Both in Surgical Instruments

iRhythm Holdings vs Heartflow

Over the past year IRTC returned −31.1% and HTFL returned +60.6%; their daily moves had a correlation of 0.32.

IRTC −31.1% HTFL +60.6%Growth of $1, one year, split-adjusted
MetricIRTCHTFL
Price$127.46$54.68
Market cap$4.20B$4.75B
Today+1.02%+0.35%
1 month+16.8%+4.7%
6 months+7.9%+82.5%
Year to date−28.2%+87.6%
1 year−32.0%+47.1%
Revenue growth (YoY)+20.1%—
Gross margin72.8%83.0%
Net margin−0.2%−24.6%
P/E (TTM)——
Price / sales5.1×22.4×
Net cash-$59.8M$162.6M
Dividend yield——
Volatility (60d)40.7%79.6%
Short % of float9.5%10.6%
Next earnings——

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