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, Q2 2023
Institutional positions in Atossa Therapeutics, Inc. as of Jun 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
- 52
- +8 vs. Q1 2023
- Shares held
- 16.0M
- −326.7K (−2.0%) vs. Q1 2023
- Total value
- $20.2M
- +$8.33M (+70.3%) vs. Q1 2023
- New holders
- 11
- 10 more added
- Sold out
- 3
- 14 more reduced
1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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 | $16.8M |
| 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, Q2 2023
Shares, value and share of portfolio for each institution holding Atossa Therapeutics, Inc.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Royal Bank of Canada | 173 | $0 | 0.00% | +153+765.0% | Added |
| Hantz Financial Services, Inc. | 82 | $0 | 0.00% | 00.0% | Unchanged |
| Cutler Group LP | 574 | $0 | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 70 | $89 | 0.00% | +70 | New |
| JPMorgan Chase & Co | 94 | $118 | 0.00% | 00.0% | Unchanged |
| Delos Wealth Advisors, LLC | 100 | $126 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 170 | $214 | 0.00% | +170 | New |
| Castleview Partners, LLC | 500 | $630 | 0.00% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 700 | $875 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 702 | $885 | 0.00% | 00.0% | Unchanged |
| St. Johns Investment Management Company, LLC | 1,550 | $1.95K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 1,711 | $2.16K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 1,800 | $2.27K | 0.00% | −2,530−58.4% | Reduced |
| BNP Paribas Arbitrage, SA | 4,555 | $5.74K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 4,684 | $5.90K | 0.00% | −10,920−70.0% | Reduced |
| Wells Fargo & Company | 5,057 | $6.37K | 0.00% | +34+0.7% | Added |
| Baader Bank INC | 10,861 | $10.6K | 0.00% | +10,861 | New |
| Dark Forest Capital Management LP | 10,193 | $12.8K | 0.00% | +10,193 | New |
| J. L. Bainbridge & Co., Inc. | 10,621 | $13.4K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 12,600 | $15.9K | 0.00% | 00.0% | Unchanged |
| Cetera Advisor Networks LLC | 13,332 | $16.8K | 0.00% | +2,900+27.8% | Added |
| Victory Capital Management Inc | 13,865 | $17.5K | 0.00% | −321−2.3% | Reduced |
| Advisor Group Holdings, Inc. | 15,247 | $19.2K | 0.00% | −230−1.5% | Reduced |
| Tower Research Capital LLC (TRC) | 16,784 | $21.1K | 0.00% | +6,384+61.4% | Added |
| Wolverine Trading, LLC | 18,734 | $24.0K | 0.00% | +18,734 | New |
| HighTower Advisors, LLC | 20,100 | $25.0K | 0.00% | 00.0% | Unchanged |
| LVM Capital Management Ltd | 21,000 | $26.0K | 0.00% | +21,000 | New |
| Two Sigma Securities, LLC | 25,178 | $31.7K | 0.00% | +25,178 | New |
| Two Sigma Advisers, LP | 27,400 | $34.5K | 0.00% | −33,400−54.9% | Reduced |
| Commonwealth Equity Services, LLC | 34,605 | $44.0K | 0.00% | +50+0.1% | Added |
| XTX Topco Ltd | 39,383 | $49.6K | 0.01% | +39,383 | New |
| Charles Schwab Investment Management Inc | 45,962 | $57.9K | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 46,992 | $59.2K | 0.00% | +46,992 | New |
| Edmond de Rothschild Holding S.A. | 50,000 | $63.0K | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 58,147 | $73.3K | 0.00% | −6,100−9.5% | Reduced |
| Group One Trading, L.P. | 74,635 | $94.0K | 0.00% | +10,607+16.6% | Added |
| Jane Street Group, LLC | 78,871 | $99.4K | 0.00% | +56,310+249.6% | Added |
| Virtu Financial LLC | 86,813 | $109.0K | 0.01% | +86,813 | New |
| Mariner, LLC | 104,910 | $132.2K | 0.00% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 112,656 | $141.9K | 0.00% | −38,624−25.5% | Reduced |
| Morgan Stanley | 195,891 | $246.8K | 0.00% | +25,136+14.7% | Added |
| Northern Trust Corp | 214,642 | $270.4K | 0.00% | −834−0.4% | Reduced |
| D. E. Shaw & Co., Inc. | 216,528 | $272.8K | 0.00% | −606,834−73.7% | Reduced |
| Gsa Capital Partners LLP | 302,604 | $381.0K | 0.04% | +302,604 | New |
| Millennium Management LLC | 316,405 | $398.7K | 0.00% | −147,523−31.8% | Reduced |
| Susquehanna International Group, LLP | 373,032 | $470.0K | 0.00% | +267,390+253.1% | Added |
| State Street Corp | 436,271 | $549.7K | 0.00% | −44,724−9.3% | Reduced |
| Renaissance Technologies LLC | 1,074,070 | $1.35M | 0.00% | +138,000+14.7% | Added |
| Geode Capital Management, LLC | 1,112,612 | $1.40M | 0.00% | −98,273−8.1% | Reduced |
| Laurion Capital Management LP | 2,225,800 | $2.80M | 0.12% | 00.0% | Unchanged |
| BlackRock Inc. | 2,898,466 | $3.65M | 0.00% | −306,065−9.6% | Reduced |
| Vanguard Group Inc | 5,675,724 | $7.15M | 0.00% | −21,812−0.4% | Reduced |
| Sabby Management, LLC | 0 | $0 | 0.00% | −65,714−100.0% | Sold out |
| Lincoln National Corp | 0 | $0 | 0.00% | −10,340−100.0% | Sold out |
| National Bank of Canada | 0 | $0 | 0.00% | −1,400−100.0% | Sold out |
| ETF Managers Group, LLC | – | – | – | – | Not filed |