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 2021
Institutional positions in Atossa Therapeutics, Inc. as of Sep 30, 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
- 93
- +4 vs. Q2 2021
- Shares held
- 31.1M
- −4.66M (−13.0%) vs. Q2 2021
- Total value
- $102.1M
- −$123.7M (−54.8%) vs. Q2 2021
- New holders
- 20
- 29 more added
- Sold out
- 16
- 26 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding Atossa Therapeutics, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Delos Wealth Advisors, LLC | 100 | $0 | 0.00% | 00.0% | Unchanged |
| FMR LLC | 18 | $0 | 0.00% | +16+800.0% | Added |
| Northwestern Mutual Wealth Management Co | 83 | $0 | 0.00% | +83 | New |
| Ellevest, Inc. | 88 | $0 | 0.00% | +88 | New |
| NEXT Financial Group, Inc | 200 | $1.00K | 0.00% | −100−33.3% | Reduced |
| Prestige Wealth Management Group LLC | 280 | $1.00K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 300 | $1.00K | 0.00% | +300 | New |
| Hudock, Inc. | 500 | $1.00K | 0.00% | +500 | New |
| Brewin Dolphin Ltd | 320 | $1.04K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 702 | $2.00K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 500 | $2.00K | 0.00% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 1,000 | $3.00K | 0.00% | −3,000−75.0% | Reduced |
| St. Johns Investment Management Company, LLC | 1,550 | $5.00K | 0.00% | 00.0% | Unchanged |
| Community Bank, N.A. | 1,475 | $5.00K | 0.00% | 00.0% | Unchanged |
| Sphinx Trading, LP | 1,900 | $6.00K | 0.01% | +1,900 | New |
| Harbour Investments, Inc. | 3,461 | $11.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 7,564 | $24.0K | 0.00% | +2,777+58.0% | Added |
| Ameritas Investment Partners, Inc. | 9,173 | $30.0K | 0.00% | 00.0% | Unchanged |
| Lincoln National Corp | 10,340 | $34.0K | 0.00% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 10,500 | $34.0K | 0.00% | +10,500 | New |
| Principal Financial Group Inc | 10,753 | $35.0K | 0.00% | −3,111−22.4% | Reduced |
| J. L. Bainbridge & Co., Inc. | 10,621 | $35.0K | 0.00% | 00.0% | Unchanged |
| First Republic Investment Management, Inc. | 11,000 | $36.0K | 0.00% | +11,000 | New |
| Private Advisor Group, LLC | 11,205 | $37.0K | 0.00% | +11,205 | New |
| Legal & General Group Plc | 11,736 | $38.0K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 12,600 | $41.1K | 0.00% | −5,525−30.5% | Reduced |
| STRS Ohio | 14,200 | $46.0K | 0.00% | −12,900−47.6% | Reduced |
| Franklin Resources Inc | 14,300 | $47.0K | 0.00% | +14,300 | New |
| ProShare Advisors LLC | 14,994 | $49.0K | 0.00% | −15,357−50.6% | Reduced |
| Metropolitan Life Insurance Co | 15,468 | $50.4K | 0.00% | −18,219−54.1% | Reduced |
| Parametric Portfolio Associates LLC | 15,967 | $52.0K | 0.00% | −36,161−69.4% | Reduced |
| Amalgamated Bank | 16,113 | $53.0K | 0.00% | −714−4.2% | Reduced |
| Victory Capital Management Inc | 17,854 | $58.0K | 0.00% | −614−3.3% | Reduced |
| Cubist Systematic Strategies, LLC | 17,858 | $58.0K | 0.00% | +12,601+239.7% | Added |
| Citigroup Inc | 18,709 | $61.0K | 0.00% | +3,141+20.2% | Added |
| MetLife Investment Management | 19,919 | $64.9K | 0.00% | −24,081−54.7% | Reduced |
| HighTower Advisors, LLC | 20,100 | $65.0K | 0.00% | +20,100 | New |
| Advisor Group Holdings, Inc. | 21,424 | $70.0K | 0.00% | +1,483+7.4% | Added |
| Royal Bank of Canada | 21,619 | $71.0K | 0.00% | +5,209+31.7% | Added |
| Panagora Asset Management Inc | 26,725 | $87.0K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 27,140 | $88.5K | 0.00% | +16,657+158.9% | Added |
| Price T Rowe Associates Inc | 27,544 | $90.0K | 0.00% | +2,700+10.9% | Added |
| Commonwealth Equity Services, LLC | 28,442 | $92.0K | 0.00% | −4,941−14.8% | Reduced |
| Martingale Asset Management L P | 28,381 | $93.0K | 0.00% | +6,300+28.5% | Added |
| Ameriprise Financial Inc | 29,847 | $97.0K | 0.00% | +16,470+123.1% | Added |
| Newbridge Financial Services Group, Inc. | 32,000 | $104.0K | 0.07% | +32,000 | New |
| AQR Capital Management LLC | 33,186 | $108.0K | 0.00% | +33,186 | New |
| Invesco Ltd. | 37,086 | $121.0K | 0.00% | −1,814,267−98.0% | Reduced |
