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

Like most sequels, “Meme Stock Mania Part II” can’t quite replicate the magic of the original. But for a couple of days, it looked like we were on the brink of a repeat of that early-2021 fervor, when an army of regular-Joe day-traders banded together online to get rich quick while waging financial war on the supposedly more sophisticated suits on Wall Street.