🕵️ Avalyn Pharma Inc. ($AVLN)
SEC insider & ownership activity, last 12 months · CIK 1540171 · every row links its SEC filing
Insider buy value was withheld pending verification over the last 12 months. No red-flag 8-Ks in the window.
Insider flow
3 buyers, value withheld pending verification (4 lots) · 0 sellers, $0 (0 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| SR One Capital Management, LLC | 2 | value withheld pending verification | 0 | – | May 1, 2026 |
| NOVO Holdings A/S | 1 | value withheld pending verification | 0 | – | May 1, 2026 |
| Carroll Jill | 1 | value withheld pending verification | 0 | – | May 1, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| FMR LLC | 13.2% | 13G | Aug 6, 2026 | filing ↗ | |
| Abigail P. Johnson | 13.2% | 13G | Aug 6, 2026 | filing ↗ | |
| NOVO Holdings A/S | 8.8% | 13G | Aug 14, 2026 | filing ↗ | |
| Simeon George | 7.5% | 13D | May 1, 2026 | filing ↗ | |
| SR One Capital Management, LLC | 7.5% | 13D | May 1, 2026 | filing ↗ | |
| Perceptive Advisors LLC | 6.0% | 13G | May 7, 2026 | filing ↗ | |
| Joseph Edelman | 6.0% | 13G | May 7, 2026 | filing ↗ | |
| Suvretta Capital Management, LLC | 5.6% | 13D | May 1, 2026 | filing ↗ | |
| Aaron Cowen | 5.6% | 13D | May 1, 2026 | filing ↗ | |
| Norwest Venture Partners XV, LP | 5.1% | 13G | Aug 11, 2026 | filing ↗ | |
| Genesis VC Partners XV, LLC | 5.1% | 13G | Aug 11, 2026 | filing ↗ | |
| NVP Associates, LLC | 5.1% | 13G | Aug 11, 2026 | filing ↗ | |
| Jeffrey Crowe | 5.1% | 13G | Aug 11, 2026 | filing ↗ | |
| Jon Erik Kossow | 5.1% | 13G | Aug 11, 2026 | filing ↗ | |
| Perceptive Xontogeny Venture Fund II, L.P | 5.1% | 13G | May 7, 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 15, 2026 | filing ↗ |
| Earnings (2.02) | Aug 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 12, 2026 | filing ↗ |
| Material agreement (1.01) | Jun 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 29, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 17, 2026 | filing ↗ |
| Earnings (2.02) | Jun 3, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 3, 2026 | filing ↗ |
| Charter/bylaw changes (5.03) | May 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 1, 2026 | filing ↗ |