D-Wave Quantum Inc. (QBTS) shares tumbled 5.18% in pre-market trading on Friday, extending the previous day's losses as investors continued to react negatively to the outcome of Nvidia's Quantum Day event and the company's disappointing financial results.

The sell-off in D-Wave shares began on Thursday when the company, along with other quantum computing firms, participated in Nvidia's inaugural Quantum Day as part of the annual Nvidia GTC conference. Despite the increased attention on the quantum computing sector, the lack of major announcements or clear timelines for quantum technology deployment seemed to disappoint investors, leading to a sector-wide downturn.

Adding to the downward pressure, D-Wave's recently released full-year 2024 financial results failed to meet market expectations. The company reported a widened net loss of $143.9 million, a 74% increase from the previous year, with earnings per share deteriorating to a loss of $0.75 compared to a $0.60 loss in 2023. These figures missed analyst estimates, further contributing to investor concerns about the company's financial performance and growth trajectory.

The pre-market plunge comes despite recent positive developments for D-Wave, including the company's claim of achieving quantum supremacy last week. This contrast highlights the volatile nature of quantum computing stocks, which often experience significant price swings based on industry events and technological progress.

As the quantum computing sector continues to evolve, investors appear to be reassessing the near-term potential of these companies, demanding more concrete evidence of commercial viability and profitability. The market's reaction suggests a growing need for quantum computing firms to demonstrate clear paths to monetization and practical applications of their technologies.