Options Chain for FERROGLOBE PLC SHS (GSM) - $4.57 as of 3/16/2026 2:00:53 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 | 3.00 | 4.00 | 3.50 | 4.00 | 0.00 | 0.00% | 3.50 | 0 | 10 | 0.00 | 1.00 | 0.00 | 0.00 | 2/18/2026 | 3/16/2026 4:00:04 PM EST |
| 2.00 | 2.00 | 3.00 | 2.50 | % | 1.25 | 0 | 0 | 0.00 | 1.00 | 0.00 | 0.00 | 3/16/2026 4:00:04 PM EST | |||
| 3.00 | 1.05 | 2.00 | 1.53 | 2.05 | 0.00 | 0.00% | 0.51 | 0 | 1 | 8.45 | 1.00 | 0.00 | 0.00 | 3/11/2026 | 3/16/2026 4:00:04 PM EST |
| 4.00 | 0.30 | 0.50 | 0.40 | 0.50 | -0.45 | -47.37% | 0.10 | 30 | 1,542 | 1.85 | 0.76 | 0.64 | -0.02 | 3/16/2026 | 3/16/2026 4:00:04 PM EST |
| 5.00 | 0.00 | 0.10 | 0.05 | 0.15 | 0.00 | 0.00% | 0.01 | 0 | 3,857 | 1.35 | 0.10 | 0.37 | -0.01 | 3/11/2026 | 3/16/2026 4:00:04 PM EST |
| 6.00 | 0.00 | 0.05 | 0.03 | 0.06 | 0.00 | 0.00% | 0.01 | 0 | 2,248 | 2.33 | 0.00 | 0.01 | 0.00 | 3/3/2026 | 3/16/2026 4:00:04 PM EST |
| 7.00 | 0.00 | 0.60 | 0.30 | 0.10 | 0.00 | 0.00% | 0.04 | 0 | 115 | 7.04 | 0.00 | 0.00 | 0.00 | 2/23/2026 | 3/16/2026 4:00:04 PM EST |
| 8.00 | 0.00 | 0.10 | 0.05 | 0.05 | 0.00 | 0.00% | 0.01 | 0 | 2,545 | 3.67 | 0.00 | 0.00 | 0.00 | 1/22/2026 | 3/16/2026 4:00:04 PM EST |
| 9.00 | 0.00 | 0.60 | 0.30 | 0.10 | 0.00 | 0.00% | 0.03 | 0 | 5 | 8.51 | 0.00 | 0.00 | 0.00 | 10/27/2025 | 3/16/2026 4:00:04 PM EST |
| 10.00 | 0.00 | 0.60 | 0.30 | 0.11 | 0.00 | 0.00% | 0.03 | 0 | 2 | 0.00 | 0.00 | 0.00 | 0.00 | 10/20/2025 | 3/16/2026 4:00:04 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 | 0.60 | 0.30 | % | 0.30 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 3/16/2026 4:00:04 PM EST | |||
| 2.00 | 0.00 | 0.60 | 0.30 | % | 0.15 | 0 | 0 | 0.00 | 0.00 | 0.00 | 0.00 | 3/16/2026 4:00:04 PM EST | |||
| 3.00 | 0.00 | 0.60 | 0.30 | 0.05 | 0.00 | 0.00% | 0.10 | 0 | 10 | 7.73 | 0.00 | 0.00 | 0.00 | 3/9/2026 | 3/16/2026 4:00:04 PM EST |
| 4.00 | 0.00 | 0.30 | 0.15 | 0.04 | 0.00 | 0.00% | 0.04 | 0 | 65 | 2.53 | -0.24 | 0.64 | -0.02 | 2/26/2026 | 3/16/2026 4:00:04 PM EST |
| 5.00 | 0.30 | 0.90 | 0.60 | 0.68 | +0.08 | +13.34% | 0.12 | 4 | 93 | 2.48 | -0.90 | 0.37 | -0.01 | 3/16/2026 | 3/16/2026 4:00:04 PM EST |
| 6.00 | 1.50 | 2.25 | 1.88 | 1.62 | +0.07 | +4.52% | 0.31 | 2 | 4 | 5.83 | -1.00 | 0.01 | 0.00 | 3/16/2026 | 3/16/2026 4:00:04 PM EST |
| 7.00 | 2.00 | 2.90 | 2.45 | 2.02 | 0.00 | 0.00% | 0.35 | 0 | 0 | 4.59 | -1.00 | 0.00 | 0.00 | 3/5/2026 | 3/16/2026 4:00:04 PM EST |
| 8.00 | 2.90 | 4.10 | 3.50 | % | 0.44 | 0 | 0 | 6.70 | -1.00 | 0.00 | 0.00 | 3/16/2026 4:00:04 PM EST | |||
| 9.00 | 3.90 | 5.10 | 4.50 | % | 0.50 | 0 | 0 | 7.34 | -1.00 | 0.00 | 0.00 | 3/16/2026 4:00:04 PM EST | |||
| 10.00 | 4.90 | 6.10 | 5.50 | % | 0.55 | 0 | 0 | 7.89 | -1.00 | 0.00 | 0.00 | 3/16/2026 4:00:04 PM EST |