Managed futures funds posted a third consecutive monthly gain in March with a 1.2 percent uptick measured by the Newedge CTA Index. For the year to date, the index is up 2.8 percent.

Besides the uptrends in natural gas and crude oil captured by many funds, copper was successfully played from the short side. The month’s standout move, however, was a limit-down swoon in corn prices following a USDA grain report which caught a number of commodity trading advisors by surprise.