A private venue where size can trade without showing the full order to the public book first.

An option's sensitivity to a $1 move in the underlying. Market makers hedge delta by trading spot or futures.

A candle whose open and close are nearly equal, often read as indecision.

Buying a fixed amount on a schedule so entry price averages across many days instead of one moment.

The peak-to-trough decline of a price or portfolio, a core measure of pain and risk.

Delivery versus payment. Simultaneous exchange of securities and cash to cut settlement risk.