Those looking for stocks outside the aerospace and defense sector may want to consider CommVault Systems (nasdaq: CVLT - news - people ).

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Among the largest underlying components of IWO, in trading today Dril-Quip, Inc. ( NYSE: DRQ) is down about 0.7%, CommVault Systems Inc ( NASD: CVLT) is down about 1.3%, and Wex Inc ( NYSE: WXS) is lower by about 0.2%.

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Among the largest underlying components of IWO, in trading today Alaska Air Group, Inc. ( NYSE: ALK) is up about 2.8%, Athenahealth Inc ( NASD: ATHN) is trading flat, and CommVault Systems Inc ( NASD: CVLT) is higher by about 1%.

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