 Vanguard Group Inc. lifted its position in Inphi Co. NYSE:IPHI by 4.1 during the 2nd quarter, according to the company in its most recent Form 13F filing with the SEC. The firm owned 4,714,666 shares of the semiconductor companys stock after purchasing an additional 184,860 shares during the quarter. Vanguard Group Inc. owned about 9.08 ... 