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FTNT
Fortinet, Inc.
stock NASDAQ

At Close

Aug 20, 2026 3:59:56 PM EDT

150.76USD-1.371%(-2.09)5,038,269

144.51Bid 150.82Ask 6.31Spread

Pre-market

Aug 20, 2026 9:25:30 AM EDT

150.50USD-1.537%(-2.35)4,650

After-hours

Aug 20, 2026 4:21:30 PM EDT

151.00USD+0.163%(+0.24)1,380,283

OverviewOption ChainHistoricalExchangesShortsMore

Expiration Dates

Aug 21, 2026 Aug 28, 2026 Sep 4, 2026 Sep 11, 2026 Sep 18, 2026 Sep 25, 2026 Oct 2, 2026 Oct 16, 2026 Dec 18, 2026 Jan 15, 2027 Mar 19, 2027 Jun 17, 2027 Sep 17, 2027 Jan 21, 2028

ITM/OTM for Sep 18, 2026View All Dates

Calls ITM	Calls OTM	Puts ITM	Puts OTM
11,440	9,650	7,484	21,356

FTNT Sep 18, 2026 Exp. - Volume by Strike

Puts

Calls

FTNT Sep 18, 2026 Exp. - Open Interest by Strike

Puts

Calls

FTNT Sep 18, 2026 Exp. - Max Pain @ $150.00

Puts

Calls

FTNT Sep 18, 2026 Exp. - Option Chain

In the Money (ITM)

Calls

Strike	Price	Change	Vol	OI	Last	Contract Name
240 C	0.30	-55.22%	1	38	08-04	FTNT260918C00240000
230 C	0.20	-31.03%	500	161	08-13	FTNT260918C00230000
220 C	0.21	-58.00%	1	125	08-12	FTNT260918C00220000
210 C	0.49	-40.24%	1	100	08-12	FTNT260918C00210000
200 C	0.20	-50.00%	136	369	08-19	FTNT260918C00200000
195 C	0.29	-45.28%	10	184	08-19	FTNT260918C00195000
190 C	0.41	-47.44%	9	763	08-19	FTNT260918C00190000
185 C	0.73	-35.40%	5	630	08-19	FTNT260918C00185000
180 C	1.06	-40.78%	109	1,207	08-19	FTNT260918C00180000
175 C	1.46	-39.92%	40	939	08-19	FTNT260918C00175000
170 C	2.25	-39.19%	185	1,047	08-19	FTNT260918C00170000
165 C	3.20	-40.19%	29	1,606	08-19	FTNT260918C00165000
160 C	4.80	-34.25%	62	1,634	08-19	FTNT260918C00160000
155 C	6.64	-31.19%	52	847	08-19	FTNT260918C00155000
150 C	9.00	-21.40%	186	905	08-19	FTNT260918C00150000
145 C	12.66	-14.17%	9	377	08-19	FTNT260918C00145000
140 C	16.25	-13.47%	5	674	08-19	FTNT260918C00140000
135 C	26.00	-3.17%	2	1,111	08-17	FTNT260918C00135000
130 C	33.25	-6.86%	1	481	08-12	FTNT260918C00130000
125 C	29.30	-9.23%	9	201	08-19	FTNT260918C00125000
120 C	46.10	+1.32%	1	341	08-14	FTNT260918C00120000
115 C	42.92	-13.29%	4	577	08-18	FTNT260918C00115000
110 C	43.73	-8.27%	1	666	08-19	FTNT260918C00110000
105 C	48.75	-7.41%	1	406	08-19	FTNT260918C00105000
100 C	53.85	-5.19%	10	734	08-19	FTNT260918C00100000
95 C	58.88	-10.27%	16	538	08-19	FTNT260918C00095000
90 C	63.81	-4.36%	1	1,534	08-19	FTNT260918C00090000
85 C	78.90	-3.18%	1	809	08-13	FTNT260918C00085000
80 C	73.93	-3.51%	5	1,000	08-19	FTNT260918C00080000
75 C	85.73	-8.21%	24	802	08-14	FTNT260918C00075000
70 C	83.53	-4.54%	2	60	08-19	FTNT260918C00070000
65 C	93.91	+56.39%	2	79	08-07	FTNT260918C00065000
60 C	83.50	+19.92%	1	72	06-01	FTNT260918C00060000
55 C	55.55	+12.34%	1	33	05-08	FTNT260918C00055000
50 C	109.76	+81.42%	2	34	08-07	FTNT260918C00050000
45 C	45.77	+23.54%	1	2	05-05	FTNT260918C00045000
40 C	122.56	+48.56%	1	4	07-16	FTNT260918C00040000

