Amrize Ltd (AMRZ) Holders & Ownership

Amrize Ltd (AMRZ) ownership: Thomas Schmidheiny 7% · institutions 43% · index and ETF funds 3% (13F 2026-03-31). Insider activity, 90 days: Insiders bought (0 sales, 12 open-market buys). SEC EDGAR first-party data.

Top Institutional Holders (13F, rolled up by parent)

Source: SEC Form 13F
HolderSharesMarket Value% OutstandingReported
Vanguard31603515.00$1.76B5.7%2026-03-31
BlackRock15432336.00$864.52M2.8%2026-03-31
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main12010037.00$672.19M2.2%2026-03-31
UBS11939319.00$668.84M2.2%2026-03-31
Harris Associates11344767.00$635.53M2.0%2026-03-31
Zurcher Kantonalbank (Zurich Cantonalbank)10681187.00$578.76M1.9%2026-03-31
Wellington Management6711677.00$364.76M1.2%2026-03-31
Geode Capital Management6277998.00$350.28M1.1%2026-03-31

Insider Trading Activity (Form 4)

Source: SEC Form 4
InsiderTransactionValueDate
Buynull2026-08-27
Buynull2026-08-26
Buynull2026-08-25
Buynull2026-08-25
Buynull2026-08-17
Buynull2026-08-11
Buynull2026-08-11
Buynull2026-08-11

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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.