Grifols S.A. (GRFS)
NASDAQ: GRFS
· Real-Time Price · USD
9.82
0.06 (0.61%)
At close: Sep 26, 2025, 3:59 PM
9.82
0.00%
After-hours: Sep 26, 2025, 04:04 PM EDT
GRFS Option Overview
Overview for all option chains of GRFS. As of September 28, 2025, GRFS options have an IV of 171.32% and an IV rank of 119.13%. The volume is 360 contracts, which is 1000% of average daily volume of 36 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
171.32%IV Rank
100%Historical Volatility
26.53%IV Low
54.05% on Mar 05, 2025IV High
152.49% on Sep 08, 2025Open Interest (OI)
Today's Open Interest
2,709Put-Call Ratio
0.81Put Open Interest
1,216Call Open Interest
1,493Open Interest Avg (30-day)
2,510Today vs Open Interest Avg (30-day)
107.93%Option Volume
Today's Volume
360Put-Call Ratio
0Put Volume
0Call Volume
360Volume Avg (30-day)
36Today vs Volume Avg (30-day)
1000%Option Chain Statistics
This table provides a comprehensive overview of all GRFS 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 | 59 | 0 | 0 | 64 | 40 | 0.62 | 171.32% | 10 |
| Nov 21, 2025 | 301 | 0 | 0 | 251 | 354 | 1.41 | 115.84% | 9 |
| Dec 19, 2025 | 0 | 0 | 0 | 1,010 | 813 | 0.8 | 53.27% | 10 |
| Feb 20, 2026 | 0 | 0 | 0 | 168 | 9 | 0.05 | 55.34% | 7 |
| May 15, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | 49.52% | 2 |