Options Chain for FERROGLOBE PLC SHS (GSM) - $5.10 as of 10/30/2025 6:00:10 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 | 3.30 | 4.50 | 3.90 | % | 3.90 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 10/30/2025 4:00:06 PM EST | |||
| 2.00 | 2.30 | 3.50 | 2.90 | % | 1.45 | 0 | 0 | 3.97 | 1.00 | 0.00 | 0.00 | 10/30/2025 4:00:06 PM EST | |||
| 3.00 | 1.60 | 2.35 | 1.98 | 1.55 | 0.00 | 0.00% | 0.66 | 0 | 81 | 2.16 | 0.98 | 0.05 | 0.00 | 9/30/2025 | 10/30/2025 4:00:06 PM EST |
| 4.00 | 0.55 | 1.45 | 1.00 | 1.42 | 0.00 | 0.00% | 0.25 | 0 | 1,438 | 1.47 | 0.82 | 0.20 | 0.00 | 10/9/2025 | 10/30/2025 4:00:06 PM EST |
| 5.00 | 0.15 | 0.85 | 0.50 | 0.48 | 0.00 | 0.00% | 0.10 | 0 | 1,389 | 0.72 | 0.55 | 0.30 | -0.01 | 10/29/2025 | 10/30/2025 4:00:06 PM EST |
| 6.00 | 0.00 | 0.50 | 0.25 | 0.29 | 0.00 | 0.00% | 0.04 | 0 | 1,410 | 1.20 | 0.29 | 0.26 | 0.00 | 10/17/2025 | 10/30/2025 4:00:06 PM EST |
| 7.00 | 0.00 | 0.75 | 0.38 | 0.20 | 0.00 | 0.00% | 0.05 | 0 | 11 | 1.87 | 0.13 | 0.16 | 0.00 | 10/20/2025 | 10/30/2025 4:00:06 PM EST |
| 8.00 | 0.00 | 0.75 | 0.38 | 0.38 | 0.00 | 0.00% | 0.05 | 0 | 105 | 2.11 | 0.05 | 0.08 | 0.00 | 10/16/2025 | 10/30/2025 4:00:06 PM EST |
| 9.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 2.31 | 0.02 | 0.03 | 0.00 | 10/30/2025 4:00:06 PM EST | |||
| 10.00 | 0.00 | 0.75 | 0.38 | 0.33 | 0.00 | 0.00% | 0.04 | 0 | 100 | 2.48 | 0.01 | 0.01 | 0.00 | 10/16/2025 | 10/30/2025 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.00 | 0.00 | 0.75 | 0.38 | % | 0.38 | 0 | 0 | 8.50 | 0.00 | 0.00 | 0.00 | 10/30/2025 4:00:06 PM EST | |||
| 2.00 | 0.00 | 0.75 | 0.38 | % | 0.19 | 0 | 0 | 4.33 | 0.00 | 0.00 | 0.00 | 10/30/2025 4:00:06 PM EST | |||
| 3.00 | 0.00 | 0.75 | 0.38 | 0.20 | 0.00 | 0.00% | 0.13 | 0 | 2,700 | 2.80 | -0.02 | 0.05 | 0.00 | 5/16/2025 | 10/30/2025 4:00:06 PM EST |
| 4.00 | 0.05 | 0.25 | 0.15 | 0.20 | 0.00 | 0.00% | 0.04 | 0 | 7,688 | 0.73 | -0.18 | 0.20 | 0.00 | 10/21/2025 | 10/30/2025 4:00:06 PM EST |
| 5.00 | 0.20 | 0.95 | 0.58 | 0.50 | 0.00 | 0.00% | 0.12 | 0 | 31 | 0.75 | -0.45 | 0.30 | -0.01 | 10/20/2025 | 10/30/2025 4:00:06 PM EST |
| 6.00 | 0.95 | 1.60 | 1.28 | % | 0.21 | 0 | 0 | 1.23 | -0.71 | 0.26 | 0.00 | 10/30/2025 4:00:06 PM EST | |||
| 7.00 | 1.85 | 2.50 | 2.18 | % | 0.31 | 0 | 0 | 1.39 | -0.87 | 0.16 | 0.00 | 10/30/2025 4:00:06 PM EST | |||
| 8.00 | 2.60 | 3.70 | 3.15 | % | 0.39 | 0 | 0 | 1.96 | -0.95 | 0.08 | 0.00 | 10/30/2025 4:00:06 PM EST | |||
| 9.00 | 3.60 | 4.70 | 4.15 | % | 0.46 | 0 | 0 | 2.17 | -0.98 | 0.03 | 0.00 | 10/30/2025 4:00:06 PM EST | |||
| 10.00 | 4.60 | 5.70 | 5.15 | % | 0.52 | 0 | 0 | 2.36 | -0.99 | 0.01 | 0.00 | 10/30/2025 4:00:06 PM EST |