Contracts with unusual relative volume
Contracts whose volume on the target date is anomalously high
relative to a avgPeriod-day baseline. Filters cover RVOL, raw
volume, OI dynamics, premium, IV, moneyness, sweep / multi-leg,
and ticker include / exclude lists. Sortable by rvol, volume,
premium, vol_oi, or oi_change.
Authorizations
Skylit API key in the Authorization header
(Authorization: Bearer fs_live_<key>). X-API-Key is also accepted.
Query Parameters
Maximum rows to return.
1 <= x <= 200Baseline window as {N}d. Must be 2–365 days.
x >= 0C, P Target trading date (YYYY-MM-DD). Defaults to the previous
calendar day (not the current trading date) since baselines
need a settled session.
rvol, volume, premium, vol_oi, oi_change 0 <= x <= 10 <= x <= 1ITM, ATM, OTM Comma-separated tickers to exclude (e.g. SPY,QQQ,IWM).

