ACADIA Pharmaceuticals In... (ACAD)
NASDAQ: ACAD
· Real-Time Price · USD
21.80
0.42 (1.96%)
At close: Oct 03, 2025, 3:59 PM
21.55
-1.15%
After-hours: Oct 03, 2025, 07:52 PM EDT
ACAD Option Overview
Overview for all option chains of ACAD. As of October 05, 2025, ACAD options have an IV of 142.87% and an IV rank of 167.79%. The volume is 560 contracts, which is 33.23% of average daily volume of 1,685 contracts. The volume put-call ratio is 0.52, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
142.87%IV Rank
100%Historical Volatility
44.6%IV Low
57.85% on Aug 18, 2025IV High
108.52% on Oct 02, 2025Open Interest (OI)
Today's Open Interest
32,966Put-Call Ratio
0.62Put Open Interest
12,662Call Open Interest
20,304Open Interest Avg (30-day)
25,467Today vs Open Interest Avg (30-day)
129.45%Option Volume
Today's Volume
560Put-Call Ratio
0.52Put Volume
192Call Volume
368Volume Avg (30-day)
1,685Today vs Volume Avg (30-day)
33.23%Option Chain Statistics
This table provides a comprehensive overview of all ACAD 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 | 18 | 5 | 0.28 | 3,439 | 2,823 | 0.82 | 142.87% | 24 |
| Nov 21, 2025 | 23 | 2 | 0.09 | 9,855 | 2,400 | 0.24 | 85.9% | 24 |
| Dec 19, 2025 | 22 | 4 | 0.18 | 5,966 | 6,607 | 1.11 | 74.17% | 21 |
| Jan 16, 2026 | 0 | 0 | 0 | 0 | 0 | 0 | n/a | 7.5 |
| Mar 20, 2026 | 305 | 181 | 0.59 | 874 | 807 | 0.92 | 57.03% | 24 |
| Jan 15, 2027 | 0 | 0 | 0 | 170 | 25 | 0.15 | 52.86% | 22 |