Kinder Morgan (KMI) Options Chain

NYSE: KMIEnergyOil & Gas MidstreamUSD

32.25+0.43 (+1.35%)

At close: Oct 8, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Oct 9, 2026
Days to expiration: 1
Share price: $32.25
Put/call ratio (OI): 0.17
Put/call ratio (volume): 0.49
ATM implied volatility: 45.1%
Expected move: ±$0.7616
Open interest (C / P): 6.25K / 1.07K

KMI options summary

The KMI options chain for the October 9, 2026 expiration lists 27 call and 20 put contracts, with 1 day until expiration. Open interest stands at 6,246 calls and 1,066 puts, a put/call ratio of 0.17, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $32.00 strike is 45.1%, which implies the market expects a move of about ±$0.7616 (2.4%) in Kinder Morgan stock by expiration.

The most open interest sits at the $33.00 call (3.12K contracts) and the $30.00 put (310 contracts).

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

KMI options chain · October 9, 2026

KMI 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
—	—	—	11.76	—	—	20.00	0.00	0.01	0.09	337.5%	1	2
—	—	—	10.76	—	—	21.00	0.00	0.28	0.12	497.7%	2	1
—	—	—	9.75	—	—	22.00	—	—	0.10	—	—	—
2	1	546.1%	8.74	8.70	9.70	23.00	—	—	0.09	—	—	—
—	—	—	7.75	—	—	24.00	—	—	—	—	—	—
—	—	—	6.74	—	—	25.00	—	—	—	—	—	—
—	—	—	5.65	—	—	26.00	0.00	0.28	0.03	283.6%	—	6
—	—	—	4.65	—	—	27.00	0.00	0.28	0.01	243.8%	1	71
—	—	—	4.24	—	—	28.00	0.00	0.28	0.04	204.7%	4	3
22	3	145.3%	3.27	3.55	4.05	28.50	0.00	0.08	0.01	139.1%	7	19
120	1	112.5%	3.32	3.15	3.40	29.00	0.00	0.25	0.03	160.2%	2	104
112	1	122.7%	2.30	2.60	3.05	29.50	0.00	0.10	0.01	111.7%	2	75
57	10	81.3%	1.83	2.17	2.38	30.00	0.00	0.01	0.01	62.5%	4	310
164	26	99.8%	1.91	1.68	2.06	30.50	0.00	0.07	0.04	71.9%	2	99
387	46	78.1%	1.30	1.23	1.50	31.00	0.00	0.27	0.02	82.8%	1	87
295	93	58.6%	0.89	0.76	0.99	31.50	0.01	0.03	0.01	35.9%	46	174
926	128	57.0%	0.48	0.32	0.52	32.00	0.01	0.12	0.08	33.2%	72	69
KMI $32.25
232	308	44.1%	0.13	0.08	0.19	32.50	0.20	0.35	0.28	29.7%	21	44
3,118	9	35.2%	0.03	0.01	0.03	33.00	0.54	1.33	2.68	68.8%	180	2
43	14	53.1%	0.02	0.00	0.07	33.50	—	—	—	—	—	—
730	47	92.2%	0.01	0.00	0.22	34.00	—	—	2.43	—	—	—
22	2	68.8%	0.01	0.00	0.01	35.00	—	—	—	—	—	—
2	1	156.3%	0.11	0.00	0.23	36.00	—	—	—	—	—	—
—	—	—	—	—	—	36.50	—	—	5.36	—	—	—
8	7	153.9%	0.06	0.00	0.10	37.00	—	—	5.78	—	—	—
5	1	243.8%	0.11	0.00	0.27	39.00	—	—	—	—	—	—
1	—	267.2%	0.02	0.00	0.27	40.00	—	—	—	—	—	—
—	—	—	0.01	—	—	41.00	—	—	—	—	—	—

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 KMI put/call ratio?

For the October 9, 2026 expiration, the KMI put/call ratio based on open interest is 0.17 (1,066 puts vs 6,246 calls), and 0.49 based on today's volume. A ratio above 1 means more puts than calls.

What is KMI's implied volatility?

At-the-money implied volatility for KMI options expiring October 9, 2026 is about 45.1%, an annualized estimate of how much the market expects Kinder Morgan stock to move.

How many KMI option expiration dates are there?

KMI has 14 listed expiration dates, from Oct 9, 2026 to Jan 19, 2029.

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.