CAREDX INC (CDNA) Institutional Ownership Changes & 13F Activity

CAREDX INC (CDNA) 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 ARK Invest, Renaissance Technologies LLC, and First Eagle U.S. Value.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2020Renaissance Technologies LLCSell-76,600170,400$6,465
Q2 2020ARK InvestBuy487,3581,275,502$45,191
Q1 2020ARK InvestBuy222,706788,144$17,205
Q4 2019ARK InvestBuy248,138565,438$12,196
Q3 2019ARK InvestBuy189,692317,300$7,174
Q3 2019Renaissance Technologies LLCSell-85,800247,000$5,585
Q2 2019ARK InvestBuy127,608127,608$4,593
Q2 2019Renaissance Technologies LLCBuy65,600332,800$11,977
Q1 2019Renaissance Technologies LLCBuy123,600267,200$8,422
Q4 2018Renaissance Technologies LLCBuy48,900143,600$3,610
Q3 2018Renaissance Technologies LLCSell-38,60094,700$2,732
Q1 2018Renaissance Technologies LLCBuy123,200133,300$1,062
Q1 2015Renaissance Technologies LLCBuy10,10010,100$56

Frequently asked questions about CDNA activity

  • Which institutional owners are buying CDNA?

    Institutional owners buying CDNA 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 CDNA activity?

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

  • Is institutional interest in CDNA increasing?

    Institutional interest in CDNA 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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