Options Chain for FERROGLOBE PLC SHS (GSM) - $4.88 as of 1/30/2026 11:31:18 AM 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 | 3.90 | 0.00 | 0.00% | 3.80 | 0 | 50 | 0.00 | 1.00 | 0.00 | 0.00 | 1/29/2026 | 1/30/2026 3:59:57 PM EST |
| 2.00 | 2.20 | 3.40 | 2.80 | % | 1.40 | 0 | 0 | 6.03 | 1.00 | 0.00 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 3.00 | 1.55 | 2.20 | 1.88 | 0.80 | 0.00 | 0.00% | 0.63 | 0 | 0 | 3.14 | 1.00 | 0.01 | 0.00 | 11/25/2025 | 1/30/2026 3:59:57 PM EST |
| 4.00 | 0.55 | 1.20 | 0.88 | 0.84 | 0.00 | 0.00% | 0.22 | 0 | 30 | 1.86 | 0.86 | 0.27 | 0.00 | 12/16/2025 | 1/30/2026 3:59:57 PM EST |
| 5.00 | 0.00 | 0.30 | 0.15 | 0.24 | 0.00 | 0.00% | 0.03 | 0 | 1,472 | 1.88 | 0.42 | 0.48 | -0.01 | 1/29/2026 | 1/30/2026 3:59:57 PM EST |
| 6.00 | 0.00 | 0.20 | 0.10 | 0.10 | 0.00 | 0.00% | 0.02 | 0 | 357 | 1.26 | 0.09 | 0.21 | 0.00 | 1/27/2026 | 1/30/2026 3:59:57 PM EST |
| 7.00 | 0.00 | 0.75 | 0.38 | 0.60 | 0.00 | 0.00% | 0.05 | 0 | 18 | 3.01 | 0.01 | 0.04 | 0.00 | 10/24/2025 | 1/30/2026 3:59:57 PM EST |
| 8.00 | 0.00 | 0.75 | 0.38 | 0.10 | 0.00 | 0.00% | 0.05 | 0 | 1 | 3.38 | 0.00 | 0.00 | 0.00 | 1/20/2026 | 1/30/2026 3:59:57 PM EST |
| 9.00 | 0.00 | 0.75 | 0.38 | 0.15 | 0.00 | 0.00% | 0.04 | 0 | 75 | 3.68 | 0.00 | 0.00 | 0.00 | 10/27/2025 | 1/30/2026 3:59:57 PM EST |
| 10.00 | 0.00 | 0.75 | 0.38 | % | 0.04 | 0 | 0 | 3.95 | 0.00 | 0.00 | 0.00 | 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 | 0.00 | 0.00 | 0.00 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 2.00 | 0.00 | 0.75 | 0.38 | 0.05 | 0.00 | 0.00% | 0.19 | 0 | 15 | 6.53 | 0.00 | 0.00 | 0.00 | 11/21/2025 | 1/30/2026 3:59:57 PM EST |
| 3.00 | 0.00 | 0.75 | 0.38 | % | 0.13 | 0 | 0 | 4.18 | 0.00 | 0.01 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 4.00 | 0.00 | 0.30 | 0.15 | 0.05 | % | 0.04 | 5 | 0 | 1.45 | -0.14 | 0.27 | 0.00 | 1/30/2026 | 1/30/2026 3:59:57 PM EST | |
| 5.00 | 0.30 | 0.65 | 0.48 | 0.75 | 0.00 | 0.00% | 0.10 | 0 | 113 | 0.72 | -0.58 | 0.48 | -0.01 | 1/27/2026 | 1/30/2026 3:59:57 PM EST |
| 6.00 | 0.85 | 1.60 | 1.23 | % | 0.20 | 0 | 0 | 1.63 | -0.91 | 0.21 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 7.00 | 1.85 | 2.55 | 2.20 | % | 0.31 | 0 | 0 | 1.95 | -0.99 | 0.04 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 8.00 | 2.60 | 3.80 | 3.20 | % | 0.40 | 0 | 0 | 2.92 | -1.00 | 0.00 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 9.00 | 3.70 | 4.80 | 4.25 | % | 0.47 | 0 | 0 | 3.23 | -1.00 | 0.00 | 0.00 | 1/30/2026 3:59:57 PM EST | |||
| 10.00 | 4.60 | 5.80 | 5.20 | % | 0.52 | 0 | 0 | 3.49 | -1.00 | 0.00 | 0.00 | 1/30/2026 3:59:57 PM EST |