UPDATE 1-German metals recycler Befesa's shares gain on Frankfurt debut By: Reuters: Company News November 03, 2017 at 10:27 AM EDT * Difficulty defining peer group weighed on demand - sources (Adds details, background) Read More >> Related Stocks: Asbury Automotive Group Inc CI Wisdomtree US Midcap Div Idx Hgd ETF Ecolab Sienna Resources Inc Stericycle US Ecology Inc Waste Connections Inc