Coinspeaker Tesla (TSLA) Stock Up Less Than 1% Now, Bank of America Analyst Downgraded the StockTesla (TSLA) stock is slightly up as the company's future in the Chinese market gets shaky amid the coronavirus outbreak. Meanwhile, the Bank of America’s analyst downgraded TSLA from neutral to underperforming.Tesla (TSLA) Stock Up Less Than 1% Now, Bank of America Analyst Downgraded the Stock