Centene (CNC) Options Chain

NYSE: CNCHealth CareMedical SpecialitiesUSD

65.36+0.82 (+1.27%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Nov 20, 2026
Days to expiration: 40
Share price: $65.36
Put/call ratio (OI): 0.96
Put/call ratio (volume): 1.47
ATM implied volatility: 49.8%
Expected move: ±$10.77
Open interest (C / P): 4.52K / 4.33K

CNC options summary

The CNC options chain for the November 20, 2026 expiration lists 19 call and 14 put contracts, with 40 days until expiration. Open interest stands at 4,517 calls and 4,333 puts, a put/call ratio of 0.96, which is fairly balanced between calls and puts. At-the-money implied volatility near the $65.00 strike is 49.8%, which implies the market expects a move of about ±$10.77 (16.5%) in Centene stock by expiration.

The most open interest sits at the $70.00 call (1.38K contracts) and the $60.00 put (2.11K contracts).

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

CNC options chain · November 20, 2026

CNC 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
—	—	—	—	—	—	35.00	—	—	0.08	—	—	—
1	1	101.2%	26.14	24.25	27.60	40.00	—	—	—	—	—	—
1	1	92.7%	23.82	21.85	25.10	42.50	0.00	0.15	0.07	61.7%	1	7
4	—	84.4%	20.48	19.40	22.65	45.00	0.00	0.20	0.13	57.0%	1	349
2	2	88.1%	19.36	17.80	20.25	47.50	0.01	0.29	0.20	53.5%	1	384
301	20	75.9%	13.25	15.60	17.30	50.00	0.19	0.41	0.47	53.3%	257	623
25	3	69.7%	9.78	11.05	13.40	55.00	0.47	0.98	0.78	53.9%	10	148
79	53	58.7%	8.64	9.15	10.30	57.50	1.16	1.47	1.27	50.0%	1	144
73	2	56.1%	7.98	7.30	8.40	60.00	1.81	1.99	1.74	49.3%	58	2,111
444	4	57.9%	4.37	5.70	7.30	62.50	2.67	3.05	2.64	50.7%	6	160
231	14	51.0%	5.07	4.40	4.85	65.00	3.75	4.05	3.85	48.6%	14	207
CNC $65.36
474	16	52.9%	3.87	3.15	3.70	67.50	5.10	5.60	4.75	50.1%	3	63
1,376	20	52.1%	2.78	2.35	2.75	70.00	6.50	7.05	6.85	48.0%	4	11
218	2	51.9%	2.11	1.62	2.03	72.50	8.15	8.95	7.20	49.0%	2	118
527	50	51.7%	1.40	1.09	1.47	75.00	—	—	—	—	—	—
107	1	51.7%	0.78	0.47	0.75	80.00	13.50	15.45	13.30	52.9%	—	8
54	2	51.3%	0.28	0.30	0.40	85.00	—	—	—	—	—	—
459	46	50.7%	0.17	0.11	0.19	90.00	—	—	—	—	—	—
100	4	52.1%	0.07	0.04	0.12	95.00	—	—	—	—	—	—
41	2	63.5%	0.09	0.00	0.29	100.00	—	—	—	—	—	—

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 CNC put/call ratio?

For the November 20, 2026 expiration, the CNC put/call ratio based on open interest is 0.96 (4,333 puts vs 4,517 calls), and 1.47 based on today's volume. A ratio above 1 means more puts than calls.

What is CNC's implied volatility?

At-the-money implied volatility for CNC options expiring November 20, 2026 is about 49.8%, an annualized estimate of how much the market expects Centene stock to move.

How many CNC option expiration dates are there?

CNC has 13 listed expiration dates, from Oct 16, 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.