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 2022
Institutional positions in Atossa Therapeutics, Inc. as of Dec 31, 2022. 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
- 51
- −8 vs. Q3 2022
- Shares held
- 17.9M
- −1.08M (−5.7%) vs. Q3 2022
- Total value
- $9.49M
- −$6.36M (−40.1%) vs. Q3 2022
- New holders
- 6
- 13 more added
- Sold out
- 14
- 12 more reduced
Compare with Q3 2022: 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 2022
Shares, value and share of portfolio for each institution holding Atossa Therapeutics, Inc.; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 94 | $0 | 0.00% | 00.0% | Unchanged |
| Hantz Financial Services, Inc. | 82 | $0 | 0.00% | 00.0% | Unchanged |
| Delos Wealth Advisors, LLC | 100 | $53 | 0.00% | 00.0% | Unchanged |
| Castleview Partners, LLC | 500 | $264 | 0.00% | 00.0% | Unchanged |
| Belvedere Trading LLC | 501 | $265 | 0.00% | +501 | New |
| Allworth Financial LP | 702 | $371 | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 700 | $407 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 811 | $429 | 0.00% | +21+2.7% | Added |
| St. Johns Investment Management Company, LLC | 1,550 | $819 | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 1,711 | $904 | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 3,300 | $1.00K | 0.00% | +100+3.1% | Added |
| FMR LLC | 2,792 | $1.48K | 0.00% | +1,992+249.0% | Added |
| Tower Research Capital LLC (TRC) | 3,511 | $2.00K | 0.00% | +3,468+8,065.1% | Added |
| Rockefeller Capital Management L.P. | 5,000 | $2.00K | 0.00% | +5,000 | New |
| BNP Paribas Arbitrage, SA | 9,618 | $5.08K | 0.00% | 00.0% | Unchanged |
| Marathon Trading Investment Management LLC | 10,000 | $5.29K | 0.00% | 00.0% | Unchanged |
| Lincoln National Corp | 10,340 | $5.46K | 0.00% | 00.0% | Unchanged |
| Cetera Advisor Networks LLC | 10,432 | $5.51K | 0.00% | +10,432 | New |
| J. L. Bainbridge & Co., Inc. | 10,621 | $5.61K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 12,600 | $6.67K | 0.00% | 00.0% | Unchanged |
| Victory Capital Management Inc | 14,371 | $7.59K | 0.00% | −50.0% | Reduced |
| Advisor Group Holdings, Inc. | 16,747 | $9.00K | 0.00% | −3,050−15.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 17,967 | $9.50K | 0.00% | +17,967 | New |
| HighTower Advisors, LLC | 20,100 | $10.0K | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 20,233 | $10.0K | 0.00% | +5,898+41.1% | Added |
| ETF Managers Group, LLC | 31,569 | $16.7K | 0.00% | −5,797−15.5% | Reduced |
| Commonwealth Equity Services, LLC | 38,305 | $20.0K | 0.00% | +10,022+35.4% | Added |
| Two Sigma Securities, LLC | 38,428 | $20.3K | 0.00% | +390+1.0% | Added |
| Bank of America Corp | 40,055 | $21.1K | 0.00% | +40,054+4,005,400.0% | Added |
| Jane Street Group, LLC | 43,871 | $23.2K | 0.00% | +32,771+295.2% | Added |
| Charles Schwab Investment Management Inc | 45,962 | $24.3K | 0.00% | 00.0% | Unchanged |
| Edmond de Rothschild Holding S.A. | 50,000 | $26.4K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 71,096 | $37.6K | 0.00% | +45,175+174.3% | Added |
| Two Sigma Investments, LP | 71,318 | $37.7K | 0.00% | −63,568−47.1% | Reduced |
| Two Sigma Advisers, LP | 91,600 | $48.4K | 0.00% | −13,800−13.1% | Reduced |
| Susquehanna International Group, LLP | 96,490 | $51.0K | 0.00% | +96,490 | New |
| Mariner, LLC | 104,861 | $55.0K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 137,166 | $72.5K | 0.00% | +115,025+519.5% | Added |
| Bank of New York Mellon Corp | 151,280 | $80.0K | 0.00% | −772−0.5% | Reduced |
| Morgan Stanley | 193,690 | $102.4K | 0.00% | +9,885+5.4% | Added |
| Bank of Montreal | 175,699 | $105.2K | 0.00% | +175,699 | New |
| Sabby Management, LLC | 203,971 | $107.8K | 0.29% | −207,925−50.5% | Reduced |
| Northern Trust Corp | 220,244 | $116.4K | 0.00% | 00.0% | Unchanged |
| State Street Corp | 480,995 | $254.2K | 0.00% | 00.0% | Unchanged |
| Millennium Management LLC | 563,567 | $298.0K | 0.00% | −106,191−15.9% | Reduced |
| Renaissance Technologies LLC | 844,770 | $446.0K | 0.00% | −250,940−22.9% | Reduced |
| Geode Capital Management, LLC | 1,219,647 | $644.0K | 0.00% | −2,789−0.2% | Reduced |
| D. E. Shaw & Co., Inc. | 1,474,125 | $779.1K | 0.00% | −293,212−16.6% | Reduced |
| Laurion Capital Management LP | 2,225,800 | $1.18M | 0.03% | 00.0% | Unchanged |
| BlackRock Inc. | 3,461,794 | $1.83M | 0.00% | −73,081−2.1% | Reduced |
| Vanguard Group Inc | 5,697,536 | $3.01M | 0.00% | +2,7890.0% | Added |
| Ergoteles LLC | 0 | $0 | 0.00% | −316,253−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −91,680−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −71,901−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −41,730−100.0% | Sold out |
| Price T Rowe Associates Inc | 0 | $0 | 0.00% | −34,400−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −34,788−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −14,642−100.0% | Sold out |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −11,007−100.0% | Sold out |
| Private Advisor Group, LLC | 0 | $0 | 0.00% | −10,013−100.0% | Sold out |
| Federated Hermes, Inc. | 0 | $0 | 0.00% | −668−100.0% | Sold out |
| Abound Wealth Management | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −6−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −359−100.0% | Sold out |
| Bogart Wealth, LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |