Options Trading

Options flow organizes reported options trades by contract, premium, execution type and likely aggressor side. It provides context for research without identifying the trader or proving the purpose of a …

An options sweep is an execution routed rapidly across multiple exchanges to access displayed liquidity. It describes how an order traded, without proving the trader's identity, intent or direction.

A block or cross is a large negotiated or crossed options execution. Its premium and execution structure add context, but do not establish directional conviction or identify the participant.

A split order is an options execution worked in pieces, typically on one exchange. Detection uses execution timing and count criteria; it does not prove that a participant is building …

An option's premium is its price. Total traded premium multiplies that price by contract quantity and the contract multiplier. In a multi-leg package, gross and signed net premium describe different …

Cumulative flow tracks a running sum of options premium during a selected period. It shows when turnover arrived; it does not prove a position was accumulated or remains open.

Flow divergence is a mismatch between options flow measures and the underlying price over a comparable period. It is a research observation that needs contract and order context, rather than …

Unusual options activity is activity that stands out relative to a symbol's own recent history. A large premium alone does not make a session unusual or reveal the trader's intent.

Measures an option's directional exposure - how much the option price changes for a 1 dollar move in the underlying.

Measures how fast Delta changes as the underlying price moves - the acceleration of an option's price.

Measures daily time decay - how much value an option loses each day just from the passage of time.

Measures sensitivity to implied volatility - how much an option's price changes when IV moves by 1%.

A set of risk metrics (Delta, Gamma, Theta, Vega) that measure how an option's price responds to various factors.

An options strategy where you sell a put while holding enough cash to buy the underlying if assigned.

The total capital deployed or reserved for options positions, calculated differently for long vs short options.

A visual chart showing an options position's profit and loss across a range of underlying prices.

The number of calendar days remaining until an options contract expires, crucial for time decay analysis.

The aggregated Greeks across all open options positions, showing overall portfolio risk exposure.