(Corrects first paragraph to show BlackRock disclosed current stake.)
Feb. 11 (Bloomberg) -- Diamond Foods Inc (DMND:US). gained the most in more than a year after BlackRock Inc. (BLK:US) disclosed a 7.9 percent stake in the producer of Diamond walnuts and Kettle Chips.
The shares advanced 16 percent to $16.66 at 3:53 p.m. in New York for the biggest intraday jump since December 2011.
BlackRock, the world’s biggest money manager, made the disclosure in a filing. The San Francisco-based food company in November restated earnings for its fiscal 2010 and 2011 years after finding that certain payments to growers were booked to the wrong periods.
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