Zscaler (ZS) Options Chain

NASDAQ: ZSTechnologyEDP ServicesUSD

216.81+3.26 (+1.53%)

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

Expiration date

Expiration: Oct 9, 2026
Days to expiration: 1
Share price: $216.81
Put/call ratio (OI): 0.79
Put/call ratio (volume): 0.76
ATM implied volatility: 64.8%
Expected move: ±$7.35
Open interest (C / P): 12.93K / 10.22K

ZS options summary

The ZS options chain for the October 9, 2026 expiration lists 54 call and 51 put contracts, with 1 day until expiration. Open interest stands at 12,926 calls and 10,222 puts, a put/call ratio of 0.79, which is fairly balanced between calls and puts. At-the-money implied volatility near the $217.50 strike is 64.8%, which implies the market expects a move of about ±$7.35 (3.4%) in Zscaler stock by expiration.

The most open interest sits at the $205.00 call (1.94K contracts) and the $200.00 put (851 contracts).

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

ZS options chain · October 9, 2026

ZS 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	1	840.6%	81.50	125.65	129.00	90.00	—	—	—	—	—	—
—	—	—	—	—	—	115.00	0.00	2.13	0.32	712.9%	—	2
1	1	550.8%	78.84	95.70	98.60	120.00	0.00	2.13	0.10	671.1%	2	3
—	—	—	—	—	—	125.00	0.00	0.06	0.11	384.4%	2	46
7	7	537.5%	69.05	85.75	89.15	130.00	0.00	0.12	0.97	384.4%	1	12
1	1	471.5%	62.59	80.75	83.75	135.00	0.00	2.13	0.15	554.9%	1	214
1	1	466.2%	57.35	75.70	79.15	140.00	0.00	0.39	0.03	387.5%	1	58
2	1	400.6%	56.40	70.70	73.70	145.00	0.00	2.13	0.04	483.8%	2	631
—	—	—	—	—	—	146.00	0.00	0.66	0.06	384.0%	1	613
—	—	—	67.68	—	—	147.00	0.00	0.01	0.01	237.5%	6	510
7	1	374.2%	66.75	67.70	70.60	148.00	0.00	0.01	0.01	231.3%	60	81
2	1	411.9%	59.47	66.75	70.15	149.00	0.00	0.67	0.01	367.6%	41	36
3	1	408.6%	58.54	65.80	69.15	150.00	0.00	1.05	0.01	391.0%	39	83
1	—	344.3%	45.80	63.20	66.05	152.50	0.00	1.27	0.07	389.6%	1	80
27	1	353.3%	43.97	60.75	63.80	155.00	0.00	2.13	0.61	416.4%	1	32
13	1	332.0%	59.86	58.35	61.10	157.50	0.00	2.13	0.25	400.2%	1	10
26	1	321.5%	56.97	55.80	58.70	160.00	0.00	0.80	0.36	316.0%	1	57
12	1	327.7%	31.92	53.30	56.55	162.50	0.00	2.13	0.07	368.2%	2	52
16	5	287.5%	43.45	50.70	53.70	165.00	0.00	2.13	0.01	352.3%	4	27
16	3	293.9%	31.19	48.20	51.55	167.50	0.00	0.15	0.14	213.3%	10	312
32	9	282.2%	38.69	45.75	49.05	170.00	0.00	1.65	0.01	303.1%	8	112
35	4	268.4%	39.55	43.50	46.30	172.50	0.00	0.01	0.01	143.8%	2	128
30	7	244.9%	42.50	41.00	43.60	175.00	0.00	0.05	0.03	157.8%	18	136
54	1	254.7%	32.53	38.30	41.85	177.50	0.00	0.06	0.04	151.6%	4	90
91	71	245.8%	32.02	36.00	39.30	180.00	0.00	0.05	0.04	139.1%	12	555
