WTW Options Chain Analysis

As of previous close (2026-10-21) · OPRA historical data

Spot $317.19 at that close. Nothing on this page comes from the session in progress.

Put/Call (OI)

0.51

243 P / 474 C

Put/Call (Volume)

0.00

0 P / 6 C that session

30d ATM IV

33%

annualized implied move

Call wall

$340

128 contracts

Put wall

$240

32 contracts

Tail hedging

2.0×

deep-OTM puts vs calls

What the positioning says

●Bullish positioning: only 0.51 puts per call outstanding.
●Call wall at $340 (128 contracts), 7% above spot — the upside strike the crowd is already parked on; often acts as near-term resistance.
●Put wall at $240 (32 contracts), 24% below spot — the hedge floor; often acts as support.

Open interest by strike

All expiries combined. Amber lines mark the call and put walls; the dashed line is spot.

IV term structure

At-the-money implied volatility per expiry.

Volatility smile

IV by strike — expiry 2026-11-20. A steep left side = expensive downside protection.

Open interest by expiry

Expiry	Call OI	Put OI	P/C	Volume that session
2026-11-20	167	47	0.28	0
2026-12-18	2	3	1.50	0
2027-01-15	170	129	0.76	6
2027-04-16	53	62	1.17	0
2027-05-21	82	2	0.02	0

Source: Cboe end-of-session option chains, summarized after each US market close and published from the following trading day — OPRA historical data. Under the OPRA plan options data becomes historical, and freely publishable, at the opening of the next trading session; data from the session in progress is never displayed or served here. Open interest is exchange-reported once a day. Research, not investment advice.