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Atossa Therapeutics, Inc.

ATOS
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001488039

No open-market purchases or sales by Atossa Therapeutics, Inc. insiders were filed in the last 90 days; 31 institutions reported holding it in 13F filings for Q2 2026, worth $2.60M in total; no superinvestor holds it.

13F holders, Q3 2024

Institutional positions in Atossa Therapeutics, Inc. as of Sep 30, 2024. 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
86
+10 vs. Q2 2024
Shares held
27.5M
+10.4M (+60.9%) vs. Q2 2024
Total value
$41.8M
+$21.5M (+106.0%) vs. Q2 2024
New holders
17
20 more added
Sold out
7
24 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ATOS 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 holdersQ3 2024: 86 institutions
Q1 2021: 54 institutionsQ2 2021: 90 institutionsQ3 2021: 93 institutionsQ4 2021: 92 institutionsQ1 2022: 83 institutionsQ2 2022: 73 institutionsQ3 2022: 59 institutionsQ4 2022: 51 institutionsQ1 2023: 45 institutionsQ2 2023: 52 institutionsQ3 2023: 54 institutionsQ4 2023: 49 institutionsQ1 2024: 67 institutionsQ2 2024: 77 institutionsQ3 2024: 86 institutionsQ4 2024: 86 institutionsQ1 2025: 83 institutionsQ2 2025: 84 institutionsQ3 2025: 67 institutionsQ4 2025: 67 institutionsQ1 2026: 33 institutionsQ2 2026: 31 institutions
Value heldQ3 2024: $41.8M
Q1 2021: $22.8MQ2 2021: $225.8MQ3 2021: $102.1MQ4 2021: $64.2MQ1 2022: $45.4MQ2 2022: $25.4MQ3 2022: $15.8MQ4 2022: $9.49MQ1 2023: $11.9MQ2 2023: $20.2MQ3 2023: $11.9MQ4 2023: $14.2MQ1 2024: $37.4MQ2 2024: $31.2MQ3 2024: $41.8MQ4 2024: $28.3MQ1 2025: $19.1MQ2 2025: $17.7MQ3 2025: $16.9MQ4 2025: $13.0MQ1 2026: $6.52MQ2 2026: $2.60M
Institutions holding ATOS and their total value by quarter
QuarterHoldersValue
Q2 202631$2.60M
Q1 202633$6.52M
Q4 202567$13.0M
Q3 202567$16.9M
Q2 202584$17.7M
Q1 202583$19.1M
Q4 202486$28.3M
Q3 202486$41.8M
Q2 202477$31.2M
Q1 202467$37.4M
Q4 202349$14.2M
Q3 202354$11.9M
Q2 202352$20.2M
Q1 202345$11.9M
Q4 202251$9.49M
Q3 202259$15.8M
Q2 202273$25.4M
Q1 202283$45.4M
Q4 202192$64.2M
Q3 202193$102.1M
Q2 202190$225.8M
Q1 202154$22.8M

Institutions, Q3 2024

Shares, value and share of portfolio for each institution holding Atossa Therapeutics, Inc.; share changes are against Q2 2024.

