Fortinet (FTNT) Options Chain
NASDAQ: FTNTTechnologyComputer peripheral equipmentUSD
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Expiration date
- Expiration
- Nov 13, 2026
- Days to expiration
- 34
- Share price
- $194.75
- Put/call ratio (OI)
- 0.41
- Put/call ratio (volume)
- 0.29
- Expected move
- ±$37.08
- Open interest (C / P)
- 54 / 22
FTNT options summary
The FTNT options chain for the November 13, 2026 expiration lists 8 call and 4 put contracts, with 34 days until expiration. Open interest stands at 54 calls and 22 puts, a put/call ratio of 0.41, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $185.00 strike is 62.4%, which implies the market expects a move of about ±$37.08 (19.0%) in Fortinet stock by expiration.
The most open interest sits at the $185.00 call (20 contracts) and the $160.00 put (12 contracts).
Summary generated from market data by MetaCap's automated system. Methodology
FTNT options chain · November 13, 2026
| Calls | Puts | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Last | Bid | Ask | Strike | Bid | Ask | Last | |||||
| 36.28 | 49.35 | 53.15 | 145.00 | 0.36 | 3.20 | 2.83 | |||||
| — | — | — | 150.00 | 0.90 | 3.40 | 1.39 | |||||
| — | — | — | 160.00 | 1.97 | 3.80 | 3.00 | |||||
| 22.20 | 31.80 | 35.85 | 165.00 | 2.80 | 5.05 | 4.40 | |||||
| 22.60 | 25.00 | 27.95 | 175.00 | — | — | — | |||||
| 16.00 | 21.65 | 23.80 | 180.00 | — | — | — | |||||
| 16.95 | 18.65 | 21.35 | 185.00 | — | — | — | |||||
| 8.85 | 9.15 | 11.95 | 205.00 | — | — | — | |||||
| 4.06 | 2.94 | 5.60 | 230.00 | — | — | — | |||||
| 1.30 | 1.28 | 3.95 | 245.00 | — | — | — | |||||
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 13, 2026 expiration, the FTNT put/call ratio based on open interest is 0.41 (22 puts vs 54 calls), and 0.29 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 13, 2026 is about 62.4%, 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.