The same stocks rallied earlier this week after Microsoft unveiled an initiative meant to familiarize business leaders with quantum systems.

Rigetti stock is up 1,756% in the last year — but 74% overvalued. Investors who did not buy Nvidia stock before GenAI wave, fear missing out on quantum computing.

Rigetti Computing's stock is overvalued and facing tough competition, despite temporary surges driven by industry news. Click here to read why RGTI is a Strong Sell.

This is what's happening on Wednesday, as quantum computing investors cheer some kind words from Microsoft's strategic missions and technologies chief, Mitra Azizirad, who last night urged quantum investors to get ready, because "we are right on the cusp of seeing quantum computers solve meaningful problems and capture new business value."

Rigetti Computing is at the forefront of the quantum computing industry, but the company has a speculative stock valuation.

Shares of Rigetti Computing are trading higher by 24.8% during Tuesday's session. The stock is rebounding after recent remarks by Jensen Huang and Mark Zuckerberg that cast doubt on quantum computing's timeline.

Adding to the pressure, D-Wave announced on Friday that the company was going to sell up to $150 million in common shares. That move would dilute the current shareholders of the company. Early stage companies often take advantage of price increases to raise capital to invest in their research and development.