 Two Sigma Advisers LP lowered its position in Dril-Quip, Inc. NYSE:DRQ by 10.3 during the second quarter, HoldingsChannel.com reports. The firm owned 46,000 shares of the oil and gas companys stock after selling 5,300 shares during the quarter. Two Sigma Advisers LPs holdings in Dril-Quip were worth 1,370,000 as of its most recent SEC filing. ... 