STLA Options Chain Analysis

As of previous close (2026-10-08) · OPRA historical data

Spot $4.53 at that close. Nothing on this page comes from the session in progress.

Put/Call (OI)

0.37

121k P / 324k C

Put/Call (Volume)

0.43

2k P / 4k C that session

30d ATM IV

58%

annualized implied move

Call wall

$10

77k contracts

Put wall

$4.5

21k contracts

Tail hedging

0.1×

deep-OTM puts vs calls

What the positioning says

●Bullish positioning: only 0.37 puts per call outstanding.
●Call wall at $10 (77k contracts), 121% above spot — the upside strike the crowd is already parked on; often acts as near-term resistance.
●Put wall at $4.5 (21k contracts), 1% below spot — the hedge floor; often acts as support.
●Deep-OTM call OI is 17.7× 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 2026-11-06. A steep left side = expensive downside protection.

Open interest by expiry

Expiry	Call OI	Put OI	P/C	Volume that session
2026-10-30	1k	21k	16.29	755
2026-11-06	699	268	0.38	192
2026-11-13	302	21	0.07	182
2026-11-20	3k	2k	0.53	15
2026-11-27	0	0	—	70
2026-12-18	54k	20k	0.38	164
2027-01-15	96k	23k	0.24	2k
2027-03-19	10k	4k	0.40	469
2027-06-17	33k	12k	0.35	20
2028-01-21	96k	28k	0.29	208
2029-01-19	13k	7k	0.55	489

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.