 Liberty Sirius XM Group Series A NASDAQ:LSXMA was the recipient of a significant decline in short interest in March. As of March 31st, there was short interest totalling 4,710,000 shares, a decline of 22.2 from the March 15th total of 6,056,100 shares. Approximately 4.8 of the shares of the company are short sold. Based on ... 