What is the Msg – Halt/Resume Scanner?
The Msg – Halt or Resume scanner will return symbols that have been suspended for trading (halted), or that were halted but have recently resumed trading. The Msg – Halt or Resume also supports LULD (Limit Up or Limit Down). If a symbol is trading near the LULD, then it will be displayed in the results screen of TradeSignal.
- Scanner Category: Message
- Scanner Type: Customizable, which means the threshold values of the filters can be changed.
- The scanner working time is from 04:00:00 to 20:00:00.
Trigger Conditions
The Msg Halt or Resume Scan will be triggered if all of the following conditions are true:
- All of the common filters are true.
- The price of the symbol is near its Limit Up or Limit Down price.
Create a new Subscription for the Msg – Msg-Halt or Resume Scanner
After adding the Msg – Msg-Halt or Resume scanner, it will appear in the main Trade Signal List window. Double click on the name of the scan in the Trade Signal List window and the Trade Signal Results screen will be visible. By default, the Msg – Msg-Halt or Resume scan is already pre-configured and results should be visible in this window after opening it.
Update the Filters of the Msg – Msg-Halt or Resume Alerts Scanner
There are several Optional Filters that can be adjusted for each Trade Signal scan. Please review these Optional Filters here: https://dastrader.com/docs/optional-filters/. The settings mentioned below fall under the Mandatory Filters section in the TradeSignal Config window.
Limite Up-Limit Down (LULD)
This setting enables or disables the ability to scan for symbols that are approaching their Limit Up or Limit Down price.
Value: Enabled/Disabled
Example of the Msg – Msg-Halt Resume Scanner Scanner
Open TradeSignal from the Tools > TradeSignal menu. When the TradeSignal List window opens, click the New button. In the window that opens, select Msg – Msg-Halt Resume Scanner under the Combination scanner options. Click the Advanced Settings button and set the following options:
- Exchange: N;A;Q;U;u (this is already configured by default)
- Price-Price Range (Dollars): Min: 5, Max: 100
- Limit Up-Limit Down (LULD): Enabled
Click OK and the TradeSignal scan will be saved. Double click on the name of the scan in the TradeSignal List window to view the results.
Below is an example showing a symbol that’s approaching its Limit Up/Down (LULD):
