Margin calls actually instigated the crash

The crash actually followed a $2 trillion margin call by these four global banks on their prime brokerage clients and OTC counterparties – effectively a 30 per cent increase in required margin. It was the margin call that forced liquidation of global portfolios of all asset classes – and particularly the high quality, most liquid asset classes. . . . → Read More: Margin calls actually instigated the crash

High Frequency Trading hacking

I read an article in Infoworld by Bill Snyder Hackers find new way to cheat on Wall Street — to everyone’s peril which reports on some work done at MIT. The gist of the hack is that by packet insertion in your competitor’s transaction stream you can slow down their trades by a few microseconds. In the HFT world this may mean that . . . → Read More: High Frequency Trading hacking