Plug Power has a history of destroying investor capital. Tellurian's founders have a history of making investors rich.
News & Analysis: Plug Power
A massive secondary offering promises to dilute Plug's existing shareholders.
B. Riley/FBR doubles down on its endorsement.
An analyst upgrade helped this emerging energy stock today.
As summer ended, shares of this fuel-cell leader remained hot.
It's not only management's promise that profitability -- of sorts -- lies around the corner that has electrified investors' hopes this year.
This fuel-cell specialist moved farther down the road in its journey to bring its hydrogen solutions to the electric vehicle market.
A range of catalysts helped power this fuel cell leader's stock higher this month.
The fuel cell manufacturer lost money last quarter, but sales estimates are trending higher.
Investors heeded some familiar advice and bought the rumor -- but the rumor related to one of the company's peers.
Your guess is as good as anybody else's.