Genmab A/S (GMAB)
NASDAQ: GMAB
· Real-Time Price · USD
27.82
-0.79 (-2.76%)
At close: Sep 12, 2025, 3:59 PM
28.50
2.44%
After-hours: Sep 12, 2025, 07:01 PM EDT
GMAB Option Overview
Overview for all option chains of GMAB. As of September 13, 2025, GMAB options have an IV of 188.17% and an IV rank of 180.98%. The volume is 33 contracts, which is 34.38% of average daily volume of 96 contracts. The volume put-call ratio is 0.03, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
188.17%IV Rank
180.98%Historical Volatility
36.4%IV Low
45.76% on Mar 27, 2025IV High
124.45% on Sep 12, 2025Open Interest (OI)
Today's Open Interest
2,003Put-Call Ratio
0.34Put Open Interest
510Call Open Interest
1,493Open Interest Avg (30-day)
1,786Today vs Open Interest Avg (30-day)
112.15%Option Volume
Today's Volume
33Put-Call Ratio
0.03Put Volume
1Call Volume
32Volume Avg (30-day)
96Today vs Volume Avg (30-day)
34.38%Option Chain Statistics
This table provides a comprehensive overview of all GMAB 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 |
| Sep 19, 2025 | 12 | 0 | 0 | 153 | 61 | 0.4 | 188.17% | 25 |
| Oct 17, 2025 | 0 | 0 | 0 | 121 | 54 | 0.45 | 102.44% | 25 |
| Nov 21, 2025 | 17 | 0 | 0 | 756 | 351 | 0.46 | 79.67% | 22.5 |
| Feb 20, 2026 | 3 | 1 | 0.33 | 463 | 44 | 0.1 | 52.51% | 20 |