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.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsOpen market, last 90 days
- 0
- 13F holdersQ2 2026, +93 vs. previous quarter
- 93
- 13F valueReported value at the end of Q2 2026
- $1.46B
- Superinvestors holdingAt the end of Q2 2026
- 1
Price chart
Superinvestors holding AVLN, Q2 2026
1 superinvestor reports holding Avalyn Pharma Inc. on Form 13F. Percentages are the stock's share of each portfolio.
Soros Fund Management
George Soros
<0.1%
Avalyn Pharma Inc.'s share of the portfolio
- Shares
- 10,000
- Value
- $329.2K
Latest insider trades
Open-market purchases and sales by Avalyn Pharma Inc. insiders from Form 4, newest first.
| 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 |
Top 10 13F holders, Q2 2026
The largest institutional positions in Avalyn Pharma Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 5,835,259 | $192.1M | 0.01% | +5,835,259 | New |
| Novo Holdings A/S | 3,883,289 | $127.8M | 7.42% | +3,883,289 | New |
| Sr One Capital Management, LP | 3,308,649 | $108.9M | 10.48% | +3,308,649 | New |
| Perceptive Advisors LLC | 2,675,296 | $88.1M | 1.37% | +2,675,296 | New |
| Suvretta Capital Management, LLC | 2,503,109 | $82.4M | 1.73% | +2,503,109 | New |
| NVP Associates, LLC | 2,268,404 | $74.7M | 22.75% | +2,268,404 | New |
| Wellington Management Group LLP | 2,201,986 | $72.5M | 0.01% | +2,201,986 | New |
| Price T Rowe Associates Inc | 1,735,231 | $57.1M | 0.01% | +1,735,231 | New |
| Catalio Capital Management, LP | 1,675,830 | $55.2M | 10.37% | +1,675,830 | New |
| T. Rowe Price Investment Management, Inc. | 1,602,745 | $52.8M | 0.03% | +1,602,745 | New |