iShares Dow Jones U.S. Healthcare Providers ( IHF)
This ETF has nicely outperformed other health care ETFs, as the sector outperformed the broader market. During the January sell-off, however, IHF underperformed, giving back some of its gains. On Tuesday, Medco Health Solutions ( MHS) reports earnings, with analysts predicting 75 cents per share on $15.1 billion in revenue. MHS is the second largest holding in IHF, with 9.9% of assets. A day later, Express Scripts ( ESRX) will announce its fourth-quarter earnings. Analysts forecast 90 cents per share and $7.4 billion in revenue. ESRX is the fourth largest holding in IHF, with 8.0% of its assets. -- Written by Don Dion in Williamstown, Mass.