Options Chain for FERROGLOBE PLC SHS (GSM) - $4.19 as of 11/28/2025 3:42:51 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 | 2.60 | 3.80 | 3.20 | 3.22 | 0.00 | 0.00% | 3.20 | 0 | 0 | 7.66 | 1.00 | 0.00 | 0.00 | 11/18/2025 | 11/28/2025 12:59:55 PM EST |
| 2.00 | 1.85 | 2.60 | 2.23 | % | 1.11 | 0 | 0 | 3.11 | 1.00 | 0.00 | 0.00 | 11/28/2025 12:59:55 PM EST | |||
| 3.00 | 0.90 | 1.60 | 1.25 | 1.55 | 0.00 | 0.00% | 0.42 | 0 | 95 | 1.80 | 0.96 | 0.08 | 0.00 | 11/18/2025 | 11/28/2025 12:59:55 PM EST |
| 4.00 | 0.10 | 0.75 | 0.43 | 0.66 | +0.26 | +65.00% | 0.11 | 1 | 1,453 | 1.22 | 0.71 | 0.34 | -0.01 | 11/28/2025 | 11/28/2025 12:59:55 PM EST |
| 5.00 | 0.00 | 0.10 | 0.05 | 0.08 | +0.03 | +60.00% | 0.01 | 64 | 2,316 | 0.66 | 0.31 | 0.40 | -0.01 | 11/28/2025 | 11/28/2025 12:59:55 PM EST |
| 6.00 | 0.00 | 0.05 | 0.03 | 0.02 | -0.01 | -33.34% | 0.01 | 1 | 1,422 | 0.94 | 0.07 | 0.16 | 0.00 | 11/28/2025 | 11/28/2025 12:59:55 PM EST |
| 7.00 | 0.00 | 0.75 | 0.38 | 0.20 | 0.00 | 0.00% | 0.05 | 0 | 11 | 3.30 | 0.02 | 0.05 | 0.00 | 10/20/2025 | 11/28/2025 12:59:55 PM EST |
| 8.00 | 0.00 | 0.75 | 0.38 | 0.38 | 0.00 | 0.00% | 0.05 | 0 | 105 | 3.65 | 0.00 | 0.01 | 0.00 | 10/16/2025 | 11/28/2025 12:59:55 PM EST |
| 9.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 3.95 | 0.00 | 0.00 | 0.00 | 11/28/2025 12:59:55 PM EST | |||
| 10.00 | 0.00 | 0.75 | 0.38 | 0.33 | 0.00 | 0.00% | 0.04 | 0 | 100 | 4.21 | 0.00 | 0.00 | 0.00 | 10/16/2025 | 11/28/2025 12:59:55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 | 0.00 | 0.75 | 0.38 | % | 0.38 | 0 | 0 | 4.03 | 0.00 | 0.00 | 0.00 | 11/28/2025 12:59:55 PM EST | |||
| 2.00 | 0.00 | 0.75 | 0.38 | % | 0.19 | 0 | 0 | 6.36 | 0.00 | 0.00 | 0.00 | 11/28/2025 12:59:55 PM EST | |||
| 3.00 | 0.00 | 0.20 | 0.10 | 0.20 | 0.00 | 0.00% | 0.03 | 0 | 2,700 | 1.55 | -0.04 | 0.08 | 0.00 | 5/16/2025 | 11/28/2025 12:59:55 PM EST |
| 4.00 | 0.10 | 0.30 | 0.20 | 0.20 | 0.00 | 0.00% | 0.05 | 6,254 | 13,866 | 0.92 | -0.29 | 0.34 | -0.01 | 11/28/2025 | 11/28/2025 12:59:55 PM EST |
| 5.00 | 0.50 | 1.20 | 0.85 | 1.16 | 0.00 | 0.00% | 0.17 | 0 | 30 | 2.00 | -0.69 | 0.40 | -0.01 | 11/21/2025 | 11/28/2025 12:59:55 PM EST |
| 6.00 | 1.30 | 2.20 | 1.75 | 1.93 | 0.00 | 0.00% | 0.29 | 0 | 0 | 2.62 | -0.93 | 0.16 | 0.00 | 11/26/2025 | 11/28/2025 12:59:55 PM EST |
| 7.00 | 2.20 | 3.40 | 2.80 | 2.30 | 0.00 | 0.00% | 0.40 | 0 | 2 | 3.54 | -0.98 | 0.05 | 0.00 | 11/20/2025 | 11/28/2025 12:59:55 PM EST |
| 8.00 | 3.20 | 4.40 | 3.80 | % | 0.47 | 0 | 0 | 3.91 | -1.00 | 0.01 | 0.00 | 11/28/2025 12:59:55 PM EST | |||
| 9.00 | 4.20 | 5.40 | 4.80 | % | 0.53 | 0 | 0 | 4.21 | -1.00 | 0.00 | 0.00 | 11/28/2025 12:59:55 PM EST | |||
| 10.00 | 5.10 | 5.90 | 5.50 | % | 0.55 | 0 | 0 | 3.17 | -1.00 | 0.00 | 0.00 | 11/28/2025 12:59:55 PM EST |