Tenable (TENB) Options Chain

NASDAQ: TENBTechnologySoftware - InfrastructureUSD

39.01+0.07 (+0.18%)

At close: Oct 8, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Oct 16, 2026
Days to expiration: 7
Share price: $39.01
Put/call ratio (OI): 0.60
Put/call ratio (volume): 4.75
ATM implied volatility: 60.3%
Expected move: ±$3.26
Open interest (C / P): 8.60K / 5.12K

TENB options summary

The TENB options chain for the October 16, 2026 expiration lists 21 call and 18 put contracts, with 7 days until expiration. Open interest stands at 8,600 calls and 5,118 puts, a put/call ratio of 0.60, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $39.00 strike is 60.3%, which implies the market expects a move of about ±$3.26 (8.3%) in Tenable stock by expiration.

The most open interest sits at the $38.00 call (4.72K contracts) and the $30.00 put (3.55K contracts).

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

TENB options chain · October 16, 2026

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
—	—	—	—	—	—	24.00	0.00	1.15	0.20	260.2%	—	6
9	3	142.2%	14.07	12.70	15.40	25.00	0.00	2.15	0.44	294.5%	1	4
—	—	—	—	—	—	26.00	0.00	1.00	0.45	217.2%	—	2
2	1	120.3%	10.00	10.70	13.40	27.00	0.00	1.30	0.15	217.2%	10	20
6	5	109.4%	8.17	9.70	12.40	28.00	0.00	1.30	0.11	201.0%	1	41
—	—	—	—	—	—	29.00	0.00	0.95	0.30	168.0%	988	805
8	1	139.4%	10.25	7.70	11.00	30.00	0.00	0.20	0.05	105.1%	7	3,553
2	1	92.2%	6.20	6.70	9.50	31.00	0.00	1.15	0.15	147.9%	3	7
7	2	195.4%	5.00	5.10	8.50	32.00	0.00	1.15	0.25	133.3%	1	27
60	2	90.2%	5.82	4.50	8.00	33.00	0.00	2.15	0.19	152.5%	2	25
39	1	165.1%	5.50	3.40	6.60	34.00	0.00	1.75	0.37	123.9%	1	72
211	5	89.3%	5.00	2.95	6.20	35.00	0.05	1.40	0.25	99.2%	7	64
77	6	58.8%	3.50	2.05	4.60	36.00	0.00	2.35	0.45	107.8%	255	387
571	20	81.3%	2.40	1.40	4.60	37.00	0.00	1.65	0.49	73.0%	2	90
4,721	143	62.1%	1.85	1.70	2.25	38.00	0.65	2.95	1.45	99.9%	3	6
126	5	60.5%	1.40	1.10	1.70	39.00	0.35	2.40	1.58	60.0%	1	7
TENB $39.01
2,357	42	61.8%	0.89	0.70	1.30	40.00	0.75	3.40	4.90	65.6%	—	1
235	11	63.0%	0.73	0.45	0.95	41.00	—	—	—	—	—	—
30	1	73.4%	0.55	0.00	1.30	42.00	—	—	—	—	—	—
14	4	94.6%	0.37	0.00	1.65	43.00	2.90	5.60	7.60	60.6%	1	1
11	1	60.2%	0.20	0.00	0.30	44.00	—	—	—	—	—	—
56	5	70.9%	0.32	0.00	0.35	45.00	—	—	—	—	—	—
23	10	110.9%	0.20	0.00	1.15	46.00	—	—	—	—	—	—
35	1	180.3%	0.12	0.00	1.15	55.00	—	—	—	—	—	—

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 October 16, 2026 expiration, the TENB put/call ratio based on open interest is 0.60 (5,118 puts vs 8,600 calls), and 4.75 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 October 16, 2026 is about 60.3%, 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.