Griffin's Citadel Raises Stake in Advanced Energy (AEIS) to 5.47%

July 8, 2011 9:47 AM EDT
In a 13G filing on Advanced Energy Industries, Inc. (NASDAQ: AEIS), Ken Griffin's hedge fund Citadel disclosed a 5.47%, or 2,382,404 share, stake in the company. This is up 21.62% from the 1,958,870 shares held at the end of the latest quarter ending March 31, 2011.

For more notable holders of Advanced Energy Industries, Inc. stock click here.


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