In today's volatile currency markets, more and more companies are using options rather than forwards to hedge financial risks. Here's why—and how to think about structuring an option hedge program.

Funds would be required to hold a minimum amount of cash and would remove current incentive to quickly exit a fund that is falling in value.

As China moves to prop up the yuan, the nation's holdings of U.S. Treasuries fall by the most since December 2013.