Options Chain for ATOSSA THERAPEUTICS INC COM (ATOS) - $4.43 as of 2/27/2026 7:29:35 PM EST
Calls
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.50 | 0.00 | 0.15 | 0.08 | 0.07 | 0.00 | 0.00% | 0.16 | 0 | 1,300 | 2/26/2026 | EST | ||||
| 1.00 | 3.00 | 4.00 | 3.50 | 3.20 | 0.00 | 0.00% | 3.50 | 0 | 0 | 0.01 | 1.00 | 0.00 | 0.00 | 2/17/2026 | 2/27/2026 3:59:39 PM EST |
| 1.00 | 0.00 | 0.05 | 0.03 | 0.01 | 0.00 | 0.00% | 0.03 | 0 | 2,474 | 2/25/2026 | EST | ||||
| 1.50 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 4,199 | 2/26/2026 | EST | ||||
| 2.00 | 0.00 | 0.05 | 0.03 | 0.13 | 0.00 | 0.00% | 0.01 | 0 | 893 | 2/19/2026 | EST | ||||
| 2.00 | 2.10 | 3.10 | 2.60 | 0.01 | 0.00 | 0.00% | 1.30 | 0 | 0 | 0.01 | 0.97 | 0.03 | 0.00 | 1/27/2026 | 2/27/2026 3:59:39 PM EST |
| 3.00 | 0.00 | 0.25 | 0.13 | 0.05 | 0.00 | 0.00% | 0.04 | 0 | 397 | 2/2/2026 | EST | ||||
| 3.00 | 1.20 | 2.20 | 1.70 | 0.03 | 0.00 | 0.00% | 0.57 | 0 | 0 | 2.53 | 0.87 | 0.09 | -0.01 | 12/3/2025 | 2/27/2026 3:59:39 PM EST |
| 4.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 390 | 2/19/2026 | EST | ||||
| 4.00 | 0.55 | 1.55 | 1.05 | 0.79 | 0.00 | 0.00% | 0.26 | 0 | 2 | 2.08 | 0.72 | 0.15 | -0.01 | 2/23/2026 | 2/27/2026 3:59:39 PM EST |
| 5.00 | 0.15 | 1.15 | 0.65 | 0.15 | 0.00 | 0.00% | 0.13 | 0 | 3 | 1.18 | 0.55 | 0.18 | -0.01 | 2/23/2026 | 2/27/2026 3:59:39 PM EST |
| 6.00 | 0.00 | 1.00 | 0.50 | 0.33 | 0.00 | 0.00% | 0.08 | 0 | 29 | 2.17 | 0.41 | 0.18 | -0.01 | 2/25/2026 | 2/27/2026 3:59:39 PM EST |
| 7.00 | 0.10 | 1.10 | 0.60 | 0.10 | 0.00 | 0.00% | 0.09 | 0 | 38 | 1.76 | 0.29 | 0.16 | -0.01 | 2/24/2026 | 2/27/2026 3:59:39 PM EST |
| 8.00 | 0.10 | 0.75 | 0.43 | % | 0.05 | 0 | 0 | 1.71 | 0.21 | 0.13 | -0.01 | 2/27/2026 3:59:39 PM EST | |||
| 9.00 | 0.00 | 0.20 | 0.10 | 0.10 | -0.40 | -80.00% | 0.01 | 2 | 1 | 1.53 | 0.14 | 0.10 | -0.01 | 2/27/2026 | 2/27/2026 3:59:39 PM EST |
| 10.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 2.70 | 0.10 | 0.08 | 0.00 | 2/27/2026 3:59:39 PM EST |
Puts
| Strike | Bid | Ask | Premium | Last Price | Change | %Chg | Premium to Strike Price Ratio | Volume | Open Interest | IV | Delta | Gamma | Theta | Last Trade | Last Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.50 | 0.05 | 0.25 | 0.15 | 0.10 | 0.00 | 0.00% | 0.30 | 0 | 2,395 | 2/23/2026 | EST | ||||
| 1.00 | 0.55 | 0.75 | 0.65 | 0.65 | 0.00 | 0.00% | 0.65 | 0 | 238 | 2/13/2026 | EST | ||||
| 1.00 | 0.00 | 0.95 | 0.48 | 0.45 | 0.00 | 0.00% | 0.48 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 1/30/2026 | 2/27/2026 3:59:39 PM EST |
| 1.50 | 1.05 | 1.30 | 1.18 | % | 0.79 | 0 | 6 | EST | |||||||
| 2.00 | 1.55 | 1.80 | 1.68 | % | 0.84 | 0 | 0 | EST | |||||||
| 2.00 | 0.00 | 0.95 | 0.48 | 1.06 | 0.00 | 0.00% | 0.24 | 0 | 0 | 5.19 | -0.03 | 0.03 | 0.00 | 10/28/2025 | 2/27/2026 3:59:39 PM EST |
| 3.00 | 2.45 | 2.85 | 2.65 | % | 0.88 | 0 | 0 | EST | |||||||
| 3.00 | 0.00 | 1.00 | 0.50 | % | 0.17 | 0 | 0 | 3.42 | -0.13 | 0.09 | -0.01 | 2/27/2026 3:59:39 PM EST | |||
| 4.00 | 3.50 | 3.90 | 3.70 | % | 0.93 | 0 | 0 | EST | |||||||
| 4.00 | 0.05 | 1.05 | 0.55 | 0.70 | 0.00 | 0.00% | 0.14 | 0 | 1 | 1.36 | -0.28 | 0.15 | -0.01 | 2/23/2026 | 2/27/2026 3:59:39 PM EST |
| 5.00 | 0.70 | 1.70 | 1.20 | % | 0.24 | 0 | 0 | 1.52 | -0.45 | 0.18 | -0.01 | 2/27/2026 3:59:39 PM EST | |||
| 6.00 | 1.45 | 2.45 | 1.95 | % | 0.33 | 0 | 0 | 2.40 | -0.59 | 0.18 | -0.01 | 2/27/2026 3:59:39 PM EST | |||
| 7.00 | 2.30 | 3.30 | 2.80 | % | 0.40 | 0 | 0 | 2.52 | -0.71 | 0.16 | -0.01 | 2/27/2026 3:59:39 PM EST | |||
| 8.00 | 3.10 | 4.10 | 3.60 | % | 0.45 | 0 | 0 | 2.47 | -0.79 | 0.13 | -0.01 | 2/27/2026 3:59:39 PM EST | |||
| 9.00 | 4.20 | 5.20 | 4.70 | % | 0.52 | 0 | 0 | 2.89 | -0.86 | 0.10 | -0.01 | 2/27/2026 3:59:39 PM EST | |||
| 10.00 | 5.10 | 6.10 | 5.60 | % | 0.56 | 0 | 0 | 2.93 | -0.90 | 0.08 | 0.00 | 2/27/2026 3:59:39 PM EST |