AMRZ · Insider trading · 13F holders · Congress trades
Amrize Ltd (AMRZ)
Who is buying and selling AMRZ: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 54
- Insider buys, 90 days
- $2.6M
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
AMRZ at a glance
- Between Aug 1, 2026 and Oct 29, 2026, 11 AMRZ insiders filed 11 open-market purchases worth $2.6M on SEC Form 4.
- 54 13F filers hold AMRZ among their 50 largest positions, worth $3.0B combined, including Anthony Bozza, First Pacific Advisors, Leon Cooperman and Bill Nygren. The biggest bets by portfolio weight are QVIDTVM Management LLC (17.2%), Banque Cantonale Vaudoise (8.3%) and Permian Investment Partners, LP (7.9%). In their latest 13Fs, 4 managers opened a new position and 17 added to one.
- No member of Congress has disclosed a trade in AMRZ.
- AMRZ last closed at $41.61 on Oct 29, 2026.
AMRZ insider trading
Between Aug 1, 2026 and Oct 29, 2026, 11 AMRZ insiders filed 11 open-market purchases worth $2.6M on SEC Form 4.
| Filed | Insider | Role | Trade | Shares | Price | Value | Form 4 |
|---|---|---|---|---|---|---|---|
| Sep 3, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy | 30,000 | $42.47 | $1.3M | SEC |
| Aug 31, 2026 | Gibson Dwight Audley Konrad | Director | Buy | 5.47 | $44.58 | $243.85 | SEC |
| Aug 26, 2026 | Sanche Jacques Wolf | Director | Buy | 4,150 | $45.02 | $187K | SEC |
| Aug 26, 2026 | Singleton Denise R | Chief Legal Officer & Corp Sec | Buy | 3,500 | $44.12 | $154K | SEC |
| Aug 25, 2026 | Forrest Nollaig | Chief Mktg & Corp Affairs Off | Buy | 1,500 | $44.15 | $66K | SEC |
| Aug 18, 2026 | Poletti Samuel Jonas | Chief Strategy & M&A Officer | Buy | 2,510 | $46.92 | $118K | SEC |
| Aug 13, 2026 | Oran Baris | Chief Financial Officer | Buy | 6,000 | $47.26 | $284K | SEC |
| Aug 13, 2026 | Clark Stephen S | Chief People Officer | Buy | 5,260 | $47.31 | $249K | SEC |
| Aug 13, 2026 | Gross Mario | Chief Supply Chain Officer | Buy | 3,568 | $46.60 | $166K | SEC |
| Aug 13, 2026 | Hill Jaime | President, Building Materials | Buy | 1,500 | $47.12 | $71K | SEC |
| Aug 13, 2026 | Brouwer Roald | Chief Technology Officer | Buy | 1,500 | $46.36 | $70K | SEC |
Who owns AMRZ? Hedge funds and superinvestors
54 13F filers hold AMRZ among their 50 largest positions, worth $3.0B combined, including Anthony Bozza, First Pacific Advisors, Leon Cooperman and Bill Nygren. The biggest bets by portfolio weight are QVIDTVM Management LLC (17.2%), Banque Cantonale Vaudoise (8.3%) and Permian Investment Partners, LP (7.9%). In their latest 13Fs, 4 managers opened a new position and 17 added to one.
