The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jun 30, 2026 | Brouwer Roald | Chief Technology Officer | Grant(A) | 233 | $45.31 | $11K |
| May 22, 2026 | Forrest Nollaig | Chief Mktg & Corp Affairs Off | Buy(P) | 2K | $50.25 | $101K |
| May 21, 2026 | Brouwer Roald | Chief Technology Officer | Buy(P) | 2K | $49.84 | $75K |
| May 20, 2026 | Gross Mario | Chief Supply Chain Officer | Buy(P) | 1K | $48.63 | $58K |
| May 19, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 3K | $49.63 | $149K |
| May 19, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 7K | $49.69 | $348K |
| May 19, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 1K | $48.50 | $66K |
| May 19, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 2K | $48.72 | $97K |
| May 19, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 2K | $48.69 | $80K |
| May 19, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 1K | $48.55 | $49K |
| May 19, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 3K | $49.96 | $150K |
| May 19, 2026 | Gross Mario | Chief Supply Chain Officer | Buy(P) | 2K | $49.47 | $89K |
| May 19, 2026 | Gross Mario | Chief Supply Chain Officer | Buy(P) | 1K | $48.63 | $49K |
| May 15, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 13K | $49.69 | $667K |
| May 15, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 8K | $49.63 | $397K |
| May 15, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 7K | $49.12 | $344K |
| May 5, 2026 | Clark Stephen S | Chief People Officer | Buy(P) | 2 | $52.75 | $114 |
| Apr 21, 2026 | Ladhani Holli C. | Director | Tax withholding(F) | 740 | $57.12 | $42K |
| Apr 21, 2026 | Ladhani Holli C. | Director | Grant(A) | 3K | — | $0 |
| Apr 21, 2026 | Newman Donald P | Director | Grant(A) | 3K | — | $0 |
| Apr 21, 2026 | McKelvy Michael E | Director | Tax withholding(F) | 740 | $57.12 | $42K |
| Apr 21, 2026 | McKelvy Michael E | Director | Grant(A) | 3K | — | $0 |
| Apr 21, 2026 | Gangestad Nicholas C | Director | Tax withholding(F) | 740 | $57.12 | $42K |
| Apr 21, 2026 | Gangestad Nicholas C | Director | Grant(A) | 3K | — | $0 |
| Apr 21, 2026 | Gibson Dwight Audley Konrad | Director | Tax withholding(F) | 740 | $57.12 | $42K |
| Apr 21, 2026 | Gibson Dwight Audley Konrad | Director | Grant(A) | 3K | — | $0 |
| Apr 21, 2026 | Rivkin Robert S. | Director | Tax withholding(F) | 740 | $57.12 | $42K |
| Apr 21, 2026 | Rivkin Robert S. | Director | Grant(A) | 3K | — | $0 |
| Apr 21, 2026 | Wilbur Maria Cristina Alapag | Director | Tax withholding(F) | 190 | $57.12 | $11K |
| Apr 21, 2026 | Wilbur Maria Cristina Alapag | Director | Grant(A) | 3K | — | $0 |
| Apr 21, 2026 | Roth Pellanda Katja Nicole | Director | Tax withholding(F) | 190 | $57.12 | $11K |
| Apr 21, 2026 | Roth Pellanda Katja Nicole | Director | Grant(A) | 3K | — | $0 |
| Apr 21, 2026 | Oleas Jurg Amadeo | Director | Tax withholding(F) | 157 | $57.12 | $9K |
| Apr 21, 2026 | Oleas Jurg Amadeo | Director | Grant(A) | 3K | — | $0 |
| Apr 21, 2026 | Sanche Jacques Wolf | Director | Grant(A) | 3K | — | $0 |
| Mar 21, 2026 | Gosa James J | President, Building Envelope | Tax withholding(F) | 15K | $52.56 | $764K |
| Mar 13, 2026 | Brouwer Roald | Chief Technology Officer | Buy(P) | 2K | $54.88 | $110K |
| Mar 13, 2026 | Gross Mario | Chief Supply Chain Officer | Buy(P) | 2K | $55.39 | $111K |
| Mar 13, 2026 | Gross Mario | Chief Supply Chain Officer | Buy(P) | 1K | $55.13 | $66K |
| Mar 12, 2026 | Hill Jaime | President, Building Materials | Buy(P) | 1K | $56.90 | $57K |
| Mar 11, 2026 | Brouwer Roald | Chief Technology Officer | Buy(P) | 3K | $58.72 | $176K |
| Mar 11, 2026 | Hill Jaime | President, Building Materials | Buy(P) | 1K | $58.91 | $59K |
| Mar 10, 2026 | Johnston Ian A | Chief Financial Officer | Buy(P) | 4K | $58.94 | $250K |
| Mar 9, 2026 | Hill Jaime | President, Building Materials | Buy(P) | 3K | $56.34 | $179K |
| Mar 6, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 60K | $58.05 | $3.5M |
| Feb 27, 2026 | Johnston Ian A | Chief Financial Officer | Grant(A) | 4K | — | $0 |
| Feb 27, 2026 | Johnston Ian A | Chief Financial Officer | Tax withholding(F) | 2K | $64.99 | $126K |
| Feb 27, 2026 | Hill Jaime | President, Building Materials | Tax withholding(F) | 2K | $64.99 | $125K |
| Feb 27, 2026 | Hill Jaime | President, Building Materials | Grant(A) | 6K | — | $0 |
| Feb 27, 2026 | Gross Mario | Chief Supply Chain Officer | Grant(A) | 4K | — | $0 |
