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, Q1 2023
Institutional positions in Atossa Therapeutics, Inc. as of Mar 31, 2023. 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
- 45
- −6 vs. Q4 2022
- Shares held
- 16.4M
- −1.57M (−8.7%) vs. Q4 2022
- Total value
- $11.9M
- +$2.38M (+25.1%) vs. Q4 2022
- New holders
- 2
- 7 more added
- Sold out
- 8
- 17 more reduced
Compare with Q4 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, Q1 2023
Shares, value and share of portfolio for each institution holding Atossa Therapeutics, Inc.; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cutler Group LP | 574 | $0 | 0.00% | −19,659−97.2% | Reduced |
| JPMorgan Chase & Co | 94 | $0 | 0.00% | 00.0% | Unchanged |
| Hantz Financial Services, Inc. | 82 | $0 | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 20 | $0 | 0.00% | +20 | New |
| Delos Wealth Advisors, LLC | 100 | $73 | 0.00% | 00.0% | Unchanged |
| Castleview Partners, LLC | 500 | $362 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 702 | $509 | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 700 | $524 | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 1,400 | $1.00K | 0.00% | +1,400 | New |
| St. Johns Investment Management Company, LLC | 1,550 | $1.12K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 1,711 | $1.24K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 4,330 | $3.13K | 0.00% | −35,725−89.2% | Reduced |
| BNP Paribas Arbitrage, SA | 4,555 | $3.30K | 0.00% | −5,063−52.6% | Reduced |
| Wells Fargo & Company | 5,023 | $3.64K | 0.00% | +4,212+519.4% | Added |
| Lincoln National Corp | 10,340 | $7.50K | 0.00% | 00.0% | Unchanged |
| Cetera Advisor Networks LLC | 10,432 | $7.56K | 0.00% | 00.0% | Unchanged |
| J. L. Bainbridge & Co., Inc. | 10,621 | $7.70K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 10,400 | $8.00K | 0.00% | +6,889+196.2% | Added |
| Federation des caisses Desjardins du Quebec | 12,600 | $9.13K | 0.00% | 00.0% | Unchanged |
| Victory Capital Management Inc | 14,186 | $10.3K | 0.00% | −185−1.3% | Reduced |
| Advisor Group Holdings, Inc. | 15,477 | $11.2K | 0.00% | −1,270−7.6% | Reduced |
| FMR LLC | 15,604 | $11.3K | 0.00% | +12,812+458.9% | Added |
| HighTower Advisors, LLC | 20,100 | $15.0K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 22,561 | $16.4K | 0.00% | −21,310−48.6% | Reduced |
| Commonwealth Equity Services, LLC | 34,555 | $25.0K | 0.00% | −3,750−9.8% | Reduced |
| ETF Managers Group, LLC | 42,442 | $30.8K | 0.00% | +10,873+34.4% | Added |
| Charles Schwab Investment Management Inc | 45,962 | $33.3K | 0.00% | 00.0% | Unchanged |
| Edmond de Rothschild Holding S.A. | 50,000 | $36.2K | 0.00% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 60,800 | $44.1K | 0.00% | −30,800−33.6% | Reduced |
| Group One Trading, L.P. | 64,028 | $46.4K | 0.00% | −73,138−53.3% | Reduced |
| Two Sigma Investments, LP | 64,247 | $46.6K | 0.00% | −7,071−9.9% | Reduced |
| Sabby Management, LLC | 65,714 | $47.6K | 0.18% | −138,257−67.8% | Reduced |
| Mariner, LLC | 104,910 | $76.0K | 0.00% | +490.0% | Added |
| Susquehanna International Group, LLP | 105,642 | $76.6K | 0.00% | +9,152+9.5% | Added |
| Bank of New York Mellon Corp | 151,280 | $109.7K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 170,755 | $123.8K | 0.00% | −22,935−11.8% | Reduced |
| Northern Trust Corp | 215,476 | $156.2K | 0.00% | −4,768−2.2% | Reduced |
| Millennium Management LLC | 463,928 | $336.0K | 0.00% | −99,639−17.7% | Reduced |
| State Street Corp | 480,995 | $348.7K | 0.00% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 823,362 | $596.9K | 0.00% | −650,763−44.1% | Reduced |
| Renaissance Technologies LLC | 936,070 | $679.0K | 0.00% | +91,300+10.8% | Added |
| Geode Capital Management, LLC | 1,210,885 | $877.8K | 0.00% | −8,762−0.7% | Reduced |
| Laurion Capital Management LP | 2,225,800 | $1.61M | 0.07% | 00.0% | Unchanged |
| BlackRock Inc. | 3,204,531 | $2.32M | 0.00% | −257,263−7.4% | Reduced |
| Vanguard Group Inc | 5,697,536 | $4.13M | 0.00% | 00.0% | Unchanged |
| Bank of Montreal | 0 | $0 | 0.00% | −175,699−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −71,096−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −38,428−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −17,967−100.0% | Sold out |
| Marathon Trading Investment Management LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −3,300−100.0% | Sold out |
| Belvedere Trading LLC | 0 | $0 | 0.00% | −501−100.0% | Sold out |