UnitedHealth Group Inc., Minnetonka, Minn. (NYSE:UNH)

1Q 2011 Results

NET INCOME: $1.3 billion

HEALTH PLAN MEMBERS: 34 million

REVENUE: $25 billion

1Q 2010 Results

NET INCOME: $1.2 billion

HEALTH PLAN MEMBERS: 32 million

REVENUE: $23 billion

- During the depths of the recession, commercial plan enrollment was soft. During the first quarter, enrollment in self-insured, fee-based health plans increased about 5.6%, to about 16 million. Enrollment in insured commercial plans increased 3.5%, to 9.5 million.

- Medicare Advantage plan enrollment increased 8%, to 2.2 million. And Medicare supplement plan enrollment increased 5%, to 2.8 million.

- The ratio of medical costs to revenue for commercial customers fell to 78.6% during the first quarter, from about 82.6% during the first quarter of 2010.

Molina Healthcare Inc., Long Beach, Calif. (NYSE:MOH)

1Q 2011 Results

NET INCOME: $17 million

HEALTH PLAN MEMBERS: 1.6 million

REVENUE: $1.1 billion

1Q 2010 Results

NET INCOME: $11 million

HEALTH PLAN MEMBERS: 1.5 million

REVENUE: $967 million

- Molina helps states run Medicaid plans.

- The ratio of medical claims to revenue fell to 84.5% during the latest quarter, from 85.3% during the first quarter of 2010.

- The rate of hospital members per 1,000 enrollees per year was 7% lower in the latest quarter than it was during the comparable quarter in 2010.