Stock Market Today, April 16: D-Wave Quantum Surges After Nvidia Sparks Quantum AI Optimism
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By Howard Smith – Apr 16, 2026 at 5:34PM ESTExpandNYSE: QBTSD-Wave QuantumToday's Change(3.41%) $0.71Current Price$21.52Key Data PointsMarket Cap$7.7BDay's Range$20.15 - $22.4752wk Range$5.97 - $46.75Volume90MAvg Vol27MGross Margin82.59%D-Wave Quantum (QBTS +3.41%), which develops and delivers quantum computing systems, software