Options Chain for RIBBON COMMUNICATIONS INC COM (RBBN) - $2.78 as of 5/8/2026 8:07:10 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 | 0.20 | 0.35 | 0.28 | 0.30 | +0.05 | +20.00% | 0.11 | 1 | 375 | 1.13 | 0.71 | 0.47 | -0.02 | 5/8/2026 | 5/8/2026 4:00:06 PM EST |
| 5.00 | 0.00 | 0.05 | 0.03 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 123 | 2.92 | 0.02 | 0.06 | 0.00 | 4/28/2026 | 5/8/2026 4:00:06 PM EST |
| 7.50 | 0.00 | 0.25 | 0.13 | % | 0.02 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 5/8/2026 4:00:06 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 | 0.00 | 0.75 | 0.38 | 0.25 | 0.00 | 0.00% | 0.15 | 0 | 11 | 6.27 | -0.29 | 0.47 | -0.02 | 4/10/2026 | 5/8/2026 4:00:06 PM EST |
| 5.00 | 2.00 | 3.00 | 2.50 | 2.10 | 0.00 | 0.00% | 0.50 | 0 | 0 | 8.44 | -0.98 | 0.06 | 0.00 | 4/24/2026 | 5/8/2026 4:00:06 PM EST |
| 7.50 | 4.30 | 5.50 | 4.90 | % | 0.65 | 0 | 0 | 0.00 | -1.00 | 0.00 | 0.00 | 5/8/2026 4:00:06 PM EST |