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Form SC 13D/A ALLIANCE FIBER OPTIC Filed by: GAMCO INVESTORS, INC. ET AL Jun 7, 2016 03:05PM
Form SC 13D/A ALLIANCE FIBER OPTIC Filed by: GAMCO INVESTORS, INC. ET AL May 23, 2016 03:38PM
Form SC 13D/A ALLIANCE FIBER OPTIC Filed by: GAMCO INVESTORS, INC. ET AL May 16, 2016 02:43PM
Form SC 13D/A ALLIANCE FIBER OPTIC Filed by: GAMCO INVESTORS, INC. ET AL May 10, 2016 03:45PM
Form SC 13D ALLIANCE FIBER OPTIC Filed by: GAMCO INVESTORS, INC. ET AL May 5, 2016 04:54PM