RESEARCH / OPTIONS
Options intelligence US markets

ZS

Zscaler Inc

Options session12 Oct 20261570 stored contracts

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Strike activity

Expiry 16 Oct 2026

Largest open-interest concentrations

Up to 21 strikes. The complete nearest-expiry list is below.

StrikeCall volumePut volumeCall OIPut OICall IV Put IV
202.50011081251.5% 66.9%
205.001732432881.5% 54.2%
207.5026715819347.3% 55.1%
210.00282281,18291548.3% 52.2%
212.50013115310650.3% 50.3%
215.003511970931550.3% 52.2%
217.501111713410748.3% 50.3%
220.00981883,46127953.2% 52.2%
222.5023892117054.2% 56.1%
225.0022613650511049.3% 52.2%
227.501363624054.2% 51.2%
230.00446781,80838856.1% 59.0%
232.50151651422555.1% 57.1%
235.0039774182856.1% 54.2%
237.5012322108658.1% 59.0%
240.004469691454.2% 61.0%
242.5062161754.2% 57.1%
245.00470662358.1% 67.8%
247.5011069058.1% 69.8%
250.004420493462.0% 54.2%
252.5011095064.9% 56.1%
255.00210557069.8% 57.1%
260.00230228063.9% 56.1%
265.00500054.2% 82.5%
270.0030182160.0% 91.2%
275.00100064.9% 98.1%
280.00550806078.6% 105.9%
Options volume and open interest describe activity. They do not identify buyers, sellers or whether positions were opened or closed. Prices and readings are dated; they are not live quotes.

Evidence context