Ferroglobe (GSM)
NASDAQ: GSM
· Real-Time Price · USD
4.31
0.01 (0.23%)
At close: Sep 26, 2025, 3:59 PM
4.42
2.55%
After-hours: Sep 26, 2025, 07:58 PM EDT
GSM Option Overview
Overview for all option chains of GSM. As of September 28, 2025, GSM options have an IV of 221.65% and an IV rank of 171.97%. The volume is 385 contracts, which is 108.76% of average daily volume of 354 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
221.65%IV Rank
100%Historical Volatility
32.45%IV Low
46.71% on Nov 28, 2024IV High
148.44% on Sep 26, 2025Open Interest (OI)
Today's Open Interest
26,463Put-Call Ratio
1.12Put Open Interest
13,991Call Open Interest
12,472Open Interest Avg (30-day)
25,062Today vs Open Interest Avg (30-day)
105.59%Option Volume
Today's Volume
385Put-Call Ratio
0Put Volume
0Call Volume
385Volume Avg (30-day)
354Today vs Volume Avg (30-day)
108.76%Option Chain Statistics
This table provides a comprehensive overview of all GSM options grouped by their expiration dates.
| Expiration | Call Vol | Put Vol | P/C Vol | Call OI | Put OI | P/C OI | Implied Volatility | Max Pain |
| Oct 17, 2025 | 10 | 0 | 0 | 165 | 15 | 0.09 | 221.65% | 4 |
| Nov 21, 2025 | 0 | 0 | 0 | 1 | 0 | 0 | 138.56% | 1 |
| Dec 19, 2025 | 200 | 0 | 0 | 2,763 | 10,400 | 3.76 | 79.56% | 4 |
| Jan 16, 2026 | 60 | 0 | 0 | 6,441 | 3,430 | 0.53 | 67.62% | 4 |
| Feb 20, 2026 | 0 | 0 | 0 | 503 | 0 | 0 | 73.41% | 1 |
| Mar 20, 2026 | 85 | 0 | 0 | 1,773 | 145 | 0.08 | 63.29% | 4 |
| Jun 18, 2026 | 30 | 0 | 0 | 568 | 0 | 0 | 58.03% | 1 |
| Dec 18, 2026 | 0 | 0 | 0 | 257 | 1 | 0 | 66.53% | 1 |
| Jan 15, 2027 | 0 | 0 | 0 | 0 | 0 | 0 | 57.14% | 1 |
| Jan 21, 2028 | 0 | 0 | 0 | 1 | 0 | 0 | 54.01% | 1 |