Wellington Management Group LLP raised its position in Costco Wholesale Co. (NASDAQ:COST – Free Report) by 0.9% during the 3rd quarter, Holdings Channel.com reports. The firm owned 2,689,514 shares of the retailer’s stock after acquiring an additional 24,274 shares during the quarter. Wellington Management Group LLP’s holdings in Costco Wholesale were worth $1,519,468,000 as of […]