Catalyst Pharmaceuticals ... (CPRX)
NASDAQ: CPRX
· Real-Time Price · USD
19.29
0.16 (0.84%)
At close: Sep 26, 2025, 1:13 PM
CPRX Option Overview
Overview for all option chains of CPRX. As of September 26, 2025, CPRX options have an IV of 75.53% and an IV rank of 31.2%. The volume is 157 contracts, which is 71.04% of average daily volume of 221 contracts. The volume put-call ratio is 0.6, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
75.53%IV Rank
31.2%Historical Volatility
26.39%IV Low
49.26% on May 14, 2025IV High
133.44% on Sep 22, 2025Open Interest (OI)
Today's Open Interest
10,101Put-Call Ratio
1.63Put Open Interest
6,261Call Open Interest
3,840Open Interest Avg (30-day)
8,449Today vs Open Interest Avg (30-day)
119.55%Option Volume
Today's Volume
157Put-Call Ratio
0.6Put Volume
59Call Volume
98Volume Avg (30-day)
221Today vs Volume Avg (30-day)
71.04%Option Chain Statistics
This table provides a comprehensive overview of all CPRX 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 | 17 | 47 | 2.76 | 1,042 | 1,752 | 1.68 | 75.53% | 20 |
| Nov 21, 2025 | 9 | 1 | 0.11 | 55 | 18 | 0.33 | 95.27% | 20 |
| Dec 19, 2025 | 53 | 11 | 0.21 | 1,967 | 4,445 | 2.26 | 65.42% | 25 |
| Jan 16, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | 13.35% | 70 |
| Mar 20, 2026 | 19 | 0 | 0 | 776 | 46 | 0.06 | 60.24% | 17.5 |