The market saw a fresh meme stock frenzy this week. While high exuberance can be a contrarian sell signal, sources say the ...

Fleishman called SunPower "the most extreme example of the meme-stock resurgence" among clean-technology stocks, as it benefited from "a massive short squeeze despite no positive fundamental updates." ...

Generally speaking, the most extreme meme stocks should be avoided. These ideas lack fundamental rigor and are therefore subject to catastrophic volatility. However, it wouldn’t be fair to ...