Amrize, Ltd. (AMRZ) Institutional Ownership Changes & 13F Activity

Amrize, Ltd. (AMRZ). 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, Cullen Value Fund, Sequoia Financial Advisors, and Dodge & Cox Stock Fund.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCBuy183,9001,956,600$109,608,732
Q1 2026Cullen Value FundBuy64,45964,459$3,610,993
Q1 2026Sequoia Financial AdvisorsBuy13,31313,313$745,795
Q4 2025Renaissance Technologies LLCBuy557,4001,772,700$95,867,616
Q4 2025Dodge & Cox Stock FundSell-401,1005,385,441$293,371,528
Q3 2025Dodge & Cox Stock FundSell-6,684,1655,786,541$280,418,786
Q3 2025Renaissance Technologies LLCBuy1,215,3001,215,300$58,978,509
Q2 2025Dodge & Cox Stock FundBuy12,470,70612,470,706$622,084,844

Frequently asked questions about AMRZ activity

  • Which institutional owners are buying AMRZ?

    Institutional owners buying AMRZ 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 AMRZ activity?

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

  • Is institutional interest in AMRZ increasing?

    Institutional interest in AMRZ 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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