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: Dec 18, 2026
Days to expiration: 68
Share price: $41.59
Put/call ratio (OI): 0.15
Put/call ratio (volume): 0.33
ATM implied volatility: 99.6%
Expected move: ±$17.88
Open interest (C / P): 7.88K / 1.16K

TENB options summary

The TENB options chain for the December 18, 2026 expiration lists 39 call and 36 put contracts, with 68 days until expiration. Open interest stands at 7,876 calls and 1,161 puts, a put/call ratio of 0.15, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $42.00 strike is 99.6%, which implies the market expects a move of about ±$17.88 (43.0%) in Tenable stock by expiration.

The most open interest sits at the $40.00 call (2.06K contracts) and the $18.00 put (311 contracts).

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

TENB options chain · December 18, 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
0	2	118.8%	24.00	29.50	33.70	10.00	0.00	2.40	0.53	272.7%	2	2
1	2	—	32.05	21.50	25.30	11.00	—	—	—	—	—	—
1	6	245.6%	15.50	27.10	30.90	12.00	0.00	0.00	0.50	50.0%	1	0
22	2	—	29.31	19.50	23.20	13.00	0.00	1.00	0.35	178.3%	—	1
—	—	—	—	—	—	14.00	0.00	1.85	1.20	196.2%	—	2
5	3	—	28.23	17.20	21.40	15.00	0.00	0.00	0.70	50.0%	1	0
—	—	—	—	—	—	16.00	0.00	2.15	0.19	182.2%	5	17
2	1	207.7%	16.20	22.50	26.50	17.00	0.00	2.40	2.10	177.9%	—	3
1	1	—	11.00	14.60	18.60	18.00	0.00	0.75	0.10	124.2%	1	311
48	1	63.3%	13.86	19.60	23.60	20.00	0.00	0.95	0.10	116.6%	2	96
10	2	166.8%	16.42	18.60	22.50	21.00	0.00	2.20	0.95	138.3%	1	12
20	4	55.5%	11.30	17.60	21.60	22.00	0.00	0.80	0.42	99.4%	3	3
5	1	103.9%	13.30	16.70	19.20	23.00	0.00	0.00	0.59	25.0%	6	0
9	2	141.3%	17.22	15.70	19.50	24.00	0.00	0.00	0.90	25.0%	1	0
1,315	565	71.4%	16.60	16.60	17.00	25.00	0.00	2.30	0.27	111.1%	1	217
16	5	112.3%	15.60	13.80	17.00	26.00	0.05	2.35	0.87	106.1%	1	2
34	2	67.8%	14.41	14.20	15.60	27.00	0.05	0.85	0.40	74.3%	2	7
49	1	88.1%	12.00	12.10	14.60	28.00	0.15	2.50	0.77	96.9%	1	9
46	4	64.8%	11.20	11.20	14.90	29.00	0.10	1.05	0.72	68.9%	3	67
290	5	65.0%	12.00	10.50	13.90	30.00	0.25	1.35	0.80	70.8%	5	40
31	1	83.1%	10.99	9.60	12.10	31.00	0.30	1.45	1.10	67.6%	2	44
44	3	63.3%	10.13	8.60	12.40	32.00	0.00	1.70	2.28	61.8%	1	25
61	1	53.2%	9.00	8.00	10.60	33.00	0.00	2.95	1.30	70.7%	10	7
206	1	60.6%	8.61	7.30	10.40	34.00	0.05	2.30	3.93	58.8%	10	23
155	8	66.5%	8.20	8.00	8.90	35.00	1.30	3.60	2.25	77.0%	10	34
68	1	54.4%	7.45	6.20	8.00	36.00	1.20	3.10	2.90	65.6%	1	73
81	1	53.8%	6.62	5.30	7.50	37.00	1.65	3.10	2.70	63.1%	100	104
95	4	66.7%	5.30	4.90	8.30	38.00	0.85	4.90	2.95	64.6%	100	25
61	12	64.4%	5.00	5.50	6.30	39.00	6.20	9.60	6.20	132.6%	2	5
2,056	51	65.4%	5.40	5.10	5.80	40.00	3.40	5.00	4.03	70.3%	8	5
32	3	65.8%	3.20	4.60	5.40	41.00	0.00	0.00	8.46	0.8%	1	0
TENB $41.59
32	1	70.0%	4.35	3.70	6.00	42.00	7.90	11.00	7.70	129.2%	6	5
16	3	73.6%	3.63	3.60	5.80	43.00	5.00	6.90	6.90	71.4%	—	1
56	2	62.2%	3.20	3.00	4.00	44.00	9.50	12.70	9.60	134.6%	—	2
1,205	114	61.5%	3.20	2.20	4.00	45.00	4.60	8.20	9.60	60.0%	4	4
12	1	69.3%	2.21	1.75	4.90	46.00	—	—	—	—	—	—
63	8	62.4%	2.35	2.15	2.95	47.00	—	—	—	—	—	—
48	4	61.9%	0.90	1.85	2.65	48.00	13.50	16.40	11.70	150.4%	—	1
896	1	53.7%	1.75	0.10	2.50	50.00	9.80	11.80	14.45	71.3%	1	14
187	10	62.1%	0.65	0.70	1.30	55.00	—	—	—	—	—	—
597	53	57.7%	0.52	0.00	0.80	60.00	—	—	—	—	—	—

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 December 18, 2026 expiration, the TENB put/call ratio based on open interest is 0.15 (1,161 puts vs 7,876 calls), and 0.33 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 December 18, 2026 is about 99.6%, 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.