iShares Trust - iShares Core S&P 500 ETF reported unaudited earnings results for six months ended September 30, 2012. For the period, the company reported total investment income of $328,945,798, net investment income of $314,725,102, net realized gain of $1,412,959,176 and net realized and unrealized loss of $779,972,061. Net asset value per share was $144.59 as at September 30, 2012.