Genmab A/S (GMAB)
NASDAQ: GMAB
· Real-Time Price · USD
23.82
0.40 (1.71%)
At close: Aug 19, 2025, 3:59 PM
24.00
0.76%
Pre-market: Aug 20, 2025, 07:40 AM EDT
GMAB Option Overview
Overview for all option chains of GMAB. As of August 20, 2025, GMAB options have an IV of 65.39% and an IV rank of 71.21%. The volume is 361 contracts, which is 555.38% of average daily volume of 65 contracts. The volume put-call ratio is 0.01, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
65.39%IV Rank
71.21%Historical Volatility
39.97%IV Low
45.76% on Mar 27, 2025IV High
73.33% on Jun 09, 2025Open Interest (OI)
Today's Open Interest
1,485Put-Call Ratio
0.27Put Open Interest
314Call Open Interest
1,171Open Interest Avg (30-day)
1,304Today vs Open Interest Avg (30-day)
113.88%Option Volume
Today's Volume
361Put-Call Ratio
0.01Put Volume
2Call Volume
359Volume Avg (30-day)
65Today vs Volume Avg (30-day)
555.38%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 | 13 | 1 | 0.08 | 45 | 19 | 0.42 | 65.39% | 20 |
| Oct 17, 2025 | 0 | 0 | 0 | 7 | 4 | 0.57 | 57.77% | 22.5 |
| Nov 21, 2025 | 12 | 0 | 0 | 819 | 260 | 0.32 | 57.09% | 20 |
| Feb 20, 2026 | 334 | 1 | 0 | 300 | 31 | 0.1 | 45.66% | 17.5 |