Both in HVAC Equipment

Tecogen vs Aaon

Over the past year TGEN returned −81.7% and AAON returned −35.2%; their daily moves had a correlation of 0.29.

TGEN −81.7% AAON −35.2%Growth of $1, one year, split-adjusted
MetricTGENAAON
Price$1.71$58.25
Market cap$51.6M$4.80B
Today−9.04%−15.68%
1 month−36.2%−33.9%
6 months−68.0%−40.7%
Year to date−65.4%−23.6%
1 year−82.4%−39.3%
Revenue growth (YoY)−21.2%+101.2%
Gross margin37.8%24.3%
Net margin−37.4%9.0%
P/E (TTM)—30.2×
Price / sales2.1×2.5×
Net cash$5.5M-$442.5M
Dividend yield—0.69%
Volatility (60d)81.0%62.5%
Short % of float6.5%9.4%
Next earnings——

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