| Feb 27, 2026 | Forrest Nollaig | Chief Mktg & Corp Affairs Off | Tax withholding(F) | 5K | $64.99 | $304K |
| Feb 27, 2026 | Forrest Nollaig | Chief Mktg & Corp Affairs Off | Grant(A) | 11K | — | $0 |
| Feb 27, 2026 | Brouwer Roald | Chief Technology Officer | Grant(A) | 4K | — | $0 |
| Feb 27, 2026 | Poletti Samuel Jonas | Chief Strategy & M&A Officer | Grant(A) | 4K | — | $0 |
| Feb 27, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Grant(A) | 139K | — | $0 |
| Feb 27, 2026 | Jenisch Jan Philipp | Chairman & CEO, Director | Grant(A) | 621K | — | $0 |
| Feb 19, 2026 | Johnston Ian A | Chief Financial Officer | Buy(P) | 995 | $63.92 | $64K |
| Feb 19, 2026 | Johnston Ian A | Chief Financial Officer | Buy(P) | 205 | $63.91 | $13K |
| Nov 19, 2025 | Gangestad Nicholas C | Director | Buy(P) | 2K | $47.34 | $95K |
| Nov 4, 2025 | Hill Jaime | President, Building Materials | Buy(P) | 4K | $50.69 | $203K |
| Oct 31, 2025 | Brouwer Roald | Chief Technology Officer | Buy(P) | 1K | $51.76 | $52K |
| Oct 31, 2025 | Brouwer Roald | Chief Technology Officer | Buy(P) | 3K | $51.78 | $155K |
| Oct 30, 2025 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 55K | $52.64 | $2.9M |
| Oct 30, 2025 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 55K | $52.88 | $2.9M |
| Aug 27, 2025 | Brouwer Roald | Chief Technology Officer | Buy(P) | 2K | $51.88 | $104K |
| Aug 22, 2025 | Hill Jaime | President, Building Materials | Buy(P) | 500 | $49.59 | $25K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 22 | $51.78 | $1K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 400 | $51.86 | $21K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 1K | $51.85 | $57K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 100 | $51.63 | $5K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 70 | $51.63 | $4K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 500 | $51.84 | $26K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 100 | $51.79 | $5K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 367 | $51.80 | $19K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 301 | $51.81 | $16K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 1K | $51.82 | $52K |
| Aug 15, 2025 | Clark Stephen S | Chief People Officer | Buy(P) | 1K | $51.83 | $54K |
| Aug 15, 2025 | Hill Jaime | President, Building Materials | Buy(P) | 4K | $52.00 | $208K |
| Aug 13, 2025 | Gross Mario | Chief Supply Chain Officer | Buy(P) | 3K | $49.63 | $149K |
| Aug 12, 2025 | Brouwer Roald | Chief Technology Officer | Buy(P) | 1K | $46.84 | $47K |
| Aug 11, 2025 | Brouwer Roald | Chief Technology Officer | Buy(P) | 218 | $48.07 | $10K |
| Aug 11, 2025 | Brouwer Roald | Chief Technology Officer | Buy(P) | 782 | $48.08 | $38K |
| Aug 11, 2025 | Gross Mario | Chief Supply Chain Officer | Buy(P) | 3K | $47.75 | $124K |
| Aug 11, 2025 | Gosa James J | President, Building Envelope | Grant(A) | 19K | — | $0 |
| Aug 11, 2025 | Gosa James J | President, Building Envelope | Grant(A) | 37K | — | $0 |
| Aug 11, 2025 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 340K | $47.99 | $16.3M |
| Aug 11, 2025 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 21K | $47.60 | $1.0M |
| Aug 11, 2025 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 4K | $47.59 | $177K |
| Aug 11, 2025 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 50K | $47.50 | $2.4M |
| Aug 11, 2025 | Jenisch Jan Philipp | Chairman & CEO, Director | Buy(P) | 180K | $47.96 | $8.6M |
| Aug 11, 2025 | Drew Theresa J | Director | Grant(A) | 3K | — | $0 |
| Aug 11, 2025 | Gangestad Nicholas C | Director | Grant(A) | 3K | — | $0 |
| Aug 11, 2025 | Gibson Dwight Audley Konrad | Director | Grant(A) | 3K | — | $0 |
| Aug 11, 2025 | Ladhani Holli C. | Director | Grant(A) | 3K | — | $0 |
| Aug 11, 2025 | McKelvy Michael E | Director | Grant(A) | 3K | — | $0 |
| Aug 11, 2025 | Oleas Jurg Amadeo | Director | Grant(A) | 3K | — | $0 |
| Aug 11, 2025 | Roth Pellanda Katja Nicole | Director | Grant(A) | 3K | — | $0 |
| Aug 11, 2025 | Rivkin Robert S. | Director | Grant(A) | 3K | — | $0 |
| Aug 11, 2025 | Wilbur Maria Cristina Alapag | Director | Grant(A) | 3K | — | $0 |
| Aug 8, 2025 | Johnston Ian A | Chief Financial Officer | Buy(P) | 100 | $47.72 | $5K |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Coverage: Form 4 filings indexed 2019-12-30 → 2026-08-06. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).
Connected pages for AMRZ