Both in Telephone Equipment

ADTRAN Holdings vs Ciena

Over the past year ADTN returned −51.5% and CIEN returned +58.3%; their daily moves had a correlation of 0.41.

ADTN −51.5% CIEN +58.3%Growth of $1, one year, split-adjusted
MetricADTNCIEN
Price$5.06$300.08
Market cap$412.3M$42.55B
Today−19.43%+5.54%
1 month−29.2%−23.0%
6 months−66.9%−44.9%
Year to date−41.8%+28.3%
1 year−51.4%+58.0%
Revenue growth (YoY)+6.1%+37.0%
Gross margin37.0%45.4%
Net margin−3.7%15.9%
P/E (TTM)—65.0×
Price / sales0.4×7.1×
Net cash-$100.5M-$599.8M
Dividend yield——
Volatility (60d)66.1%86.2%
Short % of float16.6%2.8%
Next earnings——

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