🕵️ Amrize Ltd ($AMRZ)
SEC insider & ownership activity, last 12 months · CIK 2035989 · every row links its SEC filing
Over the last 12 months insiders bought $67.6M with no open-market selling against it. Jenisch Jan Philipp bought $63.4M (Aug–May). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
10 buyers, $67.6M (83 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Jenisch Jan Philipp | 27 | $63.4M | 0 | – | May 19, 2026 |
| Hill Jaime | 7 | $916K | 0 | – | Mar 12, 2026 |
| Gross Mario | 8 | $880K | 0 | – | May 20, 2026 |
| Ian A. Johnston | 15 | $828K | 0 | – | Mar 10, 2026 |
| Brouwer Roald | 10 | $813K | 0 | – | May 21, 2026 |
| Stephen S. Clark | 12 | $259K | 0 | – | May 5, 2026 |
| Denise R. Singleton | 1 | $191K | 0 | – | Aug 8, 2025 |
| Forrest Nollaig | 1 | $100K | 0 | – | May 22, 2026 |
| Nicholas C. Gangestad | 1 | $95K | 0 | – | Nov 19, 2025 |
| Poletti Samuel Jonas | 1 | $59K | 0 | – | Aug 8, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| UBS AM, A Distinct Business UNIT of UBS Asset Management Americas LLC | 6.7% | 13G | Aug 11, 2025 | filing ↗ | |
| Thomas Schmidheiny | 6.7% | 13D | Jun 23, 2025 | filing ↗ | |
| Schweizerische Cement-Industrie-Aktiengesellschaft | 6.5% | 13D | Jun 23, 2025 | filing ↗ | |
| Vanguard Capital Management | 5.3% | 13G | Apr 28, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Earnings (2.02) | Apr 29, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 29, 2026 | filing ↗ |
| Shareholder vote (5.07) | Apr 21, 2026 | filing ↗ |
| Other events (8.01) | Apr 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 21, 2026 | filing ↗ |
| Other events (8.01) | Apr 14, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 31, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 31, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 31, 2026 | filing ↗ |
| Auditor change (4.01) | Feb 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 19, 2026 | filing ↗ |
| Earnings (2.02) | Feb 17, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 17, 2026 | filing ↗ |
| Officer/director changes (5.02) | Feb 11, 2026 | filing ↗ |
| Mine Safety - Reporting of Shutdowns and Patterns of Violations (1.04) | Feb 5, 2026 | filing ↗ |
| Mine Safety - Reporting of Shutdowns and Patterns of Violations (1.04) | Jan 15, 2026 | filing ↗ |
| Earnings (2.02) | Oct 28, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Oct 28, 2025 | filing ↗ |
| Earnings (2.02) | Aug 6, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 6, 2025 | filing ↗ |