| UBS Group AG | 40,665 | $133.0K | 0.00% | +40,665 | New |
| Voya Investment Management LLC | 46,138 | $150.0K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 47,810 | $156.0K | 0.00% | +24,740+107.2% | Added |
| Edmond de Rothschild Holding S.A. | 50,000 | $163.0K | 0.00% | 00.0% | Unchanged |
| Americana Partners, LLC | 54,500 | $177.0K | 0.04% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 55,321 | $180.0K | 0.00% | −44,879−44.8% | Reduced |
| Spire Wealth Management | 61,000 | $199.0K | 0.01% | +13,000+27.1% | Added |
| California State Teachers Retirement System | 63,052 | $206.0K | 0.00% | −98,217−60.9% | Reduced |
| American International Group, Inc. | 64,031 | $209.0K | 0.00% | −1,522−2.3% | Reduced |
| Manufacturers Life Insurance Company, The | 64,657 | $211.0K | 0.00% | −3,222−4.7% | Reduced |
| State Board of Administration of Florida Retirement System | 68,685 | $224.0K | 0.00% | +55,160+407.8% | Added |
| Virtu Financial LLC | 73,529 | $240.0K | 0.02% | +54,905+294.8% | Added |
| JPMorgan Chase & Co | 78,074 | $254.0K | 0.00% | −78,250−50.1% | Reduced |
| SG Americas Securities, LLC | 82,160 | $268.0K | 0.00% | +82,160 | New |
| Two Sigma Advisers, LP | 88,000 | $287.0K | 0.00% | +49,500+128.6% | Added |
| Two Sigma Investments, LP | 90,641 | $295.0K | 0.00% | +75,565+501.2% | Added |
| Bank of America Corp | 91,704 | $298.0K | 0.00% | +12,881+16.3% | Added |
| Susquehanna Fundamental Investments, LLC | 94,950 | $310.0K | 0.01% | +94,950 | New |
| Alliancebernstein L.P. | 116,100 | $378.0K | 0.00% | 00.0% | Unchanged |
| Mariner, LLC | 115,861 | $378.0K | 0.00% | +1,001+0.9% | Added |
| Deutsche Bank AG | 127,749 | $416.0K | 0.00% | +58,295+83.9% | Added |
| Rhumbline Advisers | 134,989 | $440.0K | 0.00% | +4,620+3.5% | Added |
| ExodusPoint Capital Management, LP | 139,989 | $456.0K | 0.01% | +139,989 | New |
| Caption Management, LLC | 141,900 | $463.0K | 0.03% | +89,600+171.3% | Added |
| State of Wisconsin Investment Board | 151,300 | $493.0K | 0.00% | 00.0% | Unchanged |
| Bank of Nova Scotia | 152,115 | $495.0K | 0.00% | −196,583−56.4% | Reduced |
| Simplex Trading, LLC | 91,024 | $582.0K | 0.02% | −50,523−35.7% | Reduced |
| Goldman Sachs Group Inc | 207,569 | $676.0K | 0.00% | +157,562+315.1% | Added |
| Sculptor Capital LP | 214,500 | $699.0K | 0.01% | −53,500−20.0% | Reduced |
| Mirabella Financial Services LLP | 216,320 | $705.0K | 0.09% | +216,320 | New |
| Jane Street Group, LLC | 219,741 | $716.0K | 0.00% | −1,103,908−83.4% | Reduced |
| Morgan Stanley | 238,126 | $776.0K | 0.00% | −73,847−23.7% | Reduced |
| HRT Financial LP | 243,504 | $793.0K | 0.00% | +243,504 | New |
| Susquehanna International Group, LLP | 247,016 | $805.0K | 0.00% | −2,345,161−90.5% | Reduced |
| Millennium Management LLC | 264,020 | $861.0K | 0.00% | −1,402,891−84.2% | Reduced |
| Charles Schwab Investment Management Inc | 299,431 | $977.0K | 0.00% | +5,473+1.9% | Added |
| Bank of New York Mellon Corp | 477,291 | $1.56M | 0.00% | +11,719+2.5% | Added |
| D. E. Shaw & Co., Inc. | 896,057 | $2.92M | 0.00% | +896,057 | New |
| Citadel Advisors LLC | 1,021,707 | $3.33M | 0.00% | +1,021,707 | New |
| Northern Trust Corp | 1,082,518 | $3.53M | 0.00% | −41,334−3.7% | Reduced |
| Nuveen Asset Management, LLC | 1,593,961 | $5.71M | 0.00% | +496,830+45.3% | Added |
| Geode Capital Management, LLC | 2,109,160 | $6.88M | 0.00% | +140,415+7.1% | Added |
| State Street Corp | 2,145,952 | $7.00M | 0.00% | +113,284+5.6% | Added |
| Vanguard Group Inc | 7,056,461 | $23.0M | 0.00% | +1,293,835+22.5% | Added |
| BlackRock Inc. | 9,550,629 | $31.1M | 0.00% | +596,336+6.7% | Added |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −1,644,488−100.0% | Sold out |
| Sabby Management, LLC | 0 | $0 | 0.00% | −1,045,987−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −255,984−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −188,259−100.0% | Sold out |
| Enlightenment Research, LLC | 0 | $0 | 0.00% | −73,100−100.0% | Sold out |
| Cutler Group LP | 0 | $0 | 0.00% | −72,179−100.0% | Sold out |
| DC Investments Management, LLC | 0 | $0 | 0.00% | −64,490−100.0% | Sold out |