Benzinga's Top Pre-Market Gainers

Thor Industries THO surged 42.78% to $34.88 in the pre-market session. 3M MMM announced its plans to acquire Ceradyne for aound $847 million. Fonar FONR added 25.33% to $4.70 in the pre-market session. Fonar reported a 108% y/y surge in its total net income for the year ended June 30, 2012. Apricus Biosciences APRI soared 7.36% to $3.50 in the pre-market trading. Apricus Biosciences announced its intent to file a New Drug Submission in Canada for MycoVa(TM). TW Telecom TWTC moved up 5.83% to $27.61 in the pre-market session. tw telecom priced an offering of $480 million aggregate principal amount of 5.375% Senior Notes due 2022.