Tenable (TENB) Options Chain

NASDAQ: TENBTechnologyComputer Software: Prepackaged SoftwareUSD

41.59+2.58 (+6.61%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $41.59
Put/call ratio (OI): 0.20
Put/call ratio (volume): 0.57
ATM implied volatility: 59.0%
Expected move: ±$27.79
Open interest (C / P): 20 / 4

TENB options summary

The TENB options chain for the January 21, 2028 expiration lists 5 call and 1 put contracts, with 468 days until expiration. Open interest stands at 20 calls and 4 puts, a put/call ratio of 0.20, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $45.00 strike is 59.0%, which implies the market expects a move of about ±$27.79 (66.8%) in Tenable stock by expiration.

The most open interest sits at the $35.00 call (12 contracts) and the $25.00 put (4 contracts).

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

TENB options chain · January 21, 2028

TENB 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
1	2	65.6%	23.65	21.50	25.20	20.00	—	—	—	—	—	—
1	—	61.2%	16.79	18.00	21.00	25.00	0.80	3.80	2.75	55.3%	4	4
12	2	66.4%	13.10	12.80	16.80	35.00	—	—	—	—	—	—
1	1	63.1%	12.90	12.10	14.70	37.00	—	—	—	—	—	—
TENB $41.59
5	2	59.0%	9.29	8.10	11.30	45.00	—	—	—	—	—	—

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 TENB put/call ratio?

For the January 21, 2028 expiration, the TENB put/call ratio based on open interest is 0.20 (4 puts vs 20 calls), and 0.57 based on today's volume. A ratio above 1 means more puts than calls.

What is TENB's implied volatility?

At-the-money implied volatility for TENB options expiring January 21, 2028 is about 59.0%, an annualized estimate of how much the market expects Tenable stock to move.

How many TENB option expiration dates are there?

TENB has 6 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.