AER Options Chain Analysis

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

Spot $144.42 at that close. Nothing on this page comes from the session in progress.

Put/Call (OI)

0.53

6k P / 11k C

Put/Call (Volume)

0.86

153 P / 177 C that session

30d ATM IV

27%

annualized implied move

Call wall

$145

1k contracts

Put wall

$120

1k contracts

Tail hedging

1.4×

deep-OTM puts vs calls

What the positioning says

●Bullish positioning: only 0.53 puts per call outstanding.
●Call wall at $145 (1k contracts), 0% above spot — the upside strike the crowd is already parked on; often acts as near-term resistance.
●Put wall at $120 (1k contracts), 17% 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	395	1k	2.54	53
2026-12-18	51	172	3.37	9
2027-01-15	9k	3k	0.27	27
2027-04-16	94	1k	10.76	3
2027-05-21	1	0	0.00	36
2027-08-20	1	0	0.00	0
2027-11-19	0	0	—	0
2027-12-17	967	994	1.03	202

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.