Cboe Global Markets (CBOE) Options Chain

CBOE: CBOEFinanceInvestment Bankers/Brokers/ServiceUSD

304.16+10.08 (+3.43%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $304.16
Put/call ratio (OI): 0.20
Put/call ratio (volume): 0.30
ATM implied volatility: 36.5%
Expected move: ±$125.69
Open interest (C / P): 5.47K / 1.07K

CBOE options summary

The CBOE options chain for the January 21, 2028 expiration lists 39 call and 35 put contracts, with 468 days until expiration. Open interest stands at 5,470 calls and 1,068 puts, a put/call ratio of 0.20, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $300.00 strike is 36.5%, which implies the market expects a move of about ±$125.69 (41.3%) in Cboe Global Markets stock by expiration.

The most open interest sits at the $540.00 call (1.23K contracts) and the $230.00 put (158 contracts).

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

CBOE options chain · January 21, 2028

CBOE 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
—	—	—	—	—	—	120.00	0.00	2.90	1.00	53.0%	5	92
—	—	—	—	—	—	125.00	0.00	0.00	2.50	12.5%	—	0
0	—	—	166.07	0.00	0.00	130.00	0.00	5.00	2.38	55.7%	—	3
—	—	—	—	—	—	140.00	2.00	7.00	5.51	50.1%	—	1
—	—	—	—	—	—	145.00	1.00	4.40	8.10	47.9%	1	1
13	10	56.6%	134.50	161.00	165.50	150.00	0.70	3.80	4.00	44.4%	2	22
0	—	—	95.60	0.00	0.00	155.00	0.00	0.00	5.30	12.5%	2	0
2	2	—	126.95	136.50	141.50	160.00	1.30	4.60	5.10	43.0%	1	65
—	—	—	—	—	—	165.00	1.60	6.00	5.00	44.4%	1	2
—	—	—	—	—	—	170.00	2.05	5.60	5.30	41.8%	5	11
—	—	—	—	—	—	175.00	6.50	11.50	12.62	50.6%	1	2
—	—	—	—	—	—	180.00	3.00	7.50	8.50	42.0%	9	16
2	1	50.8%	97.00	131.00	136.00	185.00	8.00	13.00	15.00	49.0%	1	0
4	1	52.9%	86.50	127.00	131.50	190.00	4.10	8.20	10.23	39.8%	1	34
—	—	—	—	—	—	195.00	4.50	9.00	11.50	39.4%	1	6
5	2	51.3%	90.40	119.00	123.50	200.00	6.50	9.60	9.65	38.6%	1	60
6	2	50.2%	118.50	111.00	116.00	210.00	7.00	12.00	13.34	38.5%	4	43
8	1	48.9%	71.10	104.00	108.50	220.00	9.00	14.00	15.47	37.6%	3	66
74	1	47.0%	58.50	96.50	100.50	230.00	12.00	15.80	20.79	36.2%	1	158
33	1	45.9%	60.01	89.50	93.50	240.00	15.20	17.40	16.15	34.4%	2	83
159	15	45.1%	59.18	83.00	87.00	250.00	17.60	21.00	23.96	34.4%	18	57
261	20	44.2%	51.80	76.50	80.50	260.00	21.00	24.50	23.42	34.0%	1	32
212	2	43.4%	73.30	70.50	74.50	270.00	24.00	27.00	34.46	32.5%	1	65
141	3	42.9%	67.35	65.00	69.00	280.00	28.50	31.50	41.08	32.4%	5	43
154	2	42.2%	62.00	59.50	63.50	290.00	32.60	36.00	33.80	32.0%	2	16
480	35	41.7%	34.80	54.80	58.50	300.00	37.00	40.50	40.25	31.3%	1	141
CBOE $304.16
168	1	41.3%	52.35	50.00	54.00	310.00	42.50	45.50	42.72	30.8%	2	30
260	3	40.8%	46.80	45.50	49.50	320.00	48.00	52.50	87.88	31.5%	1	3
850	1	40.5%	44.50	41.50	45.50	330.00	53.50	56.50	54.17	29.7%	4	6
261	10	40.0%	35.80	37.50	41.50	340.00	59.50	63.00	66.00	29.5%	1	4
186	3	39.6%	25.25	34.50	38.00	350.00	66.00	69.00	69.00	28.7%	1	5
219	69	39.5%	15.81	31.00	35.00	360.00	88.00	93.00	107.00	41.1%	1	1
246	43	39.3%	16.78	28.50	32.00	370.00	—	—	—	—	—	—
165	4	38.8%	32.30	25.00	29.00	380.00	0.00	0.00	103.00	—	1	0
8	4	38.6%	29.70	22.80	26.50	390.00	—	—	—	—	—	—
0	2	6.3%	23.58	0.00	0.00	400.00	—	—	—	—	—	—
12	8	38.8%	24.00	18.00	22.70	410.00	0.00	0.00	108.00	—	—	0
9	5	38.6%	12.96	16.50	20.70	420.00	—	—	—	—	—	—
2	1	38.5%	10.78	15.00	19.00	430.00	0.00	0.00	150.00	—	1	0
48	1	39.0%	17.00	13.00	18.00	440.00	—	—	—	—	—	—
7	2	41.6%	9.05	14.50	19.50	450.00	—	—	—	—	—	—
1	—	34.7%	22.50	7.20	11.00	460.00	—	—	—	—	—	—
0	1	6.3%	12.86	0.00	0.00	470.00	—	—	—	—	—	—
228	1	39.0%	7.11	8.70	13.00	480.00	—	—	—	—	—	—
1	1	42.0%	7.50	10.00	15.00	490.00	—	—	—	—	—	—
11	6	39.4%	5.50	6.50	11.50	500.00	—	—	—	—	—	—
3	1	41.3%	4.50	6.50	11.50	520.00	—	—	—	—	—	—
1,231	1	39.6%	4.50	4.60	8.50	540.00	—	—	—	—	—	—

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 CBOE put/call ratio?

For the January 21, 2028 expiration, the CBOE put/call ratio based on open interest is 0.20 (1,068 puts vs 5,470 calls), and 0.30 based on today's volume. A ratio above 1 means more puts than calls.

What is CBOE's implied volatility?

At-the-money implied volatility for CBOE options expiring January 21, 2028 is about 36.5%, an annualized estimate of how much the market expects Cboe Global Markets stock to move.

How many CBOE option expiration dates are there?

CBOE has 14 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.