Shares of health insurance provider Health Net (HNT) advanced early Wednesday after it reported fourth quarter earnings that missed Wall Street's target, but revenue came in better than expected. The provider of managed health services through HMOs, PPOs and indemnity plans said Q4 earnings per share slid 62% to 36 cents, 2 cents below analyst consensus. Revenue rose less than 1% to $2.83 billion. That handily beat analysts forecast of $2.78