KEYS Options Chain Analysis

As of previous close (2026-10-02) · OPRA historical data

Spot $384.64 at that close. Nothing on this page comes from the session in progress.

Put/Call (OI)

0.55

7k P / 13k C

Put/Call (Volume)

0.25

542 P / 2k C that session

30d ATM IV

35%

annualized implied move

Call wall

$390

659 contracts

Put wall

$290

2k contracts

Tail hedging

4.8×

deep-OTM puts vs calls

What the positioning says

●Bullish positioning: only 0.55 puts per call outstanding.
●Call wall at $390 (659 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), 25% below spot — the hedge floor; often acts as support.
●Deep-OTM put open interest is 4.8× deep-OTM call OI — an institutional hedging ladder sits under this stock.

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 2026-10-16. 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	5k	3k	0.51	1k
2026-11-20	3k	2k	0.70	160
2026-12-18	4k	2k	0.50	873
2027-02-19	1k	486	0.48	126
2027-05-21	84	27	0.32	19
2028-01-21	13	2	0.15	40
2029-01-19	9	2	0.22	61

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.