13	5	217.2%	35.20	33.20	36.70	182.50	0.00	0.64	0.25	188.5%	11	139
65	1	208.8%	32.65	30.75	34.30	185.00	0.00	0.05	0.03	121.1%	66	371
21	15	168.2%	17.40	28.25	31.10	187.50	0.02	0.09	0.02	123.4%	34	191
141	58	177.8%	28.07	26.35	28.60	190.00	0.00	0.29	0.05	131.3%	115	352
96	3	143.0%	24.13	23.25	26.10	192.50	0.00	0.09	0.05	100.8%	25	547
161	8	150.3%	21.35	21.35	23.60	195.00	0.02	0.44	0.06	118.8%	50	598
311	4	156.0%	19.80	19.05	21.70	197.50	0.00	0.17	0.04	89.7%	31	607
805	14	133.3%	17.53	16.70	18.70	200.00	0.02	0.07	0.04	71.9%	399	851
274	14	116.4%	15.50	14.15	16.15	202.50	0.05	0.10	0.10	67.6%	53	510
1,941	52	104.4%	11.40	11.75	13.70	205.00	0.01	0.20	0.13	60.7%	72	781
961	18	82.5%	10.05	9.05	11.05	207.50	0.13	0.54	0.36	64.9%	51	394
1,580	267	81.3%	7.35	7.10	8.90	210.00	0.27	0.52	0.40	54.2%	136	524
661	34	73.1%	5.72	4.95	6.80	212.50	0.50	1.09	0.79	52.3%	81	180
811	412	57.0%	3.73	3.20	3.95	215.00	1.20	1.80	1.60	50.8%	799	228
ZS $216.81
753	245	69.1%	2.40	1.65	3.95	217.50	1.97	3.10	2.80	60.5%	23	15
824	1,313	57.4%	1.38	1.15	1.50	220.00	3.55	5.05	4.11	52.0%	372	35
313	56	56.9%	0.76	0.43	0.96	222.50	—	—	14.34	—	—	—
708	401	59.8%	0.40	0.25	0.55	225.00	6.85	9.25	16.75	83.3%	—	16
143	12	65.6%	0.20	0.16	0.40	227.50	—	—	—	—	—	—
545	76	66.2%	0.18	0.05	0.23	230.00	10.95	13.95	32.40	100.1%	1	2
318	2	80.9%	0.16	0.01	0.38	232.50	—	—	—	—	—	—
220	49	78.9%	0.06	0.00	0.18	235.00	16.15	19.20	25.30	135.0%	—	1
12	2	94.5%	0.06	0.00	0.29	237.50	—	—	—	—	—	—
227	108	83.6%	0.03	0.01	0.06	240.00	21.05	24.15	38.55	156.3%	—	0
2	3	172.6%	0.38	0.00	2.14	242.50	—	—	29.47	—	—	—
316	10	183.4%	0.36	0.00	2.13	245.00	25.90	29.40	31.95	190.0%	2	0
280	7	98.4%	0.04	0.00	0.02	250.00	30.90	34.60	47.15	220.8%	—	0
7	6	225.0%	0.40	0.00	2.13	255.00	—	—	—	—	—	—
9	3	244.4%	0.05	0.00	2.13	260.00	—	—	—	—	—	—
28	15	157.8%	0.01	0.00	0.10	265.00	45.95	49.40	63.95	271.3%	—	0
1	—	281.3%	0.61	0.00	2.13	270.00	51.00	54.40	72.65	289.8%	1	0
1	—	332.0%	1.38	0.00	2.13	285.00	65.90	69.60	87.45	353.3%	1	0

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 ZS put/call ratio?

For the October 9, 2026 expiration, the ZS put/call ratio based on open interest is 0.79 (10,222 puts vs 12,926 calls), and 0.76 based on today's volume. A ratio above 1 means more puts than calls.

What is ZS's implied volatility?

At-the-money implied volatility for ZS options expiring October 9, 2026 is about 64.8%, an annualized estimate of how much the market expects Zscaler stock to move.

How many ZS option expiration dates are there?

ZS has 17 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.