Alphabet recently made breakthroughs with its Willow chip that caused shares of quantum computing stocks Rigetti and D-Wave to soar. Many industry experts estimate useful quantum computing is one or two decades away,

Trapped-ion quantum computing leader IonQ (NYSE: IONQ) is emerging as a potential leader in the commercialization of quantum computing through its trapped-ion technology approach. Unlike traditional superconducting quantum competitors,

A day after quantum computing stocks took it on the chin again after Meta Platforms (NASDAQ:META) CEO Mark Zuckerberg cast doubts on the sector’s viability in the near term, they are rising sharply once more.

Based on the forecast of one Wall Street analyst, two of the hottest quantum computing stocks could plummet by 54% and 80%, respectively. History, utility, and operating performance are all headwinds for high-flying quantum computing stocks.

Quantum computing was one of the hot trends of the past few months as stocks have doubled or more following Alphabet's (NASDAQ: GOOG) Willow announcement. Investors looking for any way to play the quantum computing space have pushed microcap stocks into the stratosphere.

Rigetti (RGTI) is dropping 23%, while IonQ (IONQ) is giving back 10% and D-Wave Quantum (QBTS), which disclosed today that it may sell more shares of its stock, is plunging nearly 30%. The sector is dropping sharply again after Meta (META) CEO Mark Zuckerberg suggested that quantum computing would not be “practical” for a long time.

Quantum computing stocks sank on Wednesday, pausing a year-long rally, after Nvidia CEO Jensen Huang said the technology's practical use was likely two decades away.

Many quantum computing stocks have risen well above Wall Street's price targets, but this one still has room to climb.