420,140
Q3 2024Cullen Value FundBuy45410,888$729,932
Q2 2024Renaissance Technologies LLCSell-385,100462,572$52,446,413
Q2 2024Cullen Value FundBuy56210,434$1,183,007
Q2 2024Sequoia Financial AdvisorsBuy4457,376$836,278
Q1 2024Renaissance Technologies LLCBuy844,972847,672$117,572
Q1 2024Cullen Value FundBuy9,8729,872$1,349,009
Q1 2024Sequoia Financial AdvisorsSell-1,3636,931$961,363
Q4 2023Tiger Global ManagementBuy1,152,8061,152,806$143,051,697
Q4 2023Renaissance Technologies LLCSell-165,9002,700$335

Frequently asked questions about DXCM activity

  • Which institutional owners are buying DXCM?

    Institutional owners buying DXCM 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 DXCM activity?

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

  • Is institutional interest in DXCM increasing?

    Institutional interest in DXCM 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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