Catalyst Pharmaceuticals ... (CPRX)
NASDAQ: CPRX
· Real-Time Price · USD
20.29
0.49 (2.47%)
At close: Sep 05, 2025, 3:59 PM
20.31
0.10%
After-hours: Sep 05, 2025, 07:53 PM EDT
CPRX Option Overview
Overview for all option chains of CPRX. As of September 06, 2025, CPRX options have an IV of 94.68% and an IV rank of 74.96%. The volume is 561 contracts, which is 108.93% of average daily volume of 515 contracts. The volume put-call ratio is 3.92, indicating a bearish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
94.68%IV Rank
74.96%Historical Volatility
40.67%IV Low
50.88% on Jan 22, 2025IV High
109.31% on Sep 02, 2025Open Interest (OI)
Today's Open Interest
12,668Put-Call Ratio
0.9Put Open Interest
5,991Call Open Interest
6,677Open Interest Avg (30-day)
10,052Today vs Open Interest Avg (30-day)
126.02%Option Volume
Today's Volume
561Put-Call Ratio
3.92Put Volume
447Call Volume
114Volume Avg (30-day)
515Today vs Volume Avg (30-day)
108.93%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 |
| Sep 19, 2025 | 54 | 0 | 0 | 4,035 | 797 | 0.2 | 94.68% | 20 |
| Oct 17, 2025 | 20 | 446 | 22.3 | 443 | 780 | 1.76 | 81.62% | 17.5 |
| Dec 19, 2025 | 32 | 1 | 0.03 | 1,568 | 4,394 | 2.8 | 60.73% | 25 |
| Jan 16, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | 13.35% | 70 |
| Mar 20, 2026 | 8 | 0 | 0 | 631 | 20 | 0.03 | 55.63% | 12.5 |