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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.

13F holders, Q2 2026

Institutional positions in Avalyn Pharma Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
93
+93 vs. Q1 2026
Shares held
44.3M
+44.3M vs. Q1 2026
Total value
$1.46B
+$1.46B vs. Q1 2026
New holders
93
0 more added
Sold out
0
0 more reduced

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AVLN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 93 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 0 institutionsQ2 2024: 0 institutionsQ3 2024: 0 institutionsQ4 2024: 0 institutionsQ1 2025: 0 institutionsQ2 2025: 0 institutionsQ3 2025: 0 institutionsQ4 2025: 0 institutionsQ1 2026: 0 institutionsQ2 2026: 93 institutions
Value heldQ2 2026: $1.46B
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $0Q4 2023: $0Q1 2024: $0Q2 2024: $0Q3 2024: $0Q4 2024: $0Q1 2025: $0Q2 2025: $0Q3 2025: $0Q4 2025: $0Q1 2026: $0Q2 2026: $1.46B
Institutions holding AVLN and their total value by quarter
QuarterHoldersValue
Q2 202693$1.46B
Q1 20260$0
Q4 20250$0
Q3 20250$0
Q2 20250$0
Q1 20250$0
Q4 20240$0
Q3 20240$0
Q2 20240$0
Q1 20240$0
Q4 20230$0
Q3 20230$0
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Avalyn Pharma Inc.; share changes are against Q1 2026.

