Both in Medical Labs

Sera Prognostics vs American Shared Hospital Services

Over the past year SERA returned −45.9% and AMS returned −40.4%; their daily moves had a correlation of 0.02.

SERA −45.9% AMS −40.4%Growth of $1, one year, split-adjusted
MetricSERAAMS
Price$2.03$1.33
Market cap$80.1M$8.8M
Today−0.98%+4.72%
1 month+1.0%−7.6%
6 months+2.0%−0.7%
Year to date−31.2%−37.0%
1 year−45.7%−39.5%
Revenue growth (YoY)+76.5%+19.2%
Gross margin−66.7%44.4%
Net margin−30463.3%−6.1%
P/E (TTM)——
Price / sales1,144.0×0.3×
Net cash$46.4M-$9.7M
Dividend yield——
Volatility (60d)34.0%35.7%
Short % of float0.7%0.1%
Next earnings——

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