Time To Write Covered Call Options On BHP Billiton? By: Benzinga via Benzinga June 19, 2014 at 16:29 PM EDT Blue chip stocks in the natural resources sector, like BP (NYSE: BP) and Rio Tinto (NYSE: RIO), are ideal for writing covered call ... Read More >> Related Stocks: BP Plc ADR Bhp Billiton Ltd ADR Investview Inc Rio Tinto Plc ADR