 BNP Paribas Arbitrage SA trimmed its holdings in ETFMG Prime Mobile Payments ETF NYSEARCA:IPAY by 88.1 in the first quarter, according to its most recent 13F filing with the Securities and Exchange Commission. The fund owned 12,114 shares of the companys stock after selling 90,049 shares during the quarter. BNP Paribas Arbitrage SA owned 0.09 ... 