Here are the stock reports from five ambulatory surgery center companies for May 21, 2015 and how they compare to their numbers a week ago on May 14.
AmSurg
Open: $69.64 (up)
Previous close: $69.48
Market cap: $3.37 billion (up)
Surgical Care Affiliates
Open: $37.64 (up)
Previous close: $37.60
Market cap: $1.48 billion (up)
Tenet Healthcare
Open: $51.77 (up)
Previous close: $51.81
Market cap: $5.18 billion (up)
HCA
Open: $82.22 (up)
Previous close: $82.14
Market cap: $33.96 billion (up)
Nobilis Healthcare
Open: $9.25 (up)
Previous close: $9.25
Market cap: $609.74 million (up)