Mariner LLC grew its stake in shares of Invesco Ultra Short Duration ETF (NYSEARCA:GSY – Free Report) by 3.2% in the 3rd quarter, HoldingsChannel reports. The firm owned 226,590 shares of the company’s stock after acquiring an additional 7,013 shares during the quarter. Mariner LLC’s holdings in Invesco Ultra Short Duration ETF were worth $11,262,000 […]