Benzinga's Top Pre-Market Losers

Brown-Forman (NYSE: BF-B) shares fell 5.21% to $65.00 in the pre-market trading. Brown-Forman's PEG ratio is 2.34. Groupon (NASDAQ: GRPN ) shares dropped 4.38% to $4.48 in pre-market trading. Groupon announced a new Merchant Centre in the UK. Best Buy Co (NYSE: BBY ) dipped 2% to $11.75 in the