🕵️ Allurion Technologies, Inc. ($ALURW)
SEC insider & ownership activity, last 12 months · CIK 1964979 · every row links its SEC filing
Over the last 12 months insiders sold $5K with no open-market buying against it. Michael R. Davin sold $5K in discretionary trades (Dec). RTW Master Fund, Ltd. trimmed 25.5% → 21.0%; RTW Innovation Master Fund, Ltd. trimmed 19.8% → 16.2%. 2 red-flag 8-Ks in the window, most recently Delisting notice (3.01), Mar 6, 2026.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 1 seller, $5K (2 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Michael R. Davin | 0 | – | 2 | $5K | Dec 4, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| RTW Master Fund, Ltd. | 21.0% | 13D | Feb 26, 2026 | filing ↗ | |
| RTW Innovation Master Fund, Ltd. | 16.2% | 13D | Feb 26, 2026 | filing ↗ | |
| RTW Investments, LP | 9.9% | 13D | Jul 21, 2026 | filing ↗ | |
| Roderick Wong | 9.9% | 13D | Jul 21, 2026 | filing ↗ | |
| Leavitt Equity Partners III, L.P. | 7.8% | 13G | Feb 26, 2025 | filing ↗ | |
| Leavitt Equity Partners III, LLC | 7.8% | 13G | Feb 26, 2025 | filing ↗ | |
| LEP Management LLC | 7.8% | 13G | Feb 26, 2025 | filing ↗ | |
| Leavitt Legacy, LLC | 7.8% | 13G | Feb 26, 2025 | filing ↗ | |
| Taylor Leavitt | 7.8% | 13G | Feb 26, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Michael R. Davin | $4K | Dec 2, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Material agreement (1.01) | Jul 21, 2026 | filing ↗ |
| Agreement terminated (1.02) | Jul 21, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Jul 21, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 21, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jul 17, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jun 30, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jun 24, 2026 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Jun 12, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | Jun 12, 2026 | filing ↗ |
| Other events (8.01) | Jun 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 12, 2026 | filing ↗ |
| Auditor change (4.01) | May 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 20, 2026 | filing ↗ |
| Delisting notice (3.01) | Mar 6, 2026 | filing ↗ |
| Other events (8.01) | Mar 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 6, 2026 | filing ↗ |
| Delisting notice (3.01) | Mar 2, 2026 | filing ↗ |
| Other events (8.01) | Mar 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 2, 2026 | filing ↗ |
| Material agreement (1.01) | Feb 24, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Feb 24, 2026 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Feb 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 24, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 23, 2026 | filing ↗ |
| Earnings (2.02) | Jan 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 12, 2026 | filing ↗ |
| Shareholder vote (5.07) | Dec 18, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 18, 2025 | filing ↗ |
| Material agreement (1.01) | Nov 6, 2025 | filing ↗ |