Hewlett-Packard, BHP Billiton Among Stocks setting 52-Week Lows Fridaydoi:urn:uuid:5b9300a7c8167310VgnVCM100000d7c1a8c0RCRDSix stocks dropped to 52-week lows: The share price of Hewlett-Packard (NYSE:HPQ) dropped today, reaching and then dropping even further pa...