Options Chain for ALPHA PRO TECH LTD COM (APT) - $6.20 as of 5/19/2026 7:27:55 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 | 5.20 | 5.90 | 5.55 | 5.80 | 0.00 | 0.00% | 11.10 | 0 | 1 | 0.00 | 1.00 | 0.00 | 0.00 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 1.00 | 4.70 | 5.50 | 5.10 | 5.12 | -0.09 | -1.73% | 5.10 | 8 | 2 | 0.00 | 1.00 | 0.00 | 0.00 | 5/19/2026 | 5/19/2026 4:00:02 PM EST |
| 1.50 | 4.10 | 5.10 | 4.60 | 4.70 | -0.25 | -5.06% | 3.07 | 2 | 1 | 0.00 | 1.00 | 0.00 | 0.00 | 5/19/2026 | 5/19/2026 4:00:02 PM EST |
| 2.00 | 3.80 | 4.40 | 4.10 | 4.30 | 0.00 | 0.00% | 2.05 | 0 | 2 | 0.00 | 1.00 | 0.00 | 0.00 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 2.50 | 3.30 | 3.90 | 3.60 | % | 1.44 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 3.00 | 2.70 | 3.40 | 3.05 | % | 1.02 | 0 | 0 | 9.01 | 1.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 3.50 | 2.30 | 2.95 | 2.63 | % | 0.75 | 0 | 0 | 7.91 | 1.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 4.00 | 1.70 | 2.50 | 2.10 | % | 0.53 | 0 | 0 | 6.90 | 0.99 | 0.02 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 4.50 | 1.20 | 2.10 | 1.65 | % | 0.37 | 0 | 0 | 0.00 | 0.97 | 0.08 | -0.01 | 5/19/2026 4:00:02 PM EST | |||
| 5.00 | 0.65 | 1.75 | 1.20 | 1.15 | 0.00 | 0.00% | 0.24 | 0 | 152 | 5.87 | 0.89 | 0.19 | -0.03 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 5.50 | 0.15 | 1.00 | 0.58 | 0.65 | 0.00 | 0.00% | 0.11 | 0 | 20 | 3.35 | 0.74 | 0.32 | -0.06 | 5/14/2026 | 5/19/2026 4:00:02 PM EST |
| 6.00 | 0.10 | 0.60 | 0.35 | 0.35 | -0.15 | -30.00% | 0.06 | 3 | 104 | 1.48 | 0.55 | 0.39 | -0.07 | 5/19/2026 | 5/19/2026 4:00:02 PM EST |
| 6.50 | 0.05 | 0.70 | 0.38 | 0.35 | 0.00 | 0.00% | 0.06 | 0 | 4 | 2.45 | 0.37 | 0.37 | -0.06 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 7.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.05 | 0 | 181 | 5.00 | 0.22 | 0.29 | -0.05 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 7.50 | 0.00 | 0.75 | 0.38 | 0.45 | 0.00 | 0.00% | 0.05 | 0 | 2 | 5.62 | 0.12 | 0.19 | -0.03 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 8.00 | 0.00 | 0.70 | 0.35 | 0.25 | 0.00 | 0.00% | 0.04 | 0 | 7 | 5.92 | 0.06 | 0.11 | -0.02 | 5/12/2026 | 5/19/2026 4:00:02 PM EST |
| 8.50 | 0.00 | 0.40 | 0.20 | % | 0.02 | 0 | 0 | 4.90 | 0.03 | 0.06 | -0.01 | 5/19/2026 4:00:02 PM EST | |||
| 9.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 7.08 | 0.01 | 0.03 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 10.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 7.84 | 0.00 | 0.01 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 11.00 | 0.00 | 0.95 | 0.48 | % | 0.04 | 0 | 0 | 9.46 | 0.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 12.00 | 0.00 | 0.75 | 0.38 | % | 0.03 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 13.00 | 0.00 | 0.95 | 0.48 | % | 0.04 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 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 | % | 0.06 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 1.00 | 0.00 | 0.05 | 0.03 | % | 0.03 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 1.50 | 0.00 | 0.05 | 0.03 | % | 0.02 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 2.00 | 0.00 | 0.05 | 0.03 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 2.50 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 2 | 0.00 | 0.00 | 0.00 | 0.00 | 4/9/2026 | 5/19/2026 4:00:02 PM EST |
| 3.00 | 0.00 | 0.05 | 0.03 | % | 0.01 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 3.50 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 4 | 4.82 | 0.00 | 0.00 | 0.00 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 4.00 | 0.00 | 0.10 | 0.05 | % | 0.01 | 0 | 0 | 3.86 | -0.01 | 0.02 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 4.50 | 0.00 | 0.10 | 0.05 | 0.09 | 0.00 | 0.00% | 0.01 | 0 | 30 | 3.00 | -0.03 | 0.08 | -0.01 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 5.00 | 0.00 | 0.25 | 0.13 | 0.10 | 0.00 | 0.00% | 0.03 | 0 | 2 | 3.23 | -0.11 | 0.19 | -0.03 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 5.50 | 0.00 | 0.65 | 0.33 | 0.50 | 0.00 | 0.00% | 0.06 | 0 | 2 | 4.31 | -0.26 | 0.32 | -0.06 | 5/15/2026 | 5/19/2026 4:00:02 PM EST |
| 6.00 | 0.00 | 0.75 | 0.38 | 0.30 | 0.00 | 0.00% | 0.06 | 0 | 25 | 3.55 | -0.45 | 0.39 | -0.07 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 6.50 | 0.15 | 0.90 | 0.53 | % | 0.08 | 0 | 0 | 2.85 | -0.63 | 0.37 | -0.06 | 5/19/2026 4:00:02 PM EST | |||
| 7.00 | 0.50 | 1.40 | 0.95 | 1.00 | +0.30 | +42.86% | 0.14 | 2 | 2 | 3.56 | -0.78 | 0.29 | -0.05 | 5/19/2026 | 5/19/2026 4:00:02 PM EST |
| 7.50 | 0.95 | 2.00 | 1.48 | % | 0.20 | 0 | 0 | 4.64 | -0.88 | 0.19 | -0.03 | 5/19/2026 4:00:02 PM EST | |||
| 8.00 | 1.45 | 2.35 | 1.90 | % | 0.24 | 0 | 0 | 4.42 | -0.94 | 0.11 | -0.02 | 5/19/2026 4:00:02 PM EST | |||
| 8.50 | 1.70 | 2.85 | 2.28 | 2.53 | 0.00 | 0.00% | 0.27 | 0 | 2 | 4.86 | -0.97 | 0.06 | -0.01 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 9.00 | 2.30 | 3.30 | 2.80 | 2.94 | 0.00 | 0.00% | 0.31 | 0 | 2 | 4.99 | -0.99 | 0.03 | 0.00 | 5/18/2026 | 5/19/2026 4:00:02 PM EST |
| 10.00 | 3.20 | 4.40 | 3.80 | % | 0.38 | 0 | 0 | 6.26 | -1.00 | 0.01 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 11.00 | 4.20 | 5.40 | 4.80 | % | 0.44 | 0 | 0 | 6.88 | -1.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 12.00 | 5.20 | 6.50 | 5.85 | % | 0.49 | 0 | 0 | 7.98 | -1.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST | |||
| 13.00 | 6.10 | 7.40 | 6.75 | % | 0.52 | 0 | 0 | 7.90 | -1.00 | 0.00 | 0.00 | 5/19/2026 4:00:02 PM EST |