Benzinga's Top #PreMarket Gainers By: Benzinga via Benzinga February 20, 2015 at 08:15 AM EST IPG Photonics Corporation (NASDAQ: IPGP) shares climbed 4.26% to $92.00 in pre-market trading. IPG Photonics reported Q4 earnings of ... Read More >> Related Stocks: Ipg Photonics Corp Newmont Mining Novo Nordisk A/S ADR