Command Center Copilot Chart Lab Tactical Signals Options Flow Trade Coach Training Simulator Broker Bay Execution Bay Mission Log Settings Catalysts

Research

Technical Analysis Learn / Glossary Options Screener Strategy Builder

Command Deck · v0.1 · decision-support, not financial advice

Learn / Glossary

Command Deck · decision-support, not financial advice

Free Demo

Command
Chart
Signals
Flow
Coach
Execute

Learn

Plain-English definitions for every term Aries uses — beginner first, with the advanced nuance when you want it.

In-depth explainers

Longer, sourced walk-throughs of the trickier options concepts. Education and decision-support only — not financial advice.

Probability of Profit (PoP)Probability of Profit (PoP) is the estimated chance that an options position finishes profitable at expiration. Unusual Whales does not publish a single "PoP" field; instead it surfaces the inputs you need to compute it — the option's delta, implied volatility, days to expiration (DTE), strike, and the underlying price — so PoP is something you derive from UW data rather than read off the dashboard.Read the full explainer Option Greeks (Delta, Gamma, Theta, Vega, Rho)The "Greeks" are the partial sensitivities of an option's price to the variables that move it: the underlying price, the passage of time, volatility, and interest rates. They tell you not just whether you are long or short, but how the position's value will change as conditions shift. Unusual Whales surfaces per-contract Greeks on its options data and aggregates them into Greek Exposure (GEX, DEX, Vanna, Charm) to show how the whole market is positioned.Read the full explainer Implied Volatility, IV Rank, IV Percentile & Interpolated IVImplied volatility (IV) is the market's forecast of how much an underlying will move, backed out of option prices. It is the single most important lever in option pricing after direction, because it sets how expensive premium is. Unusual Whales exposes IV per contract and packages it into several views — IV Rank, IV percentile, interpolated IV across fixed horizons, and the IV term structure — so you can judge whether volatility is cheap or expensive relative to its own history.Read the full explainer Realized vs Implied Volatility (the IV–RV Gap)Implied volatility (IV) is what the options market expects the underlying to move going forward; realized volatility (RV) is how much it actually moved. Comparing the two is one of the cleanest reads on whether options are rich or cheap. Unusual Whales reports both on its realized-volatility endpoint and deliberately aligns them in time so you can see whether the market has been over- or under-pricing risk.Read the full explainer Gamma Exposure (GEX), Spot GEX & the Gamma FlipGamma Exposure (GEX) estimates how much hedging market makers must do as the underlying moves, and therefore whether dealer activity is likely to dampen or amplify price swings. It is the most-watched of Unusual Whales' Greek Exposure metrics. The core idea: dealers who are net short options must continuously buy and sell the underlying to stay delta-neutral, and the direction of that forced hedging flips depending on whether their net gamma is positive or negative.Read the full explainer NOPE — Net Options Pricing EffectNOPE — the Net Options Pricing Effect — is Unusual Whales' intraday indicator for how much the options market is pushing the underlying around through dealer delta-gamma hedging. UW: "NOPE is the Net Options Pricing Effect, which tracks the intraday net delta of any ticker, but most research has been done on indexes." It is reported per minute over the trading day and is meant to give a best-estimate of the expected hedging direction on the underlying.Read the full explainer Max PainMax Pain is the strike price at which the largest total dollar value of options would expire worthless — the point of "maximum pain" for option buyers and maximum gain retention for option sellers. Unusual Whales computes and surfaces max pain per expiration, reporting "the max pain for the given expiry" and keeping a rolling history (the last 120 days) so you can see how the level shifts as positioning changes.Read the full explainer Options Flow Alerts — Sweeps, Blocks, Splits & Aggressor LogicOptions flow alerts flag notable options trades in near real time — the kind of activity that may signal informed positioning. Unusual Whales' Flow Alerts and Full Tape classify each trade by how it executed (sweep, block, split), where it printed (at the ask vs at the bid), and therefore who was the aggressor and whether the trade reads bullish or bearish. Understanding these tags is what separates reading flow from chasing noise.Read the full explainer Dark Pools & Off-Exchange PrintsA dark pool is a private trading venue where large orders are matched away from the public ("lit") exchanges, with the trade details hidden until after it executes. Unusual Whales tracks these prints — sourced from FINRA's Alternative Trading System (ATS) reporting, the official public record of off-exchange transactions — and exposes them through recent-darkpool and per-ticker darkpool endpoints. Dark pool data is a window into where institutions are quietly building or unwinding positions before that activity shows up in ordinary order flow.Read the full explainer

Options

Technical Analysis

Performance & Risk

Order Types

Direction

Trading Modes

General