Among the largest underlying components of IYW, in trading today Qualcomm, Inc. ( NASD: QCOM) is up about 0.8%, EMCCorp. ( NYSE: EMC) is off about 0.1%, and Cognizant Technology Solutions Corp. ( NASD: CTSH) is higher by about 0.3%.
Tomorrow before the open we will see AK Steel (NYSE:AKS), US Steel (NYSE:X), Peabody Energy (NYSE:BTU), EMCCorp (NYSE:EMC), and JetBlue (NASDAQ:JBLU) among others.