Options Chain for FERROGLOBE PLC SHS (GSM) - $4.87 as of 1/7/2026 2:11:37 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 | 7.84 | 1.00 | 0.00 | 0.00 | 1/7/2026 1:59:04 PM EST | |||
| 2.00 | 2.30 | 3.50 | 2.90 | % | 1.45 | 0 | 0 | 4.14 | 1.00 | 0.00 | 0.00 | 1/7/2026 1:59:04 PM EST | |||
| 3.00 | 1.35 | 2.30 | 1.83 | 0.80 | 0.00 | 0.00% | 0.61 | 0 | 0 | 2.13 | 0.98 | 0.04 | 0.00 | 11/25/2025 | 1/7/2026 1:59:04 PM EST |
| 4.00 | 0.65 | 1.40 | 1.03 | 0.84 | 0.00 | 0.00% | 0.26 | 0 | 30 | 1.44 | 0.84 | 0.21 | 0.00 | 12/16/2025 | 1/7/2026 1:59:04 PM EST |
| 5.00 | 0.05 | 0.75 | 0.40 | 0.40 | 0.00 | 0.00% | 0.08 | 0 | 511 | 0.64 | 0.52 | 0.37 | -0.01 | 1/6/2026 | 1/7/2026 1:59:04 PM EST |
| 6.00 | 0.00 | 0.35 | 0.18 | 0.16 | 0.00 | 0.00% | 0.03 | 0 | 54 | 1.03 | 0.20 | 0.28 | 0.00 | 12/10/2025 | 1/7/2026 1:59:04 PM EST |
| 7.00 | 0.00 | 0.45 | 0.23 | 0.60 | 0.00 | 0.00% | 0.03 | 0 | 18 | 1.51 | 0.06 | 0.11 | 0.00 | 10/24/2025 | 1/7/2026 1:59:04 PM EST |
| 8.00 | 0.00 | 0.60 | 0.30 | 0.26 | 0.00 | 0.00% | 0.04 | 0 | 1 | 2.00 | 0.01 | 0.03 | 0.00 | 10/20/2025 | 1/7/2026 1:59:04 PM EST |
| 9.00 | 0.00 | 0.75 | 0.38 | 0.15 | 0.00 | 0.00% | 0.04 | 0 | 75 | 2.45 | 0.00 | 0.01 | 0.00 | 10/27/2025 | 1/7/2026 1:59:04 PM EST |
| 10.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 2.64 | 0.00 | 0.00 | 0.00 | 1/7/2026 1:59:04 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 | 9.03 | 0.00 | 0.00 | 0.00 | 1/7/2026 1:59:04 PM EST | |||
| 2.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.19 | 0 | 15 | 4.61 | 0.00 | 0.00 | 0.00 | 11/21/2025 | 1/7/2026 1:59:04 PM EST |
| 3.00 | 0.00 | 0.75 | 0.38 | % | 0.13 | 0 | 0 | 2.98 | -0.02 | 0.04 | 0.00 | 1/7/2026 1:59:04 PM EST | |||
| 4.00 | 0.00 | 0.75 | 0.38 | % | 0.10 | 0 | 0 | 1.93 | -0.16 | 0.21 | 0.00 | 1/7/2026 1:59:04 PM EST | |||
| 5.00 | 0.10 | 0.85 | 0.48 | % | 0.10 | 0 | 0 | 1.20 | -0.48 | 0.37 | -0.01 | 1/7/2026 1:59:04 PM EST | |||
| 6.00 | 0.85 | 1.55 | 1.20 | % | 0.20 | 0 | 0 | 1.24 | -0.80 | 0.28 | 0.00 | 1/7/2026 1:59:04 PM EST | |||
| 7.00 | 1.80 | 2.70 | 2.25 | % | 0.32 | 0 | 0 | 1.82 | -0.94 | 0.11 | 0.00 | 1/7/2026 1:59:04 PM EST | |||
| 8.00 | 2.50 | 3.70 | 3.10 | % | 0.39 | 0 | 0 | 2.09 | -0.99 | 0.03 | 0.00 | 1/7/2026 1:59:04 PM EST | |||
| 9.00 | 3.50 | 4.70 | 4.10 | % | 0.46 | 0 | 0 | 2.32 | -1.00 | 0.01 | 0.00 | 1/7/2026 1:59:04 PM EST | |||
| 10.00 | 4.50 | 5.70 | 5.10 | % | 0.51 | 0 | 0 | 2.51 | -1.00 | 0.00 | 0.00 | 1/7/2026 1:59:04 PM EST |