Options Chain for QUANTUM SI INC COM CL A (QSI) - $2.03 as of 10/30/2025 9:30:45 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 | 1.10 | 2.10 | 1.60 | % | 3.20 | 0 | 0 | 0.00 | 0.99 | 0.02 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 1.00 | 0.70 | 1.70 | 1.20 | % | 1.20 | 0 | 0 | 6.67 | 0.92 | 0.11 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 1.50 | 0.25 | 1.25 | 0.75 | % | 0.50 | 0 | 0 | 4.29 | 0.78 | 0.21 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 2.00 | 0.00 | 1.00 | 0.50 | % | 0.25 | 0 | 0 | 3.75 | 0.64 | 0.26 | -0.01 | 10/30/2025 4:00:04 PM EST | |||
| 2.50 | 0.00 | 0.65 | 0.33 | % | 0.13 | 0 | 0 | 2.86 | 0.52 | 0.28 | -0.01 | 10/30/2025 4:00:04 PM EST | |||
| 3.00 | 0.00 | 1.00 | 0.50 | % | 0.17 | 0 | 0 | 4.60 | 0.41 | 0.28 | -0.01 | 10/30/2025 4:00:04 PM EST | |||
| 3.50 | 0.00 | 1.00 | 0.50 | % | 0.14 | 0 | 0 | 4.88 | 0.33 | 0.26 | -0.01 | 10/30/2025 4:00:04 PM EST | |||
| 4.00 | 0.00 | 1.00 | 0.50 | % | 0.12 | 0 | 0 | 5.11 | 0.27 | 0.23 | -0.01 | 10/30/2025 4:00:04 PM EST | |||
| 4.50 | % | 0.00 | 0 | 0 | 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 | 0.00 | 0.25 | 0.13 | % | 0.26 | 0 | 0 | 5.58 | -0.01 | 0.02 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 1.00 | 0.00 | 1.00 | 0.50 | % | 0.50 | 0 | 0 | 0.00 | -0.08 | 0.11 | 0.00 | 10/30/2025 4:00:04 PM EST | |||
| 1.50 | 0.00 | 1.00 | 0.50 | 0.15 | % | 0.33 | 1 | 0 | 6.24 | -0.22 | 0.21 | 0.00 | 10/30/2025 | 10/30/2025 4:00:04 PM EST | |
| 2.00 | 0.00 | 1.00 | 0.50 | % | 0.25 | 0 | 0 | 4.01 | -0.36 | 0.26 | -0.01 | 10/30/2025 4:00:04 PM EST | |||
| 2.50 | 0.30 | 1.30 | 0.80 | % | 0.32 | 0 | 0 | 3.66 | -0.48 | 0.28 | -0.01 | 10/30/2025 4:00:04 PM EST | |||
| 3.00 | 0.75 | 1.75 | 1.25 | % | 0.42 | 0 | 0 | 3.85 | -0.59 | 0.28 | -0.01 | 10/30/2025 4:00:04 PM EST | |||
| 3.50 | 1.10 | 2.10 | 1.60 | % | 0.46 | 0 | 0 | 3.59 | -0.67 | 0.26 | -0.01 | 10/30/2025 4:00:04 PM EST | |||
| 4.00 | 1.55 | 2.55 | 2.05 | % | 0.51 | 0 | 0 | 3.66 | -0.73 | 0.23 | -0.01 | 10/30/2025 4:00:04 PM EST | |||
| 4.50 | % | 0.00 | 0 | 0 | EST |