Toward the end of 2024, shares of quantum computing stocks such as IonQ, D-Wave Quantum, Quantum Computing, and Rigetti Computing all experienced significant run-ups. Curiously, each of these companies was a penny stock at the beginning of 2024 -- only to see its valuation soar well into the billions during a rather short time period.

Valued at a market capitalization of just $116,000, Zapata Computing (ZPTA) may appear tempting to investors. Its business touched quantum computing software solutions, such as through its Orquestra product.

Following tech giants such as Amazon (AMZN) and Nvidia (NVDA), enterprise software major SAP (SAP) has also joined the voices making a case for quantum computing. Sounding bullish about the technology,

Investors looking to buy into a company that will likely play a huge part in quantum computing's future need to look no further than Alphabet ( GOOGL 1.13%) ( GOOG 1.16%). Here are two reasons why it might be the best quantum computing stock to buy right now.