Puts

Strike	Price	Change	Vol	OI	Last	Contract Name
240 P	0	0%	0			FTNT260918P00240000
230 P	81.65	0%	1	1	07-28	FTNT260918P00230000
220 P	0	0%	0			FTNT260918P00220000
210 P	0	0%	0			FTNT260918P00210000
200 P	50.20	+15.40%	1	1	07-24	FTNT260918P00200000
195 P	35.15	-17.39%	10	10	08-03	FTNT260918P00195000
190 P	53.00	0%	1	1	06-09	FTNT260918P00190000
185 P	25.23	-4.61%	14	19	08-11	FTNT260918P00185000
180 P	23.75	-13.00%	10	61	08-07	FTNT260918P00180000
175 P	19.40	-28.81%	1	37	08-19	FTNT260918P00175000
170 P	19.00	+54.60%	3	97	08-19	FTNT260918P00170000
165 P	13.64	+15.40%	5	165	08-19	FTNT260918P00165000
160 P	11.50	+20.42%	49	900	08-19	FTNT260918P00160000
155 P	8.45	+42.02%	43	6,192	08-19	FTNT260918P00155000
150 P	5.53	+28.60%	46	3,079	08-19	FTNT260918P00150000
145 P	3.75	+38.89%	10	2,749	08-19	FTNT260918P00145000
140 P	2.37	+49.06%	37	1,115	08-19	FTNT260918P00140000
135 P	1.40	+19.66%	17	508	08-19	FTNT260918P00135000
130 P	0.94	+38.24%	6	1,364	08-19	FTNT260918P00130000
125 P	0.51	+45.71%	95	556	08-19	FTNT260918P00125000
120 P	0.42	+82.61%	8	402	08-19	FTNT260918P00120000
115 P	0.15	-16.67%	1	1,095	08-13	FTNT260918P00115000
110 P	0.11	-15.38%	1	235	08-14	FTNT260918P00110000
105 P	0.03	-40.00%	1	437	08-19	FTNT260918P00105000
100 P	0.06	-40.00%	18	369	08-19	FTNT260918P00100000
95 P	0.01	-88.89%	11	380	08-14	FTNT260918P00095000
90 P	0.17	+30.77%	8	305	08-19	FTNT260918P00090000
85 P	0.06	-79.31%	1	626	08-10	FTNT260918P00085000
80 P	0.05	+150.00%	2	2,039	08-11	FTNT260918P00080000
75 P	0.25	0.00%	3	1,231	07-10	FTNT260918P00075000
70 P	0.10	+400.00%	22	1,967	08-05	FTNT260918P00070000
65 P	0.05	-72.22%	1	844	07-29	FTNT260918P00065000
60 P	0.13	-7.14%	1	1,698	07-10	FTNT260918P00060000
55 P	0.04	-84.62%	1	276	08-10	FTNT260918P00055000
50 P	0.01	-80.00%	1	55	08-05	FTNT260918P00050000
45 P	0.45	-25.00%	10	17	04-17	FTNT260918P00045000
40 P	0.20	-44.44%	1	9	06-29	FTNT260918P00040000

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FTNT Sep 18, 2026 Exp. - Open Interest by Strike

FTNT Sep 18, 2026 Exp. - Max Pain @ $150.00

FTNT
Fortinet, Inc.
stock NASDAQ