Both in Surgical Instruments

Insulet vs Penumbra

Over the past year PODD returned −48.5% and PEN returned +37.2%; their daily moves had a correlation of 0.22.

PODD −48.5% PEN +37.2%Growth of $1, one year, split-adjusted
MetricPODDPEN
Price$165.02$322.45
Market cap$11.44B$12.71B
Today+6.56%+0.76%
1 month+22.5%+1.7%
6 months+9.1%−0.5%
Year to date−41.9%+3.7%
1 year−48.2%+42.6%
Revenue growth (YoY)+23.5%+15.6%
Gross margin70.2%68.3%
Net margin11.8%10.3%
P/E (TTM)30.5×80.9×
Price / sales3.7×8.1×
Net cash-$413.5M$652.2M
Dividend yield——
Volatility (60d)33.8%7.8%
Short % of float8.1%5.9%
Next earnings——

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