KEYS Options Chain Analysis

As of previous close (2026-10-14) · OPRA historical data

Spot $358 at that close. Nothing on this page comes from the session in progress.

Put/Call (OI)

0.61

10k P / 16k C

Put/Call (Volume)

0.26

1k P / 4k C that session

30d ATM IV

48%

annualized implied move

Call wall

$360

3k contracts

Put wall

$290

2k contracts

Tail hedging

1.4×

deep-OTM puts vs calls

What the positioning says

●Bullish positioning: only 0.61 puts per call outstanding.
●Call wall at $360 (3k contracts), 1% above spot — the upside strike the crowd is already parked on; often acts as near-term resistance.
●Put wall at $290 (2k contracts), 19% 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.

30-day implied volatility history

Daily ATM IV (~30 DTE bucket) collected since March 2026. Rising IV into an event = the market bracing; collapsing IV after = the crush.

Open interest by expiry

Expiry	Call OI	Put OI	P/C	Volume that session
2026-10-16	6k	4k	0.65	3k
2026-11-20	4k	3k	0.73	664
2026-12-18	5k	2k	0.47	2k
2027-02-19	1k	620	0.54	131
2027-05-21	120	64	0.53	23
2028-01-21	46	104	2.26	1
2029-01-19	54	9	0.17	1

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.