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, Q4 2021
Institutional positions in Atossa Therapeutics, Inc. as of Dec 31, 2021. 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
- 92
- −1 vs. Q3 2021
- Shares held
- 39.3M
- +8.24M (+26.5%) vs. Q3 2021
- Total value
- $63.3M
- −$38.8M (−38.0%) vs. Q3 2021
- New holders
- 20
- 23 more added
- Sold out
- 21
- 28 more reduced
Compare with Q3 2021: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 31 | $2.60M |
| Q1 2026 | 33 | $6.52M |
| Q4 2025 | 67 | $13.0M |
| Q3 2025 | 67 | $16.8M |
| Q2 2025 | 84 | $17.7M |
| Q1 2025 | 83 | $19.1M |
| Q4 2024 | 86 | $28.3M |
| Q3 2024 | 86 | $41.6M |
| Q2 2024 | 77 | $31.2M |
| Q1 2024 | 67 | $34.6M |
| Q4 2023 | 49 | $14.1M |
| Q3 2023 | 54 | $11.9M |
| Q2 2023 | 52 | $20.2M |
| Q1 2023 | 45 | $11.9M |
| Q4 2022 | 51 | $9.49M |
| Q3 2022 | 59 | $15.8M |
| Q2 2022 | 73 | $25.4M |
| Q1 2022 | 83 | $45.4M |
| Q4 2021 | 92 | $63.3M |
| Q3 2021 | 93 | $102.1M |
| Q2 2021 | 90 | $225.8M |
| Q1 2021 | 54 | $22.8M |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Atossa Therapeutics, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Caption Management, LLC | 126 | $0 | 0.00% | −141,774−99.9% | Reduced |
| Hudock, Inc. | 500 | $0 | 0.00% | 00.0% | Unchanged |
| NEXT Financial Group, Inc | 200 | $0 | 0.00% | 00.0% | Unchanged |
| Prestige Wealth Management Group LLC | 280 | $0 | 0.00% | 00.0% | Unchanged |
| Delos Wealth Advisors, LLC | 100 | $0 | 0.00% | 00.0% | Unchanged |
| Snowden Capital Advisors LLC | 300 | $0 | 0.00% | +300 | New |
| Geneos Wealth Management Inc. | 1,000 | $1.00K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 900 | $1.00K | 0.00% | +400+80.0% | Added |
| Allworth Financial LP | 702 | $1.00K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 500 | $1.00K | 0.00% | +200+66.7% | Added |
| Evoke Wealth, LLC | 775 | $1.00K | 0.00% | +775 | New |
| Richwood Investment Advisors, LLC | 600 | $1.00K | 0.00% | +600 | New |
| TD Waterhouse Canada Inc. | 700 | $1.20K | 0.00% | +700 | New |
| St. Johns Investment Management Company, LLC | 1,550 | $2.00K | 0.00% | 00.0% | Unchanged |
| Community Bank, N.A. | 1,475 | $2.00K | 0.00% | 00.0% | Unchanged |
| Newbridge Financial Services Group, Inc. | 2,000 | $3.00K | 0.00% | −30,000−93.8% | Reduced |
| Harbour Investments, Inc. | 1,711 | $3.00K | 0.00% | −1,750−50.6% | Reduced |
| Dark Forest Capital Management LP | 3,512 | $6.00K | 0.00% | +3,512 | New |
| Ameritas Investment Partners, Inc. | 9,173 | $15.0K | 0.00% | 00.0% | Unchanged |
| Belvedere Trading LLC | 11,518 | $15.0K | 0.00% | +11,518 | New |
| Simplex Trading, LLC | 11,100 | $17.0K | 0.00% | −79,924−87.8% | Reduced |
| J. L. Bainbridge & Co., Inc. | 10,621 | $17.0K | 0.00% | 00.0% | Unchanged |
| Lincoln National Corp | 10,340 | $17.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 11,736 | $18.0K | 0.00% | 00.0% | Unchanged |
| Private Advisor Group, LLC | 11,205 | $18.0K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 12,600 | $20.2K | 0.00% | 00.0% | Unchanged |
| First Republic Investment Management, Inc. | 14,000 | $22.0K | 0.00% | +3,000+27.3% | Added |
| Credit Suisse AG | 15,269 | $24.0K | 0.00% | +15,269 | New |
| Amalgamated Bank | 15,612 | $25.0K | 0.00% | −501−3.1% | Reduced |
| Victory Capital Management Inc | 17,315 | $28.0K | 0.00% | −539−3.0% | Reduced |
| XTX Topco Ltd | 17,275 | $28.0K | 0.02% | +17,275 | New |
| HighTower Advisors, LLC | 20,100 | $30.0K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 20,647 | $33.0K | 0.00% | −777−3.6% | Reduced |
| Tower Research Capital LLC (TRC) | 22,360 | $36.0K | 0.00% | +14,796+195.6% | Added |
| QCM Cayman, Ltd. | 22,301 | $36.0K | 0.22% | +22,301 | New |
| Royal Bank of Canada | 23,909 | $38.0K | 0.00% | +2,290+10.6% | Added |
| Cutler Group LP | 24,190 | $38.0K | 0.00% | +24,190 | New |
| Price T Rowe Associates Inc | 24,844 | $40.0K | 0.00% | −2,700−9.8% | Reduced |
| ProShare Advisors LLC | 25,560 | $41.0K | 0.00% | +10,566+70.5% | Added |
| Principal Financial Group Inc | 26,254 | $42.0K | 0.00% | +15,501+144.2% | Added |
| Squarepoint Ops LLC | 27,522 | $44.0K | 0.00% | +27,522 | New |
| Commonwealth Equity Services, LLC | 30,442 | $48.0K | 0.00% | +2,000+7.0% | Added |
| Citigroup Inc | 29,797 | $48.0K | 0.00% | +11,088+59.3% | Added |
| Invesco Ltd. | 33,476 | $54.0K | 0.00% | −3,610−9.7% | Reduced |
