After Hours Most Active for Sep 16, 2013 : VALE/P, MSFT, SIRI, EMN, FCX, SKS, QQQ, CHK, YHOO, EMC, CSCO, AMAT The NASDAQ 100 After Hours Indicator is down 1.91 to 3,166.78. The total After hours volume is currently 24,497,823 shares traded. The following are the most active stocks for the after hours session VALE S.A