Despite those impressive gains, there are a few important reasons why Quantum Computing Inc., also called QCi, likely won't ...

Investors in Quantum Computing Inc. (NASDAQ: QUBT) have been on quite the roller-coaster ride over the past 12 months. The ...

Wall Street's savviest money managers are shunning high-flying quantum computing pure-play stocks in favor of a cash-rich, ...

Quantum Computing Inc. uses photons to power its computers, which possess many advantages. The company's sales are growing as third-quarter revenue more than tripled over the previous year. However, ...

On November 12, Ray Harishankar, IBM Fellow at IBM Research, appeared on a CNBC interview to discuss how quantum computing is ...

HOBOKEN, N.J. , Nov. 17, 2025 /PRNewswire/ -- Quantum Computing Inc. ("QCi" or the "Company") (Nasdaq: QUBT), an innovative, integrated photonics and quantum optics technology company, today announced ...

The MarketWatch News Department was not involved in the creation of this content. HOBOKEN, N.J., Nov. 14, 2025 /PRNewswire/ -- Quantum Computing Inc. ("QCi" or the "Company") (Nasdaq: QUBT), an ...

LEESBURG, Va., Feb. 14, 2023 /PRNewswire/ -- Quantum Computing Inc (QUBT). ("QCI" or the "Company") (NASDAQ: QUBT), a first-to-market full-stack photonic-based quantum computing and solutions company, ...

Quantum computing companies are battling for market share with their different technologies. Quantum Computing Inc. uses light particles to power a spectrum of applications, from quantum communication ...

Quantum Computing Inc. has minimal revenue. It could take five to 10 years before practical applications of quantum computing are developed. The company's shares are beyond expensive. Quantum ...