SentinelOne (S) Options Chain

NYSE: STechnologyComputer Software: Prepackaged SoftwareUSD

25.40+0.09 (+0.36%)

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

Expiration date

Expiration: Oct 9, 2026
Days to expiration: 1
Share price: $25.40
Put/call ratio (OI): 0.09
Put/call ratio (volume): 0.30
ATM implied volatility: 53.5%
Expected move: ±$0.7115
Open interest (C / P): 9.98K / 894

S options summary

The S options chain for the October 9, 2026 expiration lists 30 call and 25 put contracts, with 1 day until expiration. Open interest stands at 9,984 calls and 894 puts, a put/call ratio of 0.09, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $25.50 strike is 53.5%, which implies the market expects a move of about ±$0.7115 (2.8%) in SentinelOne stock by expiration.

The most open interest sits at the $25.00 call (3.37K contracts) and the $24.00 put (235 contracts).

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

S options chain · October 9, 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
40	23	867.2%	12.40	12.00	13.30	13.00	—	—	—	—	—	—
38	1	784.4%	11.40	11.00	12.30	14.00	—	—	—	—	—	—
—	—	—	10.35	—	—	15.00	—	—	—	—	—	—
—	—	—	9.85	—	—	15.50	0.00	0.45	0.14	654.7%	1	1
24	5	635.9%	9.42	8.90	10.40	16.00	0.00	0.05	0.03	412.5%	1	5
—	—	—	8.89	—	—	16.50	0.00	0.45	0.08	585.9%	1	11
23	7	537.5%	8.59	7.90	9.30	17.00	0.00	0.25	0.10	482.8%	2	12
21	7	50.0%	7.83	7.00	8.80	17.50	0.00	0.25	0.05	454.7%	10	34
38	18	760.5%	7.33	6.40	8.30	18.00	0.00	0.35	0.05	459.4%	4	53
23	15	471.1%	6.85	6.50	7.80	18.50	0.00	0.45	0.15	457.8%	2	3
20	5	440.6%	6.25	6.00	7.30	19.00	0.00	0.45	0.15	428.1%	2	63
21	10	410.2%	5.74	5.50	6.80	19.50	0.00	0.45	0.15	398.4%	1	3
27	21	379.7%	5.25	5.00	6.30	20.00	0.00	0.45	0.04	368.8%	4	33
12	18	350.8%	4.80	4.50	5.80	20.50	0.00	0.45	0.18	339.8%	2	5
28	25	321.1%	4.25	4.00	5.30	21.00	0.00	0.45	0.05	310.9%	5	29
9	23	251.6%	3.92	3.40	4.70	21.50	0.00	0.10	0.10	193.8%	3	8
32	7	201.6%	3.29	3.00	4.00	22.00	0.00	0.05	0.02	150.0%	1	34
54	5	226.2%	2.90	2.35	3.90	22.50	0.00	0.45	0.06	226.2%	7	26
104	3	172.7%	2.40	2.20	2.55	23.00	0.00	0.10	0.05	128.1%	1	119
89	5	153.9%	1.93	1.65	2.50	23.50	0.00	0.10	0.05	106.3%	2	13
269	3	103.1%	1.34	1.25	1.50	24.00	0.00	0.05	0.05	70.3%	10	235
566	98	83.6%	0.85	0.85	1.20	24.50	0.00	0.20	0.10	76.6%	37	48
3,370	20	59.0%	0.47	0.40	0.55	25.00	0.05	0.20	0.15	53.5%	16	99
S $25.40
355	34	51.2%	0.15	0.10	0.35	25.50	0.25	0.45	0.40	55.9%	11	58
392	30	70.3%	0.10	0.05	0.25	26.00	0.40	1.10	0.45	70.3%	2	1
852	32	56.3%	0.10	0.00	0.05	26.50	—	—	—	—	—	—
2,150	2	74.2%	0.03	0.00	0.05	27.00	—	—	—	—	—	—
95	1	117.2%	0.03	0.00	0.15	27.50	—	—	—	—	—	—
1,328	1	188.7%	0.06	0.00	0.45	28.00	—	—	2.32	—	—	—
4	1	137.5%	0.05	0.00	0.05	29.00	—	—	3.22	—	—	—
—	—	—	—	—	—	30.00	4.00	5.70	3.90	277.3%	1	1

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 9, 2026 expiration, the S put/call ratio based on open interest is 0.09 (894 puts vs 9,984 calls), and 0.30 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 9, 2026 is about 53.5%, an annualized estimate of how much the market expects SentinelOne stock to move.

How many S option expiration dates are there?

S has 13 listed expiration dates, from Oct 9, 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.