Avalyn Pharma Inc.
AVLN- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001540171
No open-market purchases or sales by Avalyn Pharma Inc. insiders were filed in the last 90 days; 93 institutions reported holding it in 13F filings for Q2 2026, worth $1.46B in total; Soros Fund Management is the only superinvestor holding it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Avalyn Pharma Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 0 filings
- Insiders trading
- 0
- Net value
- $0
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Avalyn Pharma Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Meyer Robert J. | Director | – | Sep 17, 2026 | 1 |
| FMR LLC | 10% Owner, Other: See Remark 1 | 2,284,535Indirect | May 5, 2026 | 1 |
| Novo Holdings A/S | 10% Owner | 3,883,289 | May 5, 2026 | 1 |
| Golden Adam H. | General Counsel | – | May 4, 2026 | 1 |
| George Simeon | 10% Owner | 1,122,087Indirect | May 1, 2026 | 1 |
| Sr One Capital Management, LLC | 10% Owner | 1,122,087Indirect | May 1, 2026 | 1 |
| Turner Heather D | Director | – | May 1, 2026 | 1 |
| Carroll Jill | Director | 2,186,562Indirect | May 1, 2026 | 1 |
| Carlson Douglas R | Chief Financial Officer | – | May 1, 2026 | 1 |
| Congleton Jon | Director | – | May 1, 2026 | 1 |
| Haviland Kate | Director | – | May 1, 2026 | 1 |
| Lavelle Erin | Director | – | May 1, 2026 | 1 |
| Baranowski Lyn | Chief Executive Officer | – | May 1, 2026 | 1 |
| Wellington Biomedical Innovation Master Investors (Cayman) II L.P. | 10% Owner | 1,275,486 | May 1, 2026 | 1 |
| Rhodes Melissa | Chief Operating Officer | – | May 1, 2026 | 1 |
| Lazarus Howard | Chief Medical Officer | – | May 1, 2026 | 1 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 5, 2026 (view filing) | May 1 | 4 days | Novo Holdings A/S10% Owner | PPurchaseVoting Common Stock | +555.6K | $18.00 | +$10.0M | +16.7%3.88M after | |
| May 1, 2026 (view filing)6:46 PM ET | May 1 | Same day | George Simeon and 1 other10% Owner | PPurchase | +555.6K | $18.00 | +$10.0M | +98.1%1.12M after | 2 lots |
| May 1, 2026 (view filing) | May 1 | Same day | Carroll JillDirector | PPurchase | +277.8K | $18.00 | +$5.00M | +14.6%2.19M after |