Double Bottom/ Double Top

These are reversal patterns. It is a decline or advance twice to the same level (plus or minus 3%). It indicates support or resistance at that level. These are signature patterns that are playable with little or no confirmation.

Downtick

A trade is on a downtick when the last trade occurred at a price lower than the previous one.

Dutch Auction

A method of allocating shares in an IPO where you specify how much you’re willing to pay for how many shares.

Daily Price Limit

The maximum price advance or decline permitted for a futures contract in one trading session compared to the previous day’s settlement price.

Day Order

An order that is valid only for the day it is entered. If the order is still outstanding when the market closes, it will be purged overnight.