This chart is an ugly pile-o-data, isn't it? And no, we don't just mean the chart's impenetrable tangle of squiggles. We also mean what those squiggly lines represent: A speedily warming globe ...

Here's a chart showing the performance of those positions. Ackman's only short is Herbalife, a multi-level marketing company that sells weight loss shakes. Ackman has been crusading against ...

Here's the ugly chart of Thursday's action, which wrapped up trading at 5 a.m. ET. Thursday's drop also wiped out almost all of the remaining gains seen by Dubai's stock market since the start of ...