The German carmaker last month put out a tender seeking a five-year supply of the strategic metal at a fixed price. But people familiar with the deal said the offer was well below market prices. Cobalt has more than doubled in price from a year ago, when it was trading around $12 a pound, to its current $27.10 a pound as of last Thursday.  “They’re being arrogant because they’re automotive and they’re used to doing it,” said a cobalt trader quoted Sunday in the Financial Times . “They completely misjudged the contents of the tender. There’s no point negotiating – it’s not even a discussion point.” Over 60 percent of cobalt is mined in the Democratic Republic of the Congo – raising concerns about stability of supply. The big producers are Glencore (LON:GLEN) and China Molybdenum, along with thousands of artisinal miners who […]