FTNT option chain Fortinet, Inc.

Expiration Cboe delayed options data · as of 06:37 UTC

Each row is one strike. The left half is the call, the right half the put. Bid/ask are what buyers and sellers currently quote; volume is contracts traded this session; open interest is standing contracts. The highlighted row sits closest to the stock price.

This expiration prices a move of about ±26.5% (126.72–217.88) · ATM IV 52.2% · P/C open interest 1.29

CALLS								Strike	PUTS
Bid	Ask	Vol	OIThe number of option contracts currently outstanding at a strike or expiration. High open interest shows where positions are concentrated.	IV	ΔModel sensitivity of an option's price to a $1 move in the stock; also used as a rough moneyness scale (a 25-delta option is well out of the money).	Γ	Θ		Bid	Ask	Vol	OI	IV	Δ	Γ	Θ
82.75	85.25		142	59.1%	0.97	0.0010	-0.001	90	0.3000	1.44		171	60.8%	-0.03	0.0010	-0.014
78.25	81.15		138	62.0%	0.96	0.0012	-0.004	95	0.5800	1.43		493	58.1%	-0.04	0.0012	-0.017
73.35	76.60		305	59.2%	0.95	0.0015	-0.009	100	0.9000	1.75		87	57.2%	-0.05	0.0015	-0.020
69.00	71.30		71	55.5%	0.94	0.0018	-0.013	105	0.9000	2.30		82	55.4%	-0.06	0.0019	-0.024
64.05	67.75		104	56.0%	0.93	0.0022	-0.018	110	1.43	2.67		86	54.5%	-0.07	0.0022	-0.028
60.25	63.30		231	56.3%	0.91	0.0026	-0.023	115	2.25	3.45		66	55.1%	-0.09	0.0026	-0.032
55.70	59.35		74	55.2%	0.89	0.0030	-0.028	120	2.86	4.50		210	55.0%	-0.11	0.0031	-0.037
52.20	55.30	1	36	55.7%	0.87	0.0035	-0.033	125	4.05	4.75		468	53.8%	-0.13	0.0036	-0.041
48.40	50.75		328	53.9%	0.85	0.0040	-0.038	130	5.00	5.75	1	467	53.1%	-0.15	0.0040	-0.046
45.25	47.10		30	54.6%	0.82	0.0044	-0.044	135	6.25	7.40		199	53.7%	-0.18	0.0045	-0.051
41.25	43.55	1	197	53.5%	0.79	0.0048	-0.049	140	7.65	8.50	11	509	52.9%	-0.21	0.0050	-0.055
37.75	40.20		80	53.0%	0.77	0.0053	-0.053	145	9.15	10.15	4	319	52.7%	-0.24	0.0054	-0.059
34.60	37.05	2	163	52.8%	0.73	0.0057	-0.058	150	10.85	11.90	1	1,019	52.4%	-0.27	0.0058	-0.063
31.60	34.15		25	52.7%	0.70	0.0060	-0.061	155	12.70	14.55		651	53.0%	-0.30	0.0062	-0.066
29.35	31.30		176	53.1%	0.67	0.0063	-0.065	160	15.05	15.70	6	624	51.8%	-0.34	0.0065	-0.069
26.85	28.60	7	69	53.0%	0.63	0.0066	-0.067	165	17.45	18.00	2	699	51.7%	-0.37	0.0068	-0.071
24.25	26.15		785	52.6%	0.60	0.0068	-0.069	170	20.20	20.55		196	51.8%	-0.41	0.0070	-0.073
21.80	23.85	5	365	52.2%	0.57	0.0069	-0.071	175	22.85	23.25	2	141	51.7%	-0.44	0.0071	-0.074
20.00	20.70	16	111	51.2%	0.53	0.0070	-0.072	180	25.75	26.05		117	51.5%	-0.48	0.0073	-0.074
18.40	18.75	58	124	51.4%	0.50	0.0070	-0.072	185	28.10	29.15	41	117	50.7%	-0.51	0.0073	-0.074
16.65	17.05		240	51.5%	0.47	0.0070	-0.072	190	30.95	32.90		48	50.8%	-0.55	0.0073	-0.074
15.00	15.35	4	162	51.3%	0.44	0.0069	-0.072	195	34.35	36.30		55	50.9%	-0.58	0.0073	-0.073
13.55	13.90	12	1,271	51.3%	0.41	0.0068	-0.071	200	37.90	39.80		18	50.8%	-0.61	0.0072	-0.071
10.15	11.25	34	325	50.1%	0.35	0.0065	-0.068	210	45.25	47.15		2	50.5%	-0.67	0.0070	-0.068
8.45	9.25	1	752	50.7%	0.30	0.0061	-0.064	220	53.45	55.05			50.8%	-0.72	0.0067	-0.063
7.00	8.00		650	51.7%	0.26	0.0056	-0.059	230	61.40	64.05			51.2%	-0.77	0.0063	-0.057
5.25	6.30		72	50.8%	0.22	0.0052	-0.054	240	70.45	73.05			52.5%	-0.82	0.0059	-0.051
4.45	6.05	3	345	53.0%	0.18	0.0046	-0.049	250	79.00	82.45			52.6%	-0.86	0.0055	-0.046

Strikes shown: within ±50% of the underlying price. Intrinsic value = max(0, price − strike) for calls, max(0, strike − price) for puts; extrinsic = option price − intrinsic. Greeks and IV as computed by the exchange feed.

Volatility smile — Mar 19, 2027

Volatility page →

Implied volatility per strike for this expiration. Out-of-the-money puts usually price higher IV than calls — the skew.

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FTNT option chain Fortinet, Inc.

Volatility smile — Mar 19, 2027

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