FTNT · Options

Fortinet, Inc. (FTNT) options chain & liquidity

Term structure, skew and the liquidity of the published chain.

$184.13

Volatility term structureATM IV by stored expiration. Earnings-containing expirations are marked; missing IV stays unavailable. Expiry spacing reflects DTE, not equal calendar spacing.

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2026-10-23ATM IV 42.47%18 DTE · ATM strike $185.00 · No stored earnings markerUpdate time unavailable

Event / reference markers

Earnings expiry 2026-10-30: 25

Exact data table

Volatility term structure · full stored dataset, independent of graph range/toggles

ATM IV (%)	Context	Updated
42.47%	18 DTE · ATM strike $185.00 · No stored earnings marker	Update time unavailable
65.525%	25 DTE · ATM strike $185.00 · Contains earnings	Update time unavailable
60.785%	32 DTE · ATM strike $185.00 · No stored earnings marker	Update time unavailable
57.345%	39 DTE · ATM strike $180.00 · No stored earnings marker	Update time unavailable

Liquidity classification: ACCEPTABLE
Median bid-ask width: 29.1%
25-delta put IV: 65.2%
25-delta call IV: 64.5%
Downside skew: -0.3%

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Data provenance

Figures are from published, reviewed research as of Oct 5, 2026, 4:00 PM EDT. Modelled option premiums use Black-Scholes with the published at-the-money implied volatility and are labelled as modelled, not as live quotes.