SentinelOne (S) Options Chain

NYSE: STechnologyComputer Software: Prepackaged SoftwareUSD

26.27+0.87 (+3.43%)

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

Expiration date

Expiration: Oct 23, 2026
Days to expiration: 12
Share price: $26.27
Put/call ratio (OI): 0.35
Put/call ratio (volume): 0.23
ATM implied volatility: 52.0%
Expected move: ±$2.48
Open interest (C / P): 1.79K / 631

S options summary

The S options chain for the October 23, 2026 expiration lists 27 call and 21 put contracts, with 12 days until expiration. Open interest stands at 1,793 calls and 631 puts, a put/call ratio of 0.35, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $26.50 strike is 52.0%, which implies the market expects a move of about ±$2.48 (9.4%) in SentinelOne stock by expiration.

The most open interest sits at the $26.50 call (708 contracts) and the $21.00 put (319 contracts).

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

S options chain · October 23, 2026

S 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
31	11	198.4%	12.41	12.40	14.30	13.00	—	—	—	—	—	—
20	4	179.7%	5.90	11.40	13.30	14.00	—	—	—	—	—	—
8	32	171.1%	5.55	10.90	12.80	14.50	—	—	—	—	—	—
3	2	162.5%	9.00	10.40	12.30	15.00	—	—	—	—	—	—
—	—	—	—	—	—	16.00	0.00	0.45	0.15	180.9%	5	5
10	—	248.6%	6.18	8.20	10.20	17.00	—	—	—	—	—	—
—	—	—	—	—	—	17.50	0.00	0.45	0.15	153.5%	6	6
—	—	—	—	—	—	18.00	0.00	0.45	0.10	144.9%	1	6
—	—	—	—	—	—	18.50	0.00	0.45	0.15	136.3%	2	8
2	—	112.5%	1.67	6.50	8.30	19.00	0.00	0.45	0.10	128.1%	1	8
2	—	139.3%	1.40	6.50	7.80	19.50	0.00	0.45	0.15	119.9%	2	8
5	1	87.9%	3.60	5.40	7.30	20.00	0.00	0.30	0.08	101.2%	15	92
68	15	68.0%	3.90	4.90	6.70	20.50	0.00	0.45	0.20	104.3%	4	33
12	1	83.6%	5.10	4.50	6.30	21.00	0.00	0.45	0.21	96.5%	9	319
15	1	126.2%	3.11	3.90	5.40	21.50	0.00	0.45	0.50	88.9%	1	9
107	1	100.7%	3.60	3.50	4.70	22.00	0.00	0.40	0.10	78.5%	6	31
23	2	74.2%	3.53	3.30	4.70	22.50	0.00	0.40	0.15	71.1%	2	8
199	150	98.1%	3.39	2.80	3.90	23.00	0.00	0.25	0.05	55.5%	2	14
30	13	65.2%	2.30	2.65	3.50	23.50	0.00	0.20	0.15	56.3%	4	2
112	1	55.3%	2.55	2.20	2.90	24.00	0.05	0.35	0.21	60.5%	1	26
19	10	75.8%	2.08	1.65	2.50	24.50	0.10	0.40	0.35	55.4%	2	7
100	33	54.1%	1.69	1.30	1.80	25.00	0.10	0.60	0.79	58.2%	1	18
34	11	63.0%	1.37	1.10	1.65	25.50	0.25	0.80	0.74	58.8%	2	17
179	10	53.9%	1.05	0.95	1.20	26.00	0.45	0.95	0.80	54.9%	20	6
S $26.27
708	22	53.4%	0.88	0.45	0.95	26.50	0.95	1.30	1.75	50.7%	7	7
20	62	53.7%	0.71	0.40	0.75	27.00	—	—	—	—	—	—
—	—	—	0.30	—	—	27.50	—	—	—	—	—	—
67	9	51.2%	0.45	0.25	0.40	28.00	—	—	—	—	—	—
11	5	50.2%	0.20	0.10	0.30	29.00	—	—	—	—	—	—
8	4	53.5%	0.15	0.05	0.20	30.00	3.30	4.60	4.14	62.9%	1	1
—	—	—	0.17	—	—	31.00	—	—	—	—	—	—

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 S put/call ratio?

For the October 23, 2026 expiration, the S put/call ratio based on open interest is 0.35 (631 puts vs 1,793 calls), and 0.23 based on today's volume. A ratio above 1 means more puts than calls.

What is S's implied volatility?

At-the-money implied volatility for S options expiring October 23, 2026 is about 52.0%, an annualized estimate of how much the market expects SentinelOne stock to move.

How many S option expiration dates are there?

S has 12 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.