Nexus Energy Services Inc (IBGR)

[mcnierney1]

Market makers use codes to communicate. Some of the most reliable ones are listed below1:
505 – I Am Short on Shares
600 – Apply Resistance at the Ask to Keep the Price from Increasing
700 – Move the Price Up
777 – Move the Price Up
800- Prepare for an Increase in Trading Volume
900 – Allow the Stock to Float and Trade Freely
"M" is a deal between two Market Makers, usually meaning one of the Market Makers is short of stock. "AT" is an automated trade dealt through the order book2.