ProShares Share Splits of Seven ETFs; Reverse Share Splits of Eight ETFs. ProShares, a premier provider of alternative ETFs, announced today share splits on seven of its ETFs and reverse share splits on eight of its ETFs. Splits. Seven ETFs will split shares 2-for-1. All splits will apply to shareholders of record as of the close of the markets on June 5, 2013, payable after the close of the marke