X4 PHARMACEUTICALS INC (XFOR) Institutional Ownership Changes & 13F Activity

X4 PHARMACEUTICALS INC (XFOR). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Acorn Capital Advisors, Llc.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Acorn Capital Advisors, LlcSell-234,039-100.0%0$0.00Q2 2026May 15, 2026
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Frequently asked questions about XFOR activity

  • Which institutional owners are buying XFOR?

    Institutional owners buying XFOR 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 XFOR activity?

    "Buy" means an investor increased their reported position in XFOR compared to the prior reporting period. This reflects growing exposure to X4 PHARMACEUTICALS INC (XFOR) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in XFOR increasing?

    Institutional interest in XFOR 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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