Potash Downgraded At HSBC On 'Uncertain Strategy' By: Benzinga via Benzinga October 07, 2015 at 10:29 AM EDT Potash Corporation of Saskatchewan (USA) (NYSE: POT) shares have plunged 40 percent year-to-date, declining steadily from above ... Read More >> Related Stocks: HSBC Holdings Plc ADR Potash Corporation of Saskatchewan