Canadian National Railway (CNI) Options Chain

NYSE: CNIIndustrialsRailroadsUSD

117.18+0.34 (+0.29%)

Market open · Delayed 15 min · as of Oct 9, 11:15 AM ET

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 7
Share price: $117.18
Put/call ratio (OI): 0.21
Put/call ratio (volume): 2.24
ATM implied volatility: 27.0%
Expected move: ±$4.37
Open interest (C / P): 7.64K / 1.63K

CNI options summary

The CNI options chain for the October 16, 2026 expiration lists 16 call and 16 put contracts, with 7 days until expiration. Open interest stands at 7,643 calls and 1,630 puts, a put/call ratio of 0.21, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $115.00 strike is 27.0%, which implies the market expects a move of about ±$4.37 (3.7%) in Canadian National Railway stock by expiration.

The most open interest sits at the $115.00 call (3.19K contracts) and the $100.00 put (317 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

CNI options chain · October 16, 2026

CNI calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
0	—	—	48.80	0.00	0.00	70.00	—	—	—	—	—	—
—	—	—	—	—	—	75.00	0.00	0.35	0.58	150.4%	—	23
2	15	218.7%	43.61	35.00	39.00	80.00	0.00	0.75	0.25	150.1%	20	40
1	—	—	24.09	26.30	28.60	85.00	0.00	0.75	0.61	129.8%	1	7
5	5	143.6%	33.51	25.80	28.30	90.00	0.00	0.05	0.21	72.7%	1	108
3	10	121.0%	28.66	20.80	23.30	95.00	0.00	2.15	0.05	119.5%	5	23
73	10	281.1%	22.05	26.40	29.10	100.00	0.00	2.15	0.05	97.6%	10	317
3	1	71.7%	13.10	10.80	13.10	105.00	0.00	0.75	0.26	55.2%	1	171
237	46	47.9%	10.00	5.80	8.00	110.00	0.00	0.60	0.18	42.8%	5	295
3,193	1	27.9%	2.68	1.45	3.20	115.00	0.35	0.90	0.85	26.0%	2	254
CNI $117.18
247	8	21.5%	0.40	0.25	0.50	120.00	2.95	3.60	1.52	26.6%	5	298
2,712	1	53.1%	0.01	0.00	1.10	125.00	7.40	9.80	4.40	69.1%	10	93
384	4	70.3%	0.05	0.00	2.15	130.00	11.70	14.90	5.25	54.9%	1	0
225	2	86.1%	0.12	0.00	2.15	135.00	15.20	16.90	20.48	—	—	1
507	2	100.5%	0.23	0.00	2.15	140.00	21.80	24.30	21.50	69.8%	129	0
51	1	113.8%	0.36	0.00	2.15	145.00	0.00	0.00	17.69	—	50	0
0	1	50.0%	0.10	0.00	0.00	160.00	0.00	0.00	51.22	—	—	0

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the CNI put/call ratio?

For the October 16, 2026 expiration, the CNI put/call ratio based on open interest is 0.21 (1,630 puts vs 7,643 calls), and 2.24 based on today's volume. A ratio above 1 means more puts than calls.

What is CNI's implied volatility?

At-the-money implied volatility for CNI options expiring October 16, 2026 is about 27.0%, an annualized estimate of how much the market expects Canadian National Railway stock to move.

How many CNI option expiration dates are there?

CNI has 7 listed expiration dates, from Oct 16, 2026 to Apr 16, 2027.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.