 6 Meridian increased its stake in shares of Blackrock Muniyield Quality Fund Inc. NYSE:MQY by 4.5 in the 4th quarter, HoldingsChannel.com reports. The firm owned 30,756 shares of the financial services providers stock after buying an additional 1,319 shares during the quarter. 6 Meridians holdings in Blackrock Muniyield Quality Fund were worth 463,000 as of ... 