🕵️ 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 $16.2M with no open-market selling against it. Jenisch Jan Philipp bought $12.9M (Oct–Sep). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
13 buyers, $16.2M (50 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Jenisch Jan Philipp | 18 | $12.9M | 0 | – | Sep 2, 2026 |
| Brouwer Roald | 6 | $637K | 0 | – | Aug 11, 2026 |
| Hill Jaime | 5 | $569K | 0 | – | Aug 11, 2026 |
| Gross Mario | 7 | $539K | 0 | – | Aug 11, 2026 |
| Ian A. Johnston | 3 | $327K | 0 | – | Mar 10, 2026 |
| Oran Baris | 2 | $284K | 0 | – | Aug 12, 2026 |
| Stephen S. Clark | 2 | $249K | 0 | – | Aug 11, 2026 |
| Sanche Jacques Wolf | 1 | $187K | 0 | – | Aug 26, 2026 |
| Forrest Nollaig | 2 | $167K | 0 | – | Aug 25, 2026 |
| Denise R. Singleton | 1 | $154K | 0 | – | Aug 25, 2026 |
| Poletti Samuel Jonas | 1 | $118K | 0 | – | Aug 17, 2026 |
| Nicholas C. Gangestad | 1 | $95K | 0 | – | Nov 19, 2025 |
| Gibson Dwight Audley Konrad | 1 | $244 | 0 | – | Aug 27, 2026 |
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 | |
|---|---|---|
| Officer/director changes (5.02) | Sep 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Sep 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 6, 2026 | filing ↗ |
| Officer/director changes (5.02) | Aug 28, 2026 | filing ↗ |
| Officer/director changes (5.02) | Aug 24, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 24, 2026 | filing ↗ |
| Earnings (2.02) | Aug 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 6, 2026 | filing ↗ |
| 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 ↗ |