Who owns Avalyn Pharma Inc. Common Stock?
Institutional ownership of AVLN from SEC Form 13F filings across 69 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
69
13F holders
$663.2M
value, 2026 filers
49.4%
of shares outstanding (21.9M sh)
69
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of AVLN's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | FMR LLCNEW | 5.8M | $192.1M | 0.0% | 13.2% | new |
| 2 | MONTANOVA CAPITAL, LLCNEW | 2.5M | $82.4M | 1.5% | 5.6% | new |
| 3 | WELLINGTON MANAGEMENT GROUP LLPNEW | 2.2M | $72.5M | 0.0% | 5% | new |
| 4 | PRICE T ROWE ASSOCIATES INC /MD/NEW | 1.7M | $57,124 | 0.0% | 3.9% | new |
| 5 | Catalio Capital Management, LPNEW | 1.7M | $55.2M | 10.4% | 3.8% | new |
| 6 | BlackRock, Inc.NEW | 977,264 | $32.2M | 0.0% | 2.2% | new |
| 7 | CITADEL ADVISORS LLCNEW | 959,098 | $31.6M | 0.0% | 2.2% | new |
| 8 | JENNISON ASSOCIATES LLCNEW | 812,749 | $26.8M | 0.0% | 1.8% | new |
| 9 | TPG GP A, LLCNEW | 773,069 | $25.4M | 0.5% | 1.7% | new |
| 10 | VANGUARD CAPITAL MANAGEMENT LLCNEW | 739,770 | $24.4M | 0.0% | 1.7% | new |
| 11 | GEODE CAPITAL MANAGEMENT, LLCNEW | 434,650 | $14.3M | 0.0% | 1% | new |
| 12 | FRANKLIN RESOURCES INCNEW | 331,684 | $10.9M | 0.0% | 0.7% | new |
| 13 | SILVERARC CAPITAL MANAGEMENT, LLCNEW | 330,487 | $10.9M | 1.1% | 0.7% | new |
| 14 | GOLDMAN SACHS GROUP INCNEW | 283,854 | $9.3M | 0.0% | 0.6% | new |
| 15 | FEDERATED HERMES, INC.NEW | 160,000 | $5.3M | 0.0% | 0.4% | new |
| 16 | Woodline Partners LPNEW | 150,999 | $5.0M | 0.0% | 0.3% | new |
| 17 | Sixth Street Partners Management Company, L.P.NEW | 146,992 | $4.8M | 0.8% | 0.3% | new |
| 18 | CHARLES SCHWAB INVESTMENT MANAGEMENT INCNEW | 146,992 | $4.8M | 0.0% | 0.3% | new |
| 19 | NORTHERN TRUST CORPNEW | 136,394 | $4.5M | 0.0% | 0.3% | new |
| 20 | VANGUARD PORTFOLIO MANAGEMENT LLCNEW | 117,338 | $3.9M | 0.0% | 0.3% | new |
| 21 | VANGUARD FIDUCIARY TRUST CONEW | 116,763 | $3.8M | 0.0% | 0.3% | new |
| 22 | Burkehill Global Management, LPNEW | 115,000 | $3.8M | 0.1% | 0.3% | new |
| 23 | MOORE CAPITAL MANAGEMENT, LPNEW | 110,451 | $3.6M | 0.1% | 0.2% | new |
| 24 | Blackstone Inc.NEW | 97,985 | $3.2M | 0.0% | 0.2% | new |
| 25 | TD Asset Management IncNEW | 94,636 | $3.1M | 0.0% | 0.2% | new |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.