Options Chain for FERROGLOBE PLC SHS (GSM) - $4.10 as of 8/7/2026 4:29:49 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 | 4.00 | 3.30 | % | 3.30 | 0 | 0 | 6.53 | 1.00 | 0.00 | 0.00 | 8/7/2026 4:00:01 PM EST | |||
| 2.00 | 1.90 | 2.85 | 2.38 | % | 1.19 | 0 | 0 | 3.01 | 1.00 | 0.01 | 0.00 | 8/7/2026 4:00:01 PM EST | |||
| 3.00 | 0.90 | 2.00 | 1.45 | 1.00 | 0.00 | 0.00% | 0.48 | 0 | 21 | 2.21 | 0.94 | 0.09 | 0.00 | 6/9/2026 | 8/7/2026 4:00:01 PM EST |
| 4.00 | 0.45 | 0.85 | 0.65 | 0.40 | 0.00 | 0.00% | 0.16 | 0 | 415 | 0.97 | 0.71 | 0.26 | -0.01 | 8/5/2026 | 8/7/2026 4:00:01 PM EST |
| 5.00 | 0.30 | 0.35 | 0.33 | 0.32 | +0.26 | +433.34% | 0.07 | 8,932 | 723 | 0.84 | 0.41 | 0.31 | -0.01 | 8/7/2026 | 8/7/2026 4:00:01 PM EST |
| 6.00 | 0.00 | 0.15 | 0.08 | 0.12 | -0.18 | -60.00% | 0.01 | 20 | 121 | 0.90 | 0.19 | 0.22 | 0.00 | 8/7/2026 | 8/7/2026 4:00:01 PM EST |
| 7.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.05 | 0 | 51 | 2.29 | 0.08 | 0.11 | 0.00 | 4/13/2026 | 8/7/2026 4:00:01 PM EST |
| 8.00 | 0.00 | 0.75 | 0.38 | % | 0.05 | 0 | 40 | 2.55 | 0.03 | 0.05 | 0.00 | 8/7/2026 4:00:01 PM EST | |||
| 9.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 2.76 | 0.01 | 0.02 | 0.00 | 8/7/2026 4:00:01 PM EST | |||
| 10.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 2.94 | 0.00 | 0.01 | 0.00 | 8/7/2026 4:00:01 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 | 0.05 | 0.03 | % | 0.03 | 0 | 0 | 2.88 | 0.00 | 0.00 | 0.00 | 8/7/2026 4:00:01 PM EST | |||
| 2.00 | 0.00 | 0.05 | 0.03 | % | 0.01 | 0 | 0 | 1.63 | 0.00 | 0.01 | 0.00 | 8/7/2026 4:00:01 PM EST | |||
| 3.00 | 0.00 | 0.75 | 0.38 | % | 0.13 | 0 | 0 | 2.86 | -0.06 | 0.09 | 0.00 | 8/7/2026 4:00:01 PM EST | |||
| 4.00 | 0.00 | 0.55 | 0.28 | 0.20 | -0.10 | -33.34% | 0.07 | 50 | 5,723 | 1.37 | -0.29 | 0.26 | -0.01 | 8/7/2026 | 8/7/2026 4:00:01 PM EST |
| 5.00 | 0.35 | 1.00 | 0.68 | 0.90 | 0.00 | 0.00% | 0.14 | 0 | 0 | 1.15 | -0.59 | 0.31 | -0.01 | 5/29/2026 | 8/7/2026 4:00:01 PM EST |
| 6.00 | 1.20 | 2.25 | 1.73 | % | 0.29 | 0 | 0 | 2.01 | -0.81 | 0.22 | 0.00 | 8/7/2026 4:00:01 PM EST | |||
| 7.00 | 2.20 | 3.40 | 2.80 | % | 0.40 | 0 | 0 | 2.58 | -0.92 | 0.11 | 0.00 | 8/7/2026 4:00:01 PM EST | |||
| 8.00 | 3.20 | 4.50 | 3.85 | 3.80 | 0.00 | 0.00% | 0.48 | 0 | 1 | 3.01 | -0.97 | 0.05 | 0.00 | 4/14/2026 | 8/7/2026 4:00:01 PM EST |
| 9.00 | 4.20 | 5.50 | 4.85 | 4.80 | 0.00 | 0.00% | 0.54 | 0 | 1 | 3.23 | -0.99 | 0.02 | 0.00 | 4/9/2026 | 8/7/2026 4:00:01 PM EST |
| 10.00 | 5.10 | 6.40 | 5.75 | 5.85 | 0.00 | 0.00% | 0.57 | 0 | 1 | 3.25 | -1.00 | 0.01 | 0.00 | 4/9/2026 | 8/7/2026 4:00:01 PM EST |