Both in Surgical Instruments

Penumbra vs West Pharmaceutical Services

Over the past year PEN returned +41.5% and WST returned +45.5%; their daily moves had a correlation of 0.04.

PEN +41.5% WST +45.5%Growth of $1, one year, split-adjusted
MetricPENWST
Price$320.02$406.99
Market cap$12.61B$28.35B
Today−0.41%−0.22%
1 month+0.9%+8.0%
6 months−1.2%+31.3%
Year to date+2.9%+47.9%
1 year+40.7%+44.3%
Revenue growth (YoY)+15.6%+8.7%
Gross margin68.3%39.7%
Net margin10.3%24.5%
P/E (TTM)80.3×44.4×
Price / sales8.1×8.3×
Net cash$652.2M$261.2M
Dividend yield—0.22%
Volatility (60d)7.7%20.3%
Short % of float5.9%2.9%
Next earnings——

Shading marks the stronger figure where one clearly exists (lower is better for valuation and volatility).