Here is how four major, publicly traded ASC chains fared in the stock market for the week of Oct. 23 to Oct. 27, 2017.
Note: This data was compiled using Google Finance.
1. Envision Healthcare
Opened: $44.64 on Oct. 23
Peaked: $44.73 on Oct. 23
Closed: $43.30 on Oct. 27
Percent change between Oct. 23 and Oct. 27: -3 percent
2. HCA Healthcare
Opened: $81.05 on Oct. 23
Peaked: $81.67 on Oct. 23
Closed: $76.68 on Oct. 27
Percent change between Oct. 23 and Oct. 27: -5.39 percent
3. Surgery Partners
Opened: $9.75 on Oct. 23
Peaked: $9.90 on Oct. 24
Closed: $9.10 on Oct. 27
Percent change between Oct. 23 and Oct. 27: -6.66 percent
4. Tenet Healthcare
Opened: $14.66 on Oct. 23
Peaked: $14.89 on Oct. 23
Closed: $13.37 on Oct. 27
Percent change between Oct. 23 and Oct. 27: -8.79 percent