BackQuant Glossary
OTM (Out-of-the-Money)
An option with zero intrinsic value. A call is OTM when spot is below the strike; a put is OTM when spot is above. OTM options consist entirely of time value and decay aggressively as expiry approaches.
Related terms
Expiry
The date and time at which an options contract settles. After expiry, an option pays out its intrinsic value or expires worthless. Crypto options on Deribit expire Fridays at 08:00 UTC.
Intrinsic Value
The amount an option would be worth if it expired right now. For a call, max(spot − strike, 0). For a put, max(strike − spot, 0). The remainder of an option price is time value, which decays toward zero by expiry.
Spot
The current cash market price of an asset for immediate delivery. Spot is the underlying reference for derivatives pricing. Crypto spot trades 24/7 across hundreds of venues, with index prices aggregating across the deepest ones.
OKX
A major centralized derivatives exchange offering perpetuals, futures, and options. OKX is one of the primary aggregation sources for crypto options open interest alongside Deribit, Bybit, and Binance.
Open Interest (OI)
The total number of outstanding contracts (options or futures) that have not been closed. Rising OI on a rally signals new long positioning. Falling OI on a rally signals shorts covering. OI distribution across strikes drives gamma exposure shape.
Go deeper
See OTM (Out-of-the-Money) live on the terminal.
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