German DAX index traded in tight range on Wednesday. Car makers and telecommunication companies advanced after upgrades but retreated during the session completely offsetting all morning gains. Metro AG tumbled 4.3% after HSBC lowered stock's rating from neutral to underweight. Adidas AG lost 1.8% after Morgan Stanley cut the share from equal-weight to underweight. At the moment of writing DAX 30 index is 0.12% or 8.34% down at 7,046.17.