Investors piled into quantum computing stocks in 2025, but many of them are now declining sharply.

Rigetti stock has been wildly volatile, surging as much as 270% in 2025 to a high of $56 per share before crashing back down ...

The company’s technology centers on particles that are cooled to near absolute zero and controlled by lasers.

D-Wave Quantum ( QBTS 7.02%) has been a standout in quantum computing for two reasons: Its share price has surged 255% over the past year, and it's one of a small number of quantum computing plays ...

Quantum computing is quite an interesting space for investors. This futuristic technology could lead to revolutionary breakthroughs across a number of fields including drug discovery, weather ...

The quantum computing stocks boomed for most of 2025, only to go bust in the last quarter. In 2026, it’s been mostly looking ...

Rigetti Computing postponed the launch of its Cepheus-1-108Q quantum computer due to technical issues. The delay affects one of the company’s most closely watched products at a time of rising ...

Quantum Computing Inc. (NasdaqCM:QUBT) has been named the stalking horse bidder to acquire Luminar Semiconductor’s remaining assets. The potential deal is expected to support Quantum Computing Inc.'s ...

Shares in major quantum computer companies were on the rise again in premarket trading on Tuesday, highlighting what has been a volatile couple of weeks for a nascent industry that continues to ...