Options Chain for QUANTUM SI INC COM CL A (QSI) - $1.35 as of 11/25/2025 9:00:43 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 | 0.70 | 1.00 | 0.85 | 0.79 | 0.00 | 0.00% | 1.70 | 0 | 1,136 | 3.53 | 0.98 | 0.06 | 0.00 | 11/21/2025 | 11/25/2025 4:00:01 PM EST |
| 1.00 | 0.35 | 0.60 | 0.48 | 0.44 | 0.00 | 0.00% | 0.48 | 0 | 4,166 | 2.07 | 0.83 | 0.32 | 0.00 | 11/24/2025 | 11/25/2025 4:00:01 PM EST |
| 1.50 | 0.15 | 0.30 | 0.23 | 0.20 | +0.02 | +11.12% | 0.15 | 22 | 5,445 | 1.17 | 0.60 | 0.49 | 0.00 | 11/25/2025 | 11/25/2025 4:00:01 PM EST |
| 2.00 | 0.10 | 0.15 | 0.13 | 0.10 | +0.03 | +42.86% | 0.07 | 1,459 | 7,732 | 1.31 | 0.43 | 0.46 | 0.00 | 11/25/2025 | 11/25/2025 4:00:01 PM EST |
| 2.50 | 0.05 | 0.10 | 0.08 | 0.05 | -0.01 | -16.67% | 0.03 | 72 | 5,502 | 1.39 | 0.32 | 0.40 | 0.00 | 11/25/2025 | 11/25/2025 4:00:01 PM EST |
| 3.00 | 0.05 | 0.10 | 0.08 | 0.05 | -0.03 | -37.50% | 0.03 | 12 | 9,041 | 1.65 | 0.23 | 0.34 | 0.00 | 11/25/2025 | 11/25/2025 4:00:01 PM EST |
| 3.50 | 0.00 | 0.20 | 0.10 | 0.05 | 0.00 | 0.00% | 0.03 | 0 | 5,084 | 1.68 | 0.14 | 0.27 | 0.00 | 11/24/2025 | 11/25/2025 4:00:01 PM EST |
| 4.00 | 0.00 | 0.20 | 0.10 | 0.02 | 0.00 | 0.00% | 0.03 | 0 | 2,607 | 2.81 | 0.08 | 0.19 | 0.00 | 11/21/2025 | 11/25/2025 4:00:01 PM EST |
| 4.50 | 0.00 | 0.05 | 0.03 | 0.04 | 0.00 | 0.00% | 0.01 | 0 | 2,711 | 1.99 | 0.07 | 0.15 | 0.00 | 11/14/2025 | 11/25/2025 4:00:01 PM EST |
| 5.00 | 0.00 | 0.25 | 0.13 | 0.05 | 0.00 | 0.00% | 0.03 | 0 | 10,344 | 3.37 | 0.04 | 0.11 | 0.00 | 11/21/2025 | 11/25/2025 4:00:01 PM EST |
| 7.50 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.00 | 0 | 2,944 | 2.55 | 0.01 | 0.03 | 0.00 | 11/13/2025 | 11/25/2025 4:00:01 PM EST |
| 10.00 | 0.00 | 0.15 | 0.08 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 2,226 | 3.63 | 0.00 | 0.01 | 0.00 | 11/21/2025 | 11/25/2025 4:00:01 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 | 0.00 | 0.05 | 0.03 | 0.03 | 0.00 | 0.00% | 0.06 | 0 | 6,363 | 2.60 | -0.02 | 0.06 | 0.00 | 11/20/2025 | 11/25/2025 4:00:01 PM EST |
| 1.00 | 0.05 | 0.15 | 0.10 | 0.07 | -0.03 | -30.00% | 0.10 | 1 | 969 | 1.34 | -0.17 | 0.32 | 0.00 | 11/25/2025 | 11/25/2025 4:00:01 PM EST |
| 1.50 | 0.30 | 0.55 | 0.43 | 0.35 | -0.05 | -12.50% | 0.29 | 1 | 3,619 | 1.96 | -0.40 | 0.49 | 0.00 | 11/25/2025 | 11/25/2025 4:00:01 PM EST |
| 2.00 | 0.45 | 0.80 | 0.63 | 0.60 | -0.16 | -21.06% | 0.32 | 2 | 1,186 | 2.03 | -0.57 | 0.46 | 0.00 | 11/25/2025 | 11/25/2025 4:00:01 PM EST |
| 2.50 | 1.00 | 1.35 | 1.18 | 1.23 | -0.07 | -5.39% | 0.47 | 1 | 605 | 2.78 | -0.68 | 0.40 | 0.00 | 11/25/2025 | 11/25/2025 4:00:01 PM EST |
| 3.00 | 1.35 | 2.05 | 1.70 | 1.33 | 0.00 | 0.00% | 0.57 | 0 | 195 | 4.21 | -0.77 | 0.34 | 0.00 | 11/4/2025 | 11/25/2025 4:00:01 PM EST |
| 3.50 | 1.80 | 2.55 | 2.18 | 2.22 | 0.00 | 0.00% | 0.62 | 0 | 45 | 4.52 | -0.86 | 0.27 | 0.00 | 11/18/2025 | 11/25/2025 4:00:01 PM EST |
| 4.00 | 2.20 | 3.20 | 2.70 | 2.70 | +0.75 | +38.47% | 0.68 | 1 | 275 | 5.63 | -0.92 | 0.19 | 0.00 | 11/25/2025 | 11/25/2025 4:00:01 PM EST |
| 4.50 | 2.70 | 3.70 | 3.20 | 2.24 | 0.00 | 0.00% | 0.71 | 0 | 26 | 5.88 | -0.93 | 0.15 | 0.00 | 10/15/2025 | 11/25/2025 4:00:01 PM EST |
| 5.00 | 3.20 | 4.00 | 3.60 | 3.44 | 0.00 | 0.00% | 0.72 | 0 | 160 | 5.00 | -0.96 | 0.11 | 0.00 | 11/12/2025 | 11/25/2025 4:00:01 PM EST |
| 7.50 | 5.70 | 6.70 | 6.20 | 5.90 | 0.00 | 0.00% | 0.83 | 0 | 57 | 7.00 | -0.99 | 0.03 | 0.00 | 8/4/2025 | 11/25/2025 4:00:01 PM EST |
| 10.00 | 8.20 | 9.20 | 8.70 | 7.96 | 0.00 | 0.00% | 0.87 | 0 | 199 | 7.70 | -1.00 | 0.01 | 0.00 | 10/30/2025 | 11/25/2025 4:00:01 PM EST |