| SG Americas Securities, LLC | 36,270 | $58.0K | 0.00% | −45,890−55.9% | Reduced |
| ETF Managers Group, LLC | 38,452 | $64.0K | 0.00% | +38,452 | New |
| ExodusPoint Capital Management, LP | 41,454 | $66.0K | 0.00% | −98,535−70.4% | Reduced |
| JPMorgan Chase & Co | 43,277 | $69.0K | 0.00% | −34,797−44.6% | Reduced |
| Voya Investment Management LLC | 43,917 | $70.0K | 0.00% | −2,221−4.8% | Reduced |
| Edmond de Rothschild Holding S.A. | 50,000 | $80.0K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 51,126 | $81.8K | 0.00% | +23,986+88.4% | Added |
| New York State Common Retirement Fund | 55,028 | $88.0K | 0.00% | −293−0.5% | Reduced |
| Spire Wealth Management | 56,000 | $90.0K | 0.00% | −5,000−8.2% | Reduced |
| Engineers Gate Manager LP | 60,809 | $97.0K | 0.00% | +60,809 | New |
| American International Group, Inc. | 62,171 | $99.0K | 0.00% | −1,860−2.9% | Reduced |
| California State Teachers Retirement System | 63,052 | $101.0K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 65,678 | $105.0K | 0.00% | +1,021+1.6% | Added |
| Wells Fargo & Company | 65,652 | $105.0K | 0.00% | +65,652 | New |
| State Board of Administration of Florida Retirement System | 68,685 | $110.0K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 69,236 | $111.0K | 0.00% | −194,784−73.8% | Reduced |
| Deutsche Bank AG | 71,047 | $114.0K | 0.00% | −56,702−44.4% | Reduced |
| Susquehanna International Group, LLP | 72,144 | $115.0K | 0.00% | −174,872−70.8% | Reduced |
| Graham Capital Management, L.P. | 73,105 | $116.0K | 0.01% | +73,105 | New |
| UBS Group AG | 72,821 | $117.0K | 0.00% | +32,156+79.1% | Added |
| Parametric Portfolio Associates LLC | 88,258 | $141.0K | 0.00% | +72,291+452.8% | Added |
| Alliancebernstein L.P. | 116,100 | $186.0K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 127,843 | $205.0K | 0.00% | +36,139+39.4% | Added |
| Susquehanna Fundamental Investments, LLC | 129,916 | $208.0K | 0.01% | +34,966+36.8% | Added |
| National Bank of Canada | 131,100 | $210.0K | 0.00% | +131,100 | New |
| Rhumbline Advisers | 131,622 | $211.0K | 0.00% | −3,367−2.5% | Reduced |
| Jane Street Group, LLC | 138,995 | $222.0K | 0.00% | −80,746−36.7% | Reduced |
| Barclays PLC | 142,000 | $227.0K | 0.00% | +94,190+197.0% | Added |
| Alps Advisors Inc | 146,542 | $234.0K | 0.00% | +146,542 | New |
| Morgan Stanley | 153,962 | $246.0K | 0.00% | −84,164−35.3% | Reduced |
| AQR Capital Management LLC | 176,774 | $283.0K | 0.00% | +143,588+432.7% | Added |
| Sculptor Capital LP | 214,500 | $343.0K | 0.00% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 259,856 | $416.0K | 0.00% | +52,287+25.2% | Added |
| Qube Research & Technologies Ltd | 287,989 | $461.0K | 0.00% | +287,989 | New |
| Charles Schwab Investment Management Inc | 299,431 | $480.0K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 519,658 | $832.0K | 0.00% | +42,367+8.9% | Added |
| Northern Trust Corp | 1,049,488 | $1.68M | 0.00% | −33,030−3.1% | Reduced |
| Renaissance Technologies LLC | 1,170,340 | $1.87M | 0.00% | +1,170,340 | New |
| Two Sigma Advisers, LP | 1,597,930 | $2.56M | 0.01% | +1,509,930+1,715.8% | Added |
| Nuveen Asset Management, LLC | 1,540,502 | $2.87M | 0.00% | −53,459−3.4% | Reduced |
| Geode Capital Management, LLC | 2,004,781 | $3.21M | 0.00% | −104,379−4.9% | Reduced |
| Citadel Advisors LLC | 2,052,057 | $3.28M | 0.00% | +1,030,350+100.8% | Added |
| State Street Corp | 2,142,050 | $3.43M | 0.00% | −3,902−0.2% | Reduced |
| Two Sigma Investments, LP | 2,371,193 | $3.79M | 0.01% | +2,280,552+2,516.0% | Added |
| D. E. Shaw & Co., Inc. | 4,147,809 | $6.64M | 0.01% | +3,251,752+362.9% | Added |
| Vanguard Group Inc | 6,970,850 | $11.2M | 0.00% | −85,611−1.2% | Reduced |
| BlackRock Inc. | 9,539,593 | $15.3M | 0.00% | −11,036−0.1% | Reduced |
| Castleview Partners, LLC | 800 | – | – | +800 | New |
| HRT Financial LP | 0 | $0 | 0.00% | −243,504−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −216,320−100.0% | Sold out |
| Bank of Nova Scotia | 0 | $0 | 0.00% | −152,115−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −151,300−100.0% | Sold out |
| Mariner, LLC | 0 | $0 | 0.00% | −115,861−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −73,529−100.0% | Sold out |
| Americana Partners, LLC | 0 | $0 | 0.00% | −54,500−100.0% | Sold out |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −29,847−100.0% | Sold out |