CBT Options Chain Analysis

As of previous close (2026-08-28) · OPRA historical data

Spot $83.65 at that close. Nothing on this page comes from the session in progress.

Put/Call (OI)

0.17

462 P / 3k C

Put/Call (Volume)

—

0 P / 0 C that session

30d ATM IV

28%

annualized implied move

Call wall

$110

1k contracts

Put wall

$75

95 contracts

Tail hedging

0.2×

deep-OTM puts vs calls

What the positioning says

●Bullish positioning: only 0.17 puts per call outstanding.
●Call wall at $110 (1k contracts), 32% above spot — the upside strike the crowd is already parked on; often acts as near-term resistance.
●Put wall at $75 (95 contracts), 10% below spot — the hedge floor; often acts as support.
●Deep-OTM call OI is 6.2× deep-OTM put OI — speculative upside positioning dominates the tails.

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 2026-09-18. A steep left side = expensive downside protection.

Open interest by expiry

Expiry	Call OI	Put OI	P/C
2026-10-16	585	206	0.35
2027-01-15	2k	171	0.09
2027-04-16	8	16	2.00

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.