Institutions holding ATOS in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.9,667,615$14.7M0.00%+9,667,615New
Vanguard Group Inc6,598,296$10.0M0.00%+112,419+1.7%Added
Geode Capital Management, LLC2,814,446$4.28M0.00%+44,762+1.6%Added
State Street Corp1,732,221$2.63M0.00%+69,180+4.2%Added
Renaissance Technologies LLC1,310,070$1.99M0.00%−240,840−15.5%Reduced
Northern Trust Corp954,199$1.45M0.00%+686,991+257.1%Added
Morgan Stanley457,520$695.4K0.00%+1,367+0.3%Added
Charles Schwab Investment Management Inc347,610$528.4K0.00%−22,378−6.0%Reduced
Bank of New York Mellon Corp303,649$461.5K0.00%−108,018−26.2%Reduced
JPMorgan Chase & Co299,284$454.9K0.00%+191,286+177.1%Added
Goldman Sachs Group Inc249,128$378.7K0.00%+146,463+142.7%Added
Connor, Clark & Lunn Investment Management Ltd.199,754$303.6K0.00%−9,487−4.5%Reduced
Qube Research & Technologies Ltd195,589$297.3K0.00%+38,163+24.2%Added
Nuveen Asset Management, LLC170,733$259.5K0.00%00.0%Unchanged
Barclays PLC167,718$254.9K0.00%+123,683+280.9%Added
Citadel Advisors LLC161,899$246.1K0.00%−39,599−19.7%Reduced
Jane Street Group, LLC136,935$208.1K0.00%−123,146−47.3%Reduced
Rhumbline Advisers123,039$187.0K0.00%−12,079−8.9%Reduced
Two Sigma Investments, LP96,223$146.3K0.00%−86,563−47.4%Reduced
Citigroup Inc91,977$139.8K0.00%+38,819+73.0%Added
Bank of America Corp73,666$112.0K0.00%−32,006−30.3%Reduced
Susquehanna International Group, LLP71,772$109.1K0.00%+71,772New
UBS Group AG70,793$107.6K0.00%+29,342+70.8%Added
Mirae Asset Global ETFs Holdings Ltd.69,402$105.5K0.00%+69,402New
Corebridge Financial, Inc.67,632$102.8K0.00%−417−0.6%Reduced
Invesco Ltd.56,031$85.2K0.00%−1,870−3.2%Reduced
Wells Fargo & Company54,867$83.4K0.00%+1,802+3.4%Added
Virtu Financial LLC50,647$77.0K0.00%−24,479−32.6%Reduced
XTX Topco Ltd49,616$75.4K0.01%+24,951+101.2%Added
Manufacturers Life Insurance Company, The49,113$74.7K0.00%+49,113New
Voya Investment Management LLC46,349$70.5K0.00%00.0%Unchanged
Cetera Investment Advisers46,143$70.1K0.00%−13,400−22.5%Reduced
LPL Financial LLC45,406$69.0K0.00%−111−0.2%Reduced
SG Americas Securities, LLC41,849$64.0K0.00%+30,037+254.3%Added
Price T Rowe Associates Inc40,770$62.0K0.00%00.0%Unchanged
Commonwealth Equity Services, LLC36,023$55.0K0.00%+10,000+38.4%Added
Wolverine Trading, LLC30,922$46.7K0.00%+7,559+32.4%Added
Regions Financial Corp30,000$45.6K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA25,268$38.4K0.00%+5,809+29.9%Added
Two Sigma Securities, LLC24,196$36.8K0.00%+24,196New
MetLife Investment Management23,978$36.4K0.00%−9,427−28.2%Reduced
ProShare Advisors LLC23,902$36.3K0.00%+23,902New
PFG Investments, LLC23,650$35.9K0.00%00.0%Unchanged
Intech Investment Management LLC19,395$29.5K0.00%+19,395New
Alliancebernstein L.P.17,380$26.4K0.00%00.0%Unchanged
NorthRock Partners, LLC16,750$25.5K0.00%00.0%Unchanged
HSBC Holdings PLC16,220$25.1K0.00%+16,220New
LVM Capital Management Ltd21,000$25.0K0.00%00.0%Unchanged
Victory Capital Management Inc15,956$24.3K0.00%−244−1.5%Reduced
New York State Common Retirement Fund15,800$24.0K0.00%−72,000−82.0%Reduced
DnB Asset Management AS15,400$23.4K0.00%+15,400New
Koss-Olinger Consulting, LLC15,000$23.0K0.00%00.0%Unchanged
Acadian Asset Management LLC14,586$22.0K0.00%+14,586New
Two Sigma Advisers, LP13,500$20.5K0.00%−40,700−75.1%Reduced
Royal Bank of Canada13,255$20.0K0.00%+1,358+11.4%Added
Squarepoint Ops LLC12,627$19.2K0.00%−53,914−81.0%Reduced
Ameritas Investment Partners, Inc.12,392$18.8K0.00%00.0%Unchanged
Neuberger Berman Group LLC12,286$18.7K0.00%+12,286New
Legal & General Group Plc11,829$18.0K0.00%00.0%Unchanged
J. L. Bainbridge & Co., Inc.11,121$16.9K0.00%00.0%Unchanged
Raymond James Financial Services Advisors, Inc.10,815$16.4K0.00%00.0%Unchanged
Federation des caisses Desjardins du Quebec10,600$16.1K0.00%00.0%Unchanged
Principal Financial Group Inc10,245$15.6K0.00%−2,962−22.4%Reduced
Advisor Group Holdings, Inc.10,200$15.5K0.00%−750−6.8%Reduced
Evanson Asset Management, LLC10,000$15.2K0.00%00.0%Unchanged
Janney Montgomery Scott LLC10,000$15.0K0.00%−1,500−13.0%Reduced
California State Teachers Retirement System9,165$13.9K0.00%00.0%Unchanged
FMR LLC8,734$13.3K0.00%+4,625+112.6%Added
Tower Research Capital LLC (TRC)7,644$11.6K0.00%−22,073−74.3%Reduced
GWM Advisors LLC5,000$7.60K0.00%−10,000−66.7%Reduced
Amalgamated Bank4,376$7.00K0.00%00.0%Unchanged
Silicon Valley Capital Partners3,875$5.89K0.00%00.0%Unchanged
Harbour Investments, Inc.1,711$2.60K0.00%00.0%Unchanged
St. Johns Investment Management Company, LLC1,550$2.36K0.00%00.0%Unchanged
TD Waterhouse Canada Inc.1,555$2.27K0.00%+905+139.2%Added
Planning Capital Management Corp1,000$1.52K0.00%00.0%Unchanged
Allworth Financial LP702$1.07K0.00%00.0%Unchanged
CWM, LLC394$1.00K0.00%+394New
Signaturefd, LLC400$6080.00%+400New
Nisa Investment Advisors, LLC380$5780.00%+380New
Sterling Capital Management LLC355$5400.00%+355New
Delos Wealth Advisors, LLC100$1520.00%00.0%Unchanged
Larson Financial Group LLC100$1520.00%+100New
Clearstead Advisors, LLC70$1070.00%00.0%Unchanged
Capital Performance Advisors LLP25$380.00%+25New
Hantz Financial Services, Inc.82$00.00%00.0%Unchanged
Mariner, LLC0$00.00%−105,910−100.0%Sold out
Edmond de Rothschild Holding S.A.0$00.00%−50,000−100.0%Sold out
Group One Trading, L.P.0$00.00%−24,198−100.0%Sold out
Ground Swell Capital, LLC0$00.00%−14,466−100.0%Sold out
Alpine Global Management, LLC0$00.00%−12,168−100.0%Sold out
Millennium Management LLC0$00.00%−10,662−100.0%Sold out
Unique Wealth Strategies, LLC0$00.00%−166−100.0%Sold out
BlackRock Inc.––––Not filed