iShares Trust - iShares Core S&P Mid-Cap ETF reported unaudited earnings results for the six months ended September 30, 2017. For the period, the company reported total investment income of $280,804,437, net investment income of $266,070,387, net realized gain of $1,452,951,797, net realized and unrealized gain of $1,764,766,502 and net increase in net assets resulting from operations of $2,030,836,889. Net asset value per share as at September 30, 2017 was $179.00.