Options Chain for RESEARCH FRONTIERS INC COM (REFR) - $0.94 as of 3/9/2026 8:56:39 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.02 | 0 | 1,270 | 5.35 | 0.11 | 0.31 | -0.01 | 2/19/2026 | 3/9/2026 3:59:58 PM EST |
| 5.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.08 | 0 | 62 | 0.00 | 0.01 | 0.04 | 0.00 | 1/14/2026 | 3/9/2026 3:59:58 PM EST |
| 7.50 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.05 | 0 | 1 | 0.00 | 0.00 | 0.01 | 0.00 | 11/19/2025 | 3/9/2026 3:59:58 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2.50 | 1.15 | 1.90 | 1.53 | 1.60 | 0.00 | 0.00% | 0.61 | 0 | 14 | 9.21 | -0.89 | 0.31 | -0.01 | 3/3/2026 | 3/9/2026 3:59:58 PM EST |
| 5.00 | 3.60 | 4.60 | 4.10 | % | 0.82 | 0 | 0 | 0.00 | -0.99 | 0.04 | 0.00 | 3/9/2026 3:59:58 PM EST | |||
| 7.50 | 6.00 | 7.00 | 6.50 | % | 0.87 | 0 | 0 | 0.00 | -1.00 | 0.01 | 0.00 | 3/9/2026 3:59:58 PM EST |