Replies to post #188870 on Fannie Mae-No Politics (FNMA)

[obiterdictum]

They have been happening and are still happening in all lit exchanges as well as in dark pools.

For a review of some HFT techniques see this file: https://edge.credit-suisse.com/edge/Public/Bulletin/Servefile.aspx?FileID=23285&m=923226224 - it will download to your computer.

Read: Momentum ignition.