Aldeyra Therapeutics Inc. (ALDX)
NASDAQ: ALDX
· Real-Time Price · USD
5.66
0.32 (5.99%)
At close: Oct 15, 2025, 3:59 PM
5.60
-1.06%
After-hours: Oct 15, 2025, 06:43 PM EDT
ALDX Option Overview
Overview for all option chains of ALDX. As of October 15, 2025, ALDX options have an IV of 291.3% and an IV rank of 157.75%. The volume is 140 contracts, which is 24.6% of average daily volume of 569 contracts. The volume put-call ratio is 0.28, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
291.3%IV Rank
100%Historical Volatility
47%IV Low
77.31% on Mar 26, 2025IV High
212.96% on May 09, 2025Open Interest (OI)
Today's Open Interest
25,994Put-Call Ratio
0.28Put Open Interest
5,626Call Open Interest
20,368Open Interest Avg (30-day)
22,911Today vs Open Interest Avg (30-day)
113.46%Option Volume
Today's Volume
140Put-Call Ratio
0.28Put Volume
31Call Volume
109Volume Avg (30-day)
569Today vs Volume Avg (30-day)
24.6%Option Chain Statistics
This table provides a comprehensive overview of all ALDX 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 | 0 | 31 | 0 | 365 | 384 | 1.05 | 291.3% | 5 |
| Nov 21, 2025 | 0 | 0 | 0 | 115 | 112 | 0.97 | 185.31% | 5 |
| Dec 19, 2025 | 104 | 0 | 0 | 4,893 | 4,011 | 0.82 | 173.63% | 5 |
| Jan 16, 2026 | 1 | 0 | 0 | 14,462 | 835 | 0.06 | 146.49% | 2.5 |
| Mar 20, 2026 | 4 | 0 | 0 | 533 | 284 | 0.53 | 129.34% | 4 |