Superinvestors holding AMRZ: Anthony Bozza 2.5% · First Pacific Advisors 2.1% · Leon Cooperman 1.3% · Bill Nygren 1.0% · Sahm Adrangi 0.9% · Dan Sundheim 0.3%
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Bill NygrenSuperinvestor · Investment manager | 1.0% | $745.7M | 13,990,945 | +23.3% shares | Q2 2026 |
| Zurcher Kantonalbank (Zurich Cantonalbank)Investment manager | 1.1% | $575.9M | 10,847,973 | +1.6% shares | Q2 2026 |
| River Road Asset Management, LLCAsset manager | 2.0% | $177.6M | 3,331,674 | +48.5% shares | Q2 2026 |
| First Pacific AdvisorsSuperinvestor · Mutual fund manager | 2.1% | $169.4M | 3,177,325 | +1.0% shares | Q2 2026 |
| First Manhattan Co. LLC.Wealth manager | 0.4% | $167.6M | 3,144,788 | -20.1% shares | Q2 2026 |
| Vontobel Holding Ltd.Investment manager | 0.6% | $167.0M | 4,447,467 | -7.3% shares | Q3 2026 |
| Dan SundheimHedge fund | 0.3% | $116.6M | 2,187,487 | New | Q2 2026 |
| Locust Wood Capital Advisers, LLCInstitutional asset manager | 2.4% | $100.8M | 1,891,215 | New | Q2 2026 |
| Gates Capital Management, Inc.Hedge fund | 2.8% | $84.3M | 1,580,748 | -34.5% shares | Q2 2026 |
| Permian Investment Partners, LPHedge fund | 7.9% | $70.0M | 1,313,663 | +38.3% shares | Q2 2026 |
| Banque Cantonale VaudoiseBank & trust | 8.3% | $60.3M | 1,137,414 | +20.8% shares | Q2 2026 |
| Cambiar Investors LLCWealth manager | 2.5% | $56.5M | 1,060,745 | +0.4% shares | Q2 2026 |
| Shapiro Capital Management LLCInstitutional asset manager | 3.3% | $55.2M | 1,035,270 | +8.1% shares | Q2 2026 |
| DJE Kapital AGInvestment manager | 1.0% | $55.1M | 1,033,258 | -7.2% shares | Q2 2026 |
| SIH Partners, LLLPInvestment manager | 2.1% | $50.8M | 953,629 | -29.1% shares | Q2 2026 |
| Anthony BozzaHedge fund | 2.5% | $47.3M | 888,200 | +9.1% shares | Q2 2026 |
| Leon CoopermanSuperinvestor · Corporation | 1.3% | $46.9M | 880,000 | New | Q2 2026 |
| CapitalatWork S.A.Asset manager | 1.0% | $40.5M | 760,320 | +29.6% shares | Q2 2026 |
| DDD Partners, LLCWealth manager | 1.2% | $18.6M | 349,483 | +7.6% shares | Q2 2026 |
| Clark Estates Inc/nyInvestment manager | 4.0% | $17.3M | 325,000 | +14.0% shares | Q2 2026 |
| Alpha Wave Global, LPHedge fund | 0.3% | $16.8M | 315,299 | -22.6% shares | Q2 2026 |
| Wilson Asset Management (international) Pty LtdAsset manager | 4.7% | $16.4M | 439,447 | -3.1% shares | Q3 2026 |
| Punch & Associates Investment Management, Inc.Wealth manager | 0.7% | $15.0M | 280,902 | — | Q2 2026 |
| QVIDTVM Management LLCHedge fund | 17.2% | $13.2M | 247,391 | +13.8% shares | Q2 2026 |
| GAM Holding AGInvestment manager | 0.9% | $12.1M | 228,199 | -0.5% shares | Q2 2026 |
| First Sabrepoint Capital Management LPHedge fund | 4.6% | $10.7M | 200,000 | +6.4% shares | Q2 2026 |
| Drummond Knight Asset Management Pty LtdHedge fund | 1.8% | $9.9M | 265,000 | New | Q3 2026 |
| Allied Investment Advisors, LLCWealth manager | 0.9% | $9.9M | 264,812 | +10.1% shares | Q3 2026 |
| Nordwand Advisors, LLCWealth manager | 1.2% | $7.8M | 146,673 | +2.9% shares | Q2 2026 |
| Bfsg, LLCWealth manager | 0.6% | $7.3M | 137,007 | +3.2% shares | Q2 2026 |
The 30 largest of 54 positions, by value. Each manager counts with its latest 13F (Q3 2026: 8, Q2 2026: 45, Q1 2026: 1). Screen AMRZ in the grand portfolio →
AMRZ stock trades by members of Congress
No member of Congress has disclosed a trade in AMRZ.
Analysis mentioning AMRZ
Posts from the blog that cover Amrize Ltd, newest first.
AMRZ questions and answers
Are insiders buying AMRZ stock?
Between Aug 1, 2026 and Oct 29, 2026, 11 AMRZ insiders filed 11 open-market purchases worth $2.6M on SEC Form 4.
Which hedge funds own AMRZ?
54 13F filers hold AMRZ among their 50 largest positions, worth $3.0B combined, including Anthony Bozza, First Pacific Advisors, Leon Cooperman and Bill Nygren. The biggest bets by portfolio weight are QVIDTVM Management LLC (17.2%), Banque Cantonale Vaudoise (8.3%) and Permian Investment Partners, LP (7.9%). In their latest 13Fs, 4 managers opened a new position and 17 added to one.
Has Congress traded AMRZ?
No member of Congress has disclosed a trade in AMRZ.
Who is the largest holder of AMRZ?
Among 13F filers, Bill Nygren reports the largest AMRZ position, $745.7M (13,990,945 shares) in its Q2 2026 13F. The biggest bet by portfolio weight is QVIDTVM Management LLC's: 17.2% of its portfolio.
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