Options Chain for FERROGLOBE PLC SHS (GSM) - $4.90 as of 1/30/2026 6:24:25 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 | 3.20 | 4.40 | 3.80 | 3.78 | 0.00 | 0.00% | 3.80 | 0 | 1 | 7.98 | 1.00 | 0.00 | 0.00 | 1/28/2026 | 1/30/2026 3:59:57 PM EST |
| 2.00 | 2.20 | 3.40 | 2.80 | % | 1.40 | 0 | 0 | 4.15 | 1.00 | 0.00 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 3.00 | 1.50 | 2.25 | 1.88 | % | 0.63 | 0 | 0 | 2.30 | 0.92 | 0.10 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 4.00 | 0.85 | 1.10 | 0.98 | 1.35 | 0.00 | 0.00% | 0.24 | 0 | 2,436 | 0.88 | 0.73 | 0.20 | 0.00 | 1/26/2026 | 1/30/2026 3:59:57 PM EST |
| 5.00 | 0.25 | 0.65 | 0.45 | 0.40 | -0.19 | -32.21% | 0.09 | 50 | 6,425 | 0.84 | 0.49 | 0.24 | -0.01 | 1/30/2026 | 1/30/2026 3:59:57 PM EST |
| 6.00 | 0.05 | 0.30 | 0.18 | 0.15 | 0.00 | 0.00% | 0.03 | 0 | 1,797 | 0.78 | 0.28 | 0.21 | -0.01 | 1/29/2026 | 1/30/2026 3:59:57 PM EST |
| 7.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.05 | 0 | 114 | 2.02 | 0.16 | 0.15 | 0.00 | 1/27/2026 | 1/30/2026 3:59:57 PM EST |
| 8.00 | 0.00 | 0.20 | 0.10 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 2,545 | 1.33 | 0.08 | 0.09 | 0.00 | 1/22/2026 | 1/30/2026 3:59:57 PM EST |
| 9.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.04 | 0 | 5 | 2.46 | 0.04 | 0.05 | 0.00 | 10/27/2025 | 1/30/2026 3:59:57 PM EST |
| 10.00 | 0.00 | 0.75 | 0.38 | 0.11 | 0.00 | 0.00% | 0.04 | 0 | 2 | 2.63 | 0.02 | 0.03 | 0.00 | 10/20/2025 | 1/30/2026 3:59:57 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 | 8.41 | 0.00 | 0.00 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 2.00 | 0.00 | 0.75 | 0.38 | % | 0.19 | 0 | 0 | 4.26 | 0.00 | 0.00 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 3.00 | 0.00 | 0.30 | 0.15 | % | 0.05 | 0 | 0 | 1.09 | -0.08 | 0.10 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 4.00 | 0.10 | 0.75 | 0.43 | 0.24 | 0.00 | 0.00% | 0.11 | 0 | 60 | 1.12 | -0.27 | 0.20 | 0.00 | 1/29/2026 | 1/30/2026 3:59:57 PM EST |
| 5.00 | 0.30 | 1.20 | 0.75 | 0.55 | 0.00 | 0.00% | 0.15 | 0 | 14 | 1.48 | -0.51 | 0.24 | -0.01 | 1/27/2026 | 1/30/2026 3:59:57 PM EST |
| 6.00 | 1.00 | 1.70 | 1.35 | % | 0.23 | 0 | 0 | 1.15 | -0.72 | 0.21 | -0.01 | 1/30/2026 3:59:57 PM EST | |||
| 7.00 | 1.90 | 2.60 | 2.25 | % | 0.32 | 0 | 0 | 1.28 | -0.84 | 0.15 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 8.00 | 2.70 | 3.80 | 3.25 | % | 0.41 | 0 | 0 | 1.85 | -0.92 | 0.09 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 9.00 | 3.70 | 4.80 | 4.25 | % | 0.47 | 0 | 0 | 2.05 | -0.96 | 0.05 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 10.00 | 4.60 | 5.80 | 5.20 | % | 0.52 | 0 | 0 | 2.22 | -0.98 | 0.03 | 0.00 | 1/30/2026 3:59:57 PM EST |