Amrize Ltd (AMRZ) Insider Trading
Over the last 3 months, AMRZ insiders made 10 open-market buys and 0 sales, a net purchase of $1.2M (SEC Form 4). Multiple insiders bought within days of each other (cluster buying). Over the last 6 months, 393 institutions increased and 251 reduced their position (13F).
Insider Activity
Sentiment
100/100
Buys (3m)
10
Sells (3m)
0
Net (3m)
$1.2M
Insiders buyingCluster buying
Insider trades by month Buys Sells
Oct
Nov
Feb
Mar
May
Aug
Context3-month price -18.5%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Aug 26, 2026 | Sanche Jacques Wolfdirector | Buy | 4,150 | $45.02 |
| Aug 26, 2026 | Singleton Denise Rofficer: Chief Legal Officer & Corp Sec | Buy | 3,500 | $44.12 |
| Aug 25, 2026 | Forrest Nollaigofficer: Chief Mktg & Corp Affairs Off | Buy | 1,500 | $44.15 |
| Aug 18, 2026 | Poletti Samuel Jonasofficer: Chief Strategy & M&A Officer | Buy | 2,510 | $46.92 |
| Aug 13, 2026 | Clark Stephen Sofficer: Chief People Officer | Buy | 5,260 | $47.31 |
| Aug 13, 2026 | Oran Barisofficer: Chief Financial Officer | Buy | 3,000 | $47.38 |
| Aug 13, 2026 | Hill Jaimeofficer: President, Building Materials | Buy | 1,500 | $47.12 |
| Aug 13, 2026 | Gross Marioofficer: Chief Supply Chain Officer | Buy | 368 | $46.38 |
| Aug 13, 2026 | Gross Marioofficer: Chief Supply Chain Officer | Buy | 3,200 | $46.62 |
| Aug 13, 2026 | Brouwer Roaldofficer: Chief Technology Officer | Buy | 1,500 | $46.36 |
| Jul 7, 2026 | Brouwer Roaldofficer: Chief Technology Officer | Grant | 233 | $45.31 |
| May 26, 2026 | Forrest Nollaigofficer: Chief Mktg & Corp Affairs Off | Buy | 2,000 | $50.25 |
| May 21, 2026 | Brouwer Roaldofficer: Chief Technology Officer | Buy | 1,500 | $49.84 |
| May 21, 2026 | Gross Marioofficer: Chief Supply Chain Officer | Buy | 1,800 | $49.47 |
| May 21, 2026 | Gross Marioofficer: Chief Supply Chain Officer | Buy | 1,000 | $48.63 |
| May 21, 2026 | Gross Marioofficer: Chief Supply Chain Officer | Buy | 1,200 | $48.63 |
| May 20, 2026 | Jenisch Jan Philippdirector, officer: Chairman & CEO | Buy | 7,000 | $49.69 |
| May 20, 2026 | Jenisch Jan Philippdirector, officer: Chairman & CEO | Buy | 3,001 | $49.63 |
| May 20, 2026 | Jenisch Jan Philippdirector, officer: Chairman & CEO | Buy | 1,360 | $48.50 |
| May 20, 2026 | Jenisch Jan Philippdirector, officer: Chairman & CEO | Buy | 2,000 | $48.72 |
| May 20, 2026 | Jenisch Jan Philippdirector, officer: Chairman & CEO | Buy | 1,640 | $48.69 |
| May 20, 2026 | Jenisch Jan Philippdirector, officer: Chairman & CEO | Buy | 1,000 | $48.55 |
| May 20, 2026 | Jenisch Jan Philippdirector, officer: Chairman & CEO | Buy | 3,000 | $49.96 |
| May 18, 2026 | Jenisch Jan Philippdirector, officer: Chairman & CEO | Buy | 7,000 | $49.12 |
| May 18, 2026 | Jenisch Jan Philippdirector, officer: Chairman & CEO | Buy | 8,000 | $49.63 |
| May 18, 2026 | Jenisch Jan Philippdirector, officer: Chairman & CEO | Buy | 13,417 | $49.69 |
| May 7, 2026 | Clark Stephen Sofficer: Chief People Officer | Buy | 2 | $52.75 |
| Apr 22, 2026 | McKelvy Michael Edirector | Grant | 2,976 | — |
| Apr 22, 2026 | Gangestad Nicholas Cdirector | Tax | 740 | $57.12 |
| Apr 22, 2026 | Ladhani Holli C.director | Grant | 2,976 | — |
Source: AMRZ SEC Form 4 filings, latest Aug 26, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their AMRZ positions over the last 6 months (SEC Form 13F).
Increased
393
New positions
189
Reduced
251
Sold out
53
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 21.3M | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 20.6M | May 15, 2026 |
| BlackRock, Inc. | Increased | 16.2M | Aug 7, 2026 |
| BLACKROCK, INC. | Increased | 15.4M | May 13, 2026 |
| NORGES BANK | New Position | 14.1M | Aug 12, 2026 |
| HARRIS ASSOCIATES L P | Increased | 14.0M | Aug 14, 2026 |
| DZ BANK AG DEUTSCHE ZENTRAL GENOSSENSCHAFTS BANK, FRANKFURT AM MAIN | Increased | 12.0M | May 15, 2026 |
| HARRIS ASSOCIATES L P | Reduced | 11.3M | May 15, 2026 |
| UBS GROUP AG | Reduced | 11.2M | May 5, 2026 |
| Zurcher Kantonalbank (Zurich Cantonalbank) | Increased | 10.8M | Aug 12, 2026 |
| ZURCHER KANTONALBANK (ZURICH CANTONALBANK) | Increased | 10.7M | May 15, 2026 |
| Invesco Ltd. | Increased | 8.6M | Aug 14, 2026 |
| UBS Group AG | Reduced | 8.5M | Aug 13, 2026 |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | Reduced | 7.5M | Aug 14, 2026 |
| VANGUARD FIDUCIARY TRUST CO | Increased | 7.3M | Aug 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.