Not sure if we can see these codes in real time.
Post# of 148161
14 Market Maker Signals Causing Stock Price Changes
# Market Maker Trading Signal Level 2 Market Maker Direction Description
1. 100 I need Shares
2. 200 I need Shares badly but do not take the stock down
3. 300 Take (or I am taking) the stock down at least 30% so I can load shares
4. 400 Keep trading it sideways
5. 500 Gap the stock. Gap can be up or down, depending on direction of 500 signal
6. 505 I am short on shares
7. 600 Apply resistance at the ASK to keep the price from increasing
8. 700 Move the price up
9. 777 Also recognized as a signal to move the price up
10. 800 Prepare for an increase in trading volume
11. 900 Allow the stock to float and trade freely
12. 911 Pending News/Press Release On The Way
13. 1000 Don't let it run
14. 2100 Let it run