Equifax Inc. (EFX)
NYSE: EFX
· Real-Time Price · USD
246.33
2.48 (1.02%)
At close: Aug 29, 2025, 3:59 PM
248.88
1.04%
After-hours: Aug 29, 2025, 07:19 PM EDT
EFX Option Overview
Overview for all option chains of EFX. As of August 31, 2025, EFX options have an IV of 49.43% and an IV rank of 119.77%. The volume is 92 contracts, which is 75.41% of average daily volume of 122 contracts. The volume put-call ratio is 0.67, indicating a bullish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
49.43%IV Rank
119.77%Historical Volatility
37.23%IV Low
31.88% on Feb 20, 2025IV High
46.53% on Aug 25, 2025Open Interest (OI)
Today's Open Interest
5,006Put-Call Ratio
1.13Put Open Interest
2,651Call Open Interest
2,355Open Interest Avg (30-day)
4,242Today vs Open Interest Avg (30-day)
118.01%Option Volume
Today's Volume
92Put-Call Ratio
0.67Put Volume
37Call Volume
55Volume Avg (30-day)
122Today vs Volume Avg (30-day)
75.41%Option Chain Statistics
This table provides a comprehensive overview of all EFX 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 | 21 | 28 | 1.33 | 376 | 842 | 2.24 | 49.43% | 250 |
| Oct 17, 2025 | 22 | 8 | 0.36 | 1,196 | 1,519 | 1.27 | 37.28% | 250 |
| Jan 16, 2026 | 9 | 1 | 0.11 | 718 | 274 | 0.38 | 33.23% | 230 |
| Apr 17, 2026 | 3 | 0 | 0 | 65 | 16 | 0.25 | 31.57% | 210 |
| Jan 23, 2064 | 0 | 0 | 0 | 0 | 0 | 0 | 2.85% | 6284.9 |