's marketmaker signals - google it

Traders and market makers sometimes speak to each other in code, with different small blocks meaning different things. Im sure if you google it you will see. Usually means news is coming!

The "signals" are from one MM to another.

* 100 I need shares.
* 200 I need shares badly, but do not take the stock down.
* 300 Take the price down so I can load shares
* 400 Keep trading it sideways.
* 500 Gap the stock. This gap can be either up or down, depending on the direction of the 500 signal.
* 911 News incoming