Held at the Opening
What it is:
There are a acquisition announcements, order problems or listing violations.of reasons a security might be held at the opening:
How it works/Example:
Stock exchanges can stop trading at any time, but when they stop a security from trading before the beginning of the trading day, they are holding a security at the opening. For instance, let's say Company XYZ made an last night to the board of directors of Company ABC to acquire Company ABC for $5 a share. Company ABC notifies the exchange on which its are listed, and the stock is held at the opening so that the market can digest the information. The exchange delays the start of trading in Company ABC shares until later that morning.
Why it matters:
Held at the opening is a phrase that describes situations in which a security does not trade at the beginning of the trading day.