Both in Pharmaceuticals

Altimmune vs Prothena

Over the past year ALT returned −46.3% and PRTA returned −16.5%; their daily moves had a correlation of 0.32.

ALT −46.3% PRTA −16.5%Growth of $1, one year, split-adjusted
MetricALTPRTA
Price$2.12$8.20
Market cap$412.4M$421.0M
Today−2.30%−0.61%
1 month−30.3%−1.4%
6 months−25.6%−23.7%
Year to date−41.3%−14.1%
1 year−45.6%−17.0%
Revenue growth (YoY)−100.0%−77.1%
Gross margin—100.0%
Net margin—−1839.9%
P/E (TTM)——
Price / sales13,302.5×7.7×
Net cash$291.5M$288.2M
Dividend yield——
Volatility (60d)48.1%44.4%
Short % of float25.1%19.1%
Next earnings——

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