Mersana Therapeutics Inc. (MRSN)
NASDAQ: MRSN
· Real-Time Price · USD
7.23
0.06 (0.84%)
At close: Sep 26, 2025, 1:14 PM
MRSN Option Overview
Overview for all option chains of MRSN. As of September 19, 2025, MRSN options have an IV of 500% and an IV rank of 117.95%. The volume is 0 contracts, which is n/a of average daily volume of 0 contracts. The volume put-call ratio is 0, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
500%IV Rank
100%Historical Volatility
72.98%IV Low
114.63% on Sep 26, 2024IV High
441.36% on Sep 09, 2025Open Interest (OI)
Today's Open Interest
5,925Put-Call Ratio
0.01Put Open Interest
70Call Open Interest
5,855Open Interest Avg (30-day)
5,925Today vs Open Interest Avg (30-day)
100%Option Volume
Today's Volume
0Put-Call Ratio
0Put Volume
0Call Volume
0Volume Avg (30-day)
0Today vs Volume Avg (30-day)
n/aOption Chain Statistics
This table provides a comprehensive overview of all MRSN 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 | 0 | 0 | 0 | 105 | 0 | 0 | 500% | 0.5 |
| Nov 21, 2025 | 0 | 0 | 0 | 249 | 0 | 0 | 361.47% | 0.5 |
| Jan 16, 2026 | 0 | 0 | 0 | 4,836 | 58 | 0.01 | 321.65% | 0.5 |
| Feb 20, 2026 | 0 | 0 | 0 | 665 | 12 | 0.02 | 268.77% | 0.5 |