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 2023
Institutional positions in Atossa Therapeutics, Inc. as of Sep 30, 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
- 54
- +2 vs. Q2 2023
- Shares held
- 16.2M
- +166.8K (+1.0%) vs. Q2 2023
- Total value
- $11.9M
- −$8.26M (−40.9%) vs. Q2 2023
- New holders
- 8
- 12 more added
- Sold out
- 6
- 15 more reduced
Compare with Q2 2023: 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, Q3 2023
Shares, value and share of portfolio for each institution holding Atossa Therapeutics, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 5,675,724 | $4.18M | 0.00% | 00.0% | Unchanged |
| BlackRock Inc. | 2,886,517 | $2.13M | 0.00% | −11,949−0.4% | Reduced |
| Laurion Capital Management LP | 2,225,800 | $1.64M | 0.04% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 1,242,370 | $915.0K | 0.00% | +168,300+15.7% | Added |
| Geode Capital Management, LLC | 1,102,576 | $812.3K | 0.00% | −10,036−0.9% | Reduced |
| State Street Corp | 436,271 | $321.3K | 0.00% | 00.0% | Unchanged |
| Gsa Capital Partners LLP | 347,392 | $256.0K | 0.02% | +44,788+14.8% | Added |
| Susquehanna International Group, LLP | 248,504 | $183.0K | 0.00% | −124,528−33.4% | Reduced |
| Millennium Management LLC | 239,704 | $176.5K | 0.00% | −76,701−24.2% | Reduced |
| Northern Trust Corp | 214,642 | $158.1K | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 173,936 | $128.1K | 0.00% | +115,789+199.1% | Added |
| XTX Topco Ltd | 167,427 | $123.3K | 0.02% | +128,044+325.1% | Added |
| Morgan Stanley | 149,757 | $110.3K | 0.00% | −46,134−23.6% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 133,591 | $98.4K | 0.00% | +133,591 | New |
| Group One Trading, L.P. | 130,735 | $96.3K | 0.00% | +56,100+75.2% | Added |
| Bank of New York Mellon Corp | 110,848 | $81.6K | 0.00% | −1,808−1.6% | Reduced |
| Mariner, LLC | 105,910 | $78.0K | 0.00% | +1,000+1.0% | Added |
| Virtu Financial LLC | 80,728 | $59.0K | 0.01% | −6,085−7.0% | Reduced |
| Edmond de Rothschild Holding S.A. | 50,000 | $36.8K | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 49,992 | $36.8K | 0.00% | +3,000+6.4% | Added |
| Charles Schwab Investment Management Inc | 45,962 | $33.9K | 0.00% | 00.0% | Unchanged |
| Citadel Advisors LLC | 45,156 | $33.3K | 0.00% | +45,156 | New |
| Two Sigma Securities, LLC | 36,466 | $26.9K | 0.00% | +11,288+44.8% | Added |
| Commonwealth Equity Services, LLC | 33,345 | $25.0K | 0.00% | −1,260−3.6% | Reduced |
| UBS Group AG | 33,359 | $24.6K | 0.00% | +33,359 | New |
| HRT Financial LP | 29,138 | $21.0K | 0.00% | +29,138 | New |
| Two Sigma Advisers, LP | 21,300 | $15.7K | 0.00% | −6,100−22.3% | Reduced |
| LVM Capital Management Ltd | 21,000 | $15.0K | 0.00% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 20,100 | $15.0K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 17,302 | $12.7K | 0.00% | −61,569−78.1% | Reduced |
| Victory Capital Management Inc | 13,823 | $10.2K | 0.00% | −42−0.3% | Reduced |
| Advisor Group Holdings, Inc. | 13,747 | $10.1K | 0.00% | −1,500−9.8% | Reduced |
| Tower Research Capital LLC (TRC) | 13,233 | $9.75K | 0.00% | −3,551−21.2% | Reduced |
| Federation des caisses Desjardins du Quebec | 12,600 | $9.29K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Services Advisors, Inc. | 12,025 | $8.86K | 0.00% | +12,025 | New |
| J. L. Bainbridge & Co., Inc. | 11,121 | $8.19K | 0.00% | +500+4.7% | Added |
| Atria Wealth Solutions, Inc. | 10,000 | $7.37K | 0.00% | +10,000 | New |
| BNP Paribas Arbitrage, SA | 4,555 | $3.35K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 4,184 | $3.08K | 0.00% | −500−10.7% | Reduced |
| Bank of America Corp | 1,950 | $1.44K | 0.00% | +150+8.3% | Added |
| Harbour Investments, Inc. | 1,711 | $1.26K | 0.00% | 00.0% | Unchanged |
| St. Johns Investment Management Company, LLC | 1,550 | $1.14K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 868 | $639 | 0.00% | −4,189−82.8% | Reduced |
| Allworth Financial LP | 702 | $518 | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 700 | $490 | 0.00% | 00.0% | Unchanged |
| Castleview Partners, LLC | 500 | $368 | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 140 | $104 | 0.00% | +70+100.0% | Added |
| Delos Wealth Advisors, LLC | 100 | $79 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 94 | $69 | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 54 | $40 | 0.00% | +54 | New |
| Royal Bank of Canada | 194 | $0 | 0.00% | +21+12.1% | Added |
| Hantz Financial Services, Inc. | 82 | $0 | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 574 | $0 | 0.00% | 00.0% | Unchanged |
| NBC Securities, Inc. | 150 | $0 | 0.00% | +150 | New |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −216,528−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −18,734−100.0% | Sold out |
| Cetera Advisor Networks LLC | 0 | $0 | 0.00% | −13,332−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −10,193−100.0% | Sold out |
| Baader Bank INC | 0 | $0 | 0.00% | −10,861−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −170−100.0% | Sold out |