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.
| Holder | Shares | Market Value | % Outstanding | Reported |
|---|---|---|---|---|
| Vanguard | 31603515.00 | $1.76B | 5.7% | 2026-03-31 |
| BlackRock | 15432336.00 | $864.52M | 2.8% | 2026-03-31 |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 12010037.00 | $672.19M | 2.2% | 2026-03-31 |
| UBS | 11939319.00 | $668.84M | 2.2% | 2026-03-31 |
| Harris Associates | 11344767.00 | $635.53M | 2.0% | 2026-03-31 |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 10681187.00 | $578.76M | 1.9% | 2026-03-31 |
| Wellington Management | 6711677.00 | $364.76M | 1.2% | 2026-03-31 |
| Geode Capital Management | 6277998.00 | $350.28M | 1.1% | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Buy | null | 2026-08-27 | |
| Buy | null | 2026-08-26 | |
| Buy | null | 2026-08-25 | |
| Buy | null | 2026-08-25 | |
| Buy | null | 2026-08-17 | |
| Buy | null | 2026-08-11 | |
| Buy | null | 2026-08-11 | |
| Buy | null | 2026-08-11 |
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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.