Institutions holding AVLN in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC5,835,259$192.1M0.01%+5,835,259New
Novo Holdings A/S3,883,289$127.8M7.42%+3,883,289New
Sr One Capital Management, LP3,308,649$108.9M10.48%+3,308,649New
Perceptive Advisors LLC2,675,296$88.1M1.37%+2,675,296New
Suvretta Capital Management, LLC2,503,109$82.4M1.73%+2,503,109New
NVP Associates, LLC2,268,404$74.7M22.75%+2,268,404New
Wellington Management Group LLP2,201,986$72.5M0.01%+2,201,986New
Price T Rowe Associates Inc1,735,231$57.1M0.01%+1,735,231New
Catalio Capital Management, LP1,675,830$55.2M10.37%+1,675,830New
T. Rowe Price Investment Management, Inc.1,602,745$52.8M0.03%+1,602,745New
Eventide Asset Management, LLC1,375,486$45.3M0.61%+1,375,486New
Bellevue Group AG1,350,000$44.4M0.94%+1,350,000New
BlackRock, Inc.977,264$32.2M0.00%+977,264New
Pivotal bioVenture Partners Investment Advisor LLC966,792$31.8M10.34%+966,792New
Citadel Advisors LLC959,098$31.6M0.02%+959,098New
Andera Partners929,824$30.6M14.82%+929,824New
Jennison Associates LLC812,749$26.8M0.02%+812,749New
Braidwell LP801,395$26.4M0.98%+801,395New
TPG GP A, LLC773,069$25.4M0.51%+773,069New
Vanguard Capital Management LLC739,770$24.4M0.00%+739,770New
Deerfield Management Company, L.P. (Series C)731,000$24.1M0.25%+731,000New
Rock Springs Capital Management LP662,918$21.8M1.07%+662,918New
Geode Capital Management, LLC434,650$14.3M0.00%+434,650New
Soleus Capital Management, L.P.419,000$13.8M0.48%+419,000New
Infinitum Asset Management, LLC411,378$13.5M1.38%+411,378New
Baker Bros. Advisors LP350,000$11.5M0.06%+350,000New
Franklin Resources Inc331,684$10.9M0.00%+331,684New
Silverarc Capital Management, LLC330,487$10.9M1.21%+330,487New
State Street Corp318,995$10.5M0.00%+318,995New
Goldman Sachs Group Inc283,854$9.34M0.00%+283,854New
Federated Hermes, Inc.160,000$5.27M0.01%+160,000New
Woodline Partners LP150,999$4.97M0.02%+150,999New
Charles Schwab Investment Management Inc146,992$4.84M0.00%+146,992New
ADAR1 Capital Management, LLC146,447$4.82M0.23%+146,447New
Northern Trust Corp136,394$4.49M0.00%+136,394New
StemPoint Capital LP118,000$3.88M0.67%+118,000New
Vanguard Portfolio Management LLC117,338$3.86M0.00%+117,338New
Vanguard Fiduciary Trust Co116,763$3.84M0.00%+116,763New
Acuta Capital Partners, LLC115,000$3.79M2.64%+115,000New
Burkehill Global Management, LP115,000$3.79M0.14%+115,000New
Moore Capital Management, LP110,451$3.64M0.08%+110,451New
Blackstone Group Inc.97,985$3.23M0.01%+97,985New
TD Asset Management Inc94,636$3.12M0.00%+94,636New
Seven Grand Managers, LLC75,000$2.47M0.10%+75,000New
Ghisallo Capital Management LLC70,000$2.30M0.05%+70,000New
Atom Investors LP68,254$2.25M0.20%+68,254New
Standard Life Aberdeen plc67,174$2.21M0.00%+67,174New
Zimmer Partners, LP62,500$2.06M0.05%+62,500New
Avidity Partners Management LP60,000$1.98M0.32%+60,000New
LMR Partners LLP54,323$1.79M0.01%+54,323New
Ameriprise Financial Inc50,045$1.65M0.00%+50,045New
Freestone Grove Partners LP50,000$1.65M0.01%+50,000New
Brevan Howard Capital Management LP43,001$1.42M0.02%+43,001New
Bank of New York Mellon Corp40,140$1.32M0.00%+40,140New
Shay Capital LLC40,000$1.32M0.15%+40,000New
Balyasny Asset Management LLC33,975$1.12M0.00%+33,975New
Nuveen, LLC29,670$976.7K0.00%+29,670New
D. E. Shaw & Co., Inc.23,000$757.2K0.00%+23,000New
Davidson Kempner Capital Management LP23,000$757.2K0.01%+23,000New
Rhumbline Advisers20,502$674.9K0.00%+20,502New
Deutsche Bank AG16,933$557.4K0.00%+16,933New
Morgan Stanley16,906$556.5K0.00%+16,906New
Wells Fargo & Company15,228$501.3K0.00%+15,228New
Hudson Bay Capital Management LP14,180$466.8K0.00%+14,180New
Longaeva Partners L.P.12,500$411.5K0.01%+12,500New
UBS Group AG12,296$404.8K0.00%+12,296New
Bank of America Corp11,668$384.1K0.00%+11,668New
Invesco Ltd.11,607$382.1K0.00%+11,607New
Raymond James Financial Inc11,483$378.0K0.00%+11,483New
XTX Topco Ltd10,640$350.3K0.00%+10,640New
MetLife Investment Management10,308$339.3K0.00%+10,308New
Soros Fund Management LLCSuperinvestorSoros Fund Management10,000$329.2K0.00%+10,000New
Virtu Financial LLC8,792$289.0K0.01%+8,792New
Citigroup Inc8,035$264.5K0.00%+8,035New
Mirae Asset Global ETFs Holdings Ltd.7,854$258.6K0.00%+7,854New
Vanguard Global Advisers, LLC7,485$246.4K0.00%+7,485New
JPMorgan Chase & Co7,102$220.2K0.00%+7,102New
Two Sigma Investments, LP6,675$219.7K0.00%+6,675New
SEI Investments Co6,592$217.0K0.00%+6,592New
New York State Common Retirement Fund6,000$197.5K0.00%+6,000New
Police & Firemen's Retirement System of New Jersey5,052$166.3K0.00%+5,052New
Barclays PLC4,390$144.5K0.00%+4,390New
BNP Paribas Arbitrage, SA3,958$130.3K0.00%+3,958New
Legal & General Group Plc3,504$115.3K0.00%+3,504New
STRS Ohio3,400$111.9K0.00%+3,400New
Persistent Asset Partners Ltd2,064$67.9K0.02%+2,064New
Ameritas Investment Partners, Inc.1,555$51.2K0.00%+1,555New
Russell Investments Group, Ltd.1,369$45.1K0.00%+1,369New
Tower Research Capital LLC (TRC)1,055$34.7K0.00%+1,055New
Royal Bank of Canada588$19.0K0.00%+588New
Nisa Investment Advisors, LLC503$16.6K0.00%+503New
California State Teachers Retirement System236$7.77K0.00%+236New
Sterling Capital Management LLC149$4.91K0.00%+149New