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 | $16.9M |
| Q2 2025 | 84 | $17.7M |
| Q1 2025 | 83 | $19.1M |
| Q4 2024 | 86 | $28.3M |
| Q3 2024 | 86 | $41.8M |
| Q2 2024 | 77 | $31.2M |
| Q1 2024 | 67 | $37.4M |
| Q4 2023 | 49 | $14.2M |
| 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 | $64.2M |
| 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 |
|---|---|---|---|---|---|
| Vanguard Group Inc | 5,697,536 | $3.01M | 0.00% | +2,7890.0% | Added |
| BlackRock Inc. | 3,461,794 | $1.83M | 0.00% | −73,081−2.1% | Reduced |
| Laurion Capital Management LP | 2,225,800 | $1.18M | 0.03% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 1,474,125 | $779.1K | 0.00% | −293,212−16.6% | Reduced |
| Geode Capital Management, LLC | 1,219,647 | $644.0K | 0.00% | −2,789−0.2% | Reduced |
| Renaissance Technologies LLC | 844,770 | $446.0K | 0.00% | −250,940−22.9% | Reduced |
| Millennium Management LLC | 563,567 | $298.0K | 0.00% | −106,191−15.9% | Reduced |
| State Street Corp | 480,995 | $254.2K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 220,244 | $116.4K | 0.00% | 00.0% | Unchanged |
| Sabby Management, LLC | 203,971 | $107.8K | 0.29% | −207,925−50.5% | Reduced |
| Bank of Montreal | 175,699 | $105.2K | 0.00% | +175,699 | New |
| Morgan Stanley | 193,690 | $102.4K | 0.00% | +9,885+5.4% | Added |
| Bank of New York Mellon Corp | 151,280 | $80.0K | 0.00% | −772−0.5% | Reduced |
| Group One Trading, L.P. | 137,166 | $72.5K | 0.00% | +115,025+519.5% | Added |
| Mariner, LLC | 104,861 | $55.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 96,490 | $51.0K | 0.00% | +96,490 | New |
| Two Sigma Advisers, LP | 91,600 | $48.4K | 0.00% | −13,800−13.1% | Reduced |
| Two Sigma Investments, LP | 71,318 | $37.7K | 0.00% | −63,568−47.1% | Reduced |
| Citadel Advisors LLC | 71,096 | $37.6K | 0.00% | +45,175+174.3% | Added |
| Edmond de Rothschild Holding S.A. | 50,000 | $26.4K | 0.00% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 45,962 | $24.3K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 43,871 | $23.2K | 0.00% | +32,771+295.2% | Added |
| Bank of America Corp | 40,055 | $21.1K | 0.00% | +40,054+4,005,400.0% | Added |
| Two Sigma Securities, LLC | 38,428 | $20.3K | 0.00% | +390+1.0% | Added |
| Commonwealth Equity Services, LLC | 38,305 | $20.0K | 0.00% | +10,022+35.4% | Added |
| ETF Managers Group, LLC | 31,569 | $16.7K | 0.00% | −5,797−15.5% | Reduced |
| 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 |
| Connor, Clark & Lunn Investment Management Ltd. | 17,967 | $9.50K | 0.00% | +17,967 | New |
| Advisor Group Holdings, Inc. | 16,747 | $9.00K | 0.00% | −3,050−15.4% | Reduced |
| Victory Capital Management Inc | 14,371 | $7.59K | 0.00% | −50.0% | Reduced |
| Federation des caisses Desjardins du Quebec | 12,600 | $6.67K | 0.00% | 00.0% | Unchanged |
| J. L. Bainbridge & Co., Inc. | 10,621 | $5.61K | 0.00% | 00.0% | Unchanged |
| Cetera Advisor Networks LLC | 10,432 | $5.51K | 0.00% | +10,432 | New |
| Lincoln National Corp | 10,340 | $5.46K | 0.00% | 00.0% | Unchanged |
| Marathon Trading Investment Management LLC | 10,000 | $5.29K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 9,618 | $5.08K | 0.00% | 00.0% | Unchanged |
| 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 |
| FMR LLC | 2,792 | $1.48K | 0.00% | +1,992+249.0% | Added |
| Simplex Trading, LLC | 3,300 | $1.00K | 0.00% | +100+3.1% | Added |
| Harbour Investments, Inc. | 1,711 | $904 | 0.00% | 00.0% | Unchanged |
| St. Johns Investment Management Company, LLC | 1,550 | $819 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 811 | $429 | 0.00% | +21+2.7% | Added |
| TD Waterhouse Canada Inc. | 700 | $407 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 702 | $371 | 0.00% | 00.0% | Unchanged |
| Belvedere Trading LLC | 501 | $265 | 0.00% | +501 | New |
| Castleview Partners, LLC | 500 | $264 | 0.00% | 00.0% | Unchanged |
| Delos Wealth Advisors, LLC | 100 | $53 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 94 | $0 | 0.00% | 00.0% | Unchanged |
| Hantz Financial Services, Inc. | 82 | $0 | 0.00% | 00.0% | Unchanged |
| 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 |