Canadian National Railway (CNI)
NYSE: CNI
· Real-Time Price · USD
92.76
-1.13 (-1.20%)
At close: Aug 14, 2025, 3:59 PM
93.26
0.54%
Pre-market: Aug 15, 2025, 05:37 AM EDT
CNI Option Overview
Overview for all option chains of CNI. As of August 15, 2025, CNI options have an IV of 108.71% and an IV rank of 159.27%. The volume is 1,538 contracts, which is 176.78% of average daily volume of 870 contracts. The volume put-call ratio is 2.29, indicating a bearish sentiment in the market.
Implied Volatility
Implied Volatility (30d)
108.71%IV Rank
159.27%Historical Volatility
20.56%IV Low
27.71% on Feb 21, 2025IV High
78.57% on Aug 13, 2025Open Interest (OI)
Today's Open Interest
18,427Put-Call Ratio
0.32Put Open Interest
4,516Call Open Interest
13,911Open Interest Avg (30-day)
14,638Today vs Open Interest Avg (30-day)
125.88%Option Volume
Today's Volume
1,538Put-Call Ratio
2.29Put Volume
1,071Call Volume
467Volume Avg (30-day)
870Today vs Volume Avg (30-day)
176.78%Option Chain Statistics
This table provides a comprehensive overview of all CNI 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 |
| Aug 15, 2025 | 252 | 946 | 3.75 | 1,658 | 1,563 | 0.94 | 108.71% | 100 |
| Sep 19, 2025 | 5 | 120 | 24 | 4,875 | 554 | 0.11 | 58.81% | 95 |
| Oct 17, 2025 | 134 | 0 | 0 | 6,232 | 1,221 | 0.2 | 43.41% | 100 |
| Jan 16, 2026 | 50 | 5 | 0.1 | 1,146 | 1,178 | 1.03 | 29.49% | 100 |
| Apr 17, 2026 | 26 | 0 | 0 | 0 | 0 | 0 | 27.28% | 50 |