Here's how Medtronic, Stryker and Johnson & Johnson's shares have fluctuated over the last month:
Note: Becker's is using final numbers at market close for each day unless otherwise noted.
Medtronic
May 4: $95.26
May 11: $98.74
May 18: $98.90
May 26: $97.15
June 1: $97.11
Percent change: 1.94 percent
Stryker
May 4: $178.57
May 11: $193.64
May 18: $191.92
May 26: $186.30
June 1: $197.25
Percent change: 10.46 percent
Johnson & Johnson
May 4: $148.27
May 11: $149.11
May 18: $150.52
May 25: $144.37
June 1: $147.19
Percent change: -0.73 percent