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Ciena (CIEN) – 13Gs

Mar 19, 2013 09:22 AM Griffin's Citadel Boosts Stake in Ciena Corporation (CIEN) to 5.1%
May 14, 2012 04:11 PM SAC Capital Raises Stake in Ciena Corporation (CIEN) to 5.24%
Jan 12, 2012 09:29 AM
Sep 12, 2011 05:07 PM
Sep 2, 2011 06:28 AM
Jun 20, 2011 09:05 AM
Jan 10, 2011 04:49 PM
Aug 19, 2008 09:51 AM
Oct 10, 2006 11:33 AM

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