Fortinet (FTNT) Options Chain

NASDAQ: FTNTTechnologyComputer peripheral equipmentUSD

194.75+5.65 (+2.99%)

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

Expiration date

Expiration: Nov 6, 2026
Days to expiration: 27
Share price: $194.75
Put/call ratio (OI): 1.31
Put/call ratio (volume): 1.05
ATM implied volatility: 65.5%
Expected move: ±$34.70
Open interest (C / P): 334 / 439

FTNT options summary

The FTNT options chain for the November 6, 2026 expiration lists 20 call and 21 put contracts, with 27 days until expiration. Open interest stands at 334 calls and 439 puts, a put/call ratio of 1.31, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $190.00 strike is 65.5%, which implies the market expects a move of about ±$34.70 (17.8%) in Fortinet stock by expiration.

The most open interest sits at the $200.00 call (123 contracts) and the $155.00 put (74 contracts).

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

FTNT options chain · November 6, 2026

FTNT 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
—	—	—	—	—	—	90.00	0.00	2.13	0.02	166.6%	1	2
—	—	—	—	—	—	105.00	0.00	2.13	0.27	137.0%	1	1
1	1	94.7%	63.77	82.90	86.95	110.00	—	—	—	—	—	—
—	—	—	—	—	—	115.00	0.00	1.37	0.20	109.6%	—	1
—	—	—	—	—	—	125.00	0.00	2.20	0.50	104.0%	—	2
—	—	—	—	—	—	130.00	0.00	2.27	0.87	97.0%	6	6
—	—	—	—	—	—	135.00	0.00	2.38	1.76	90.4%	1	3
—	—	—	—	—	—	140.00	0.00	1.25	1.53	72.4%	3	14
6	—	71.6%	35.25	48.65	52.70	145.00	0.48	2.07	0.98	77.2%	5	12
2	—	70.1%	32.77	44.00	48.05	150.00	0.51	2.05	1.37	70.2%	5	48
2	1	70.8%	27.78	39.80	43.55	155.00	0.80	1.75	1.75	63.2%	2	74
4	14	70.0%	36.95	35.50	39.25	160.00	1.25	2.77	2.01	64.3%	11	72
6	7	68.0%	31.35	31.10	35.10	165.00	2.43	3.35	2.89	64.4%	16	29
1	2	68.4%	20.95	27.25	31.40	170.00	4.00	4.55	4.16	66.4%	4	44
18	2	67.4%	24.75	23.55	27.65	175.00	5.15	5.95	5.65	65.6%	3	31
15	1	68.1%	20.45	20.95	23.90	180.00	7.00	7.60	7.04	66.0%	18	51
24	1	67.5%	16.00	17.85	20.75	185.00	8.65	9.60	9.39	65.3%	5	45
22	1	66.5%	16.12	15.90	16.85	190.00	11.00	11.40	11.40	64.5%	25	1
FTNT $194.75
123	35	66.3%	11.25	11.25	12.15	200.00	15.35	18.15	26.45	65.3%	—	1
39	1	66.1%	7.95	9.40	10.15	205.00	—	—	—	—	—	—
12	1	66.6%	8.00	7.25	9.20	210.00	21.70	24.40	31.95	64.5%	2	1
7	3	63.8%	5.38	5.15	7.40	215.00	25.55	28.25	38.90	65.8%	—	1
44	1	64.0%	5.53	4.10	6.15	220.00	29.55	32.00	41.95	66.2%	—	0
2	1	66.5%	3.57	3.20	5.90	225.00	—	—	—	—	—	—
4	30	63.6%	3.26	2.20	4.35	230.00	—	—	—	—	—	—
1	—	67.5%	0.92	0.35	3.70	245.00	—	—	—	—	—	—
1	1	64.3%	1.50	0.12	2.53	250.00	—	—	—	—	—	—

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 FTNT put/call ratio?

For the November 6, 2026 expiration, the FTNT put/call ratio based on open interest is 1.31 (439 puts vs 334 calls), and 1.05 based on today's volume. A ratio above 1 means more puts than calls.

What is FTNT's implied volatility?

At-the-money implied volatility for FTNT options expiring November 6, 2026 is about 65.5%, an annualized estimate of how much the market expects Fortinet stock to move.

How many FTNT option expiration dates are there?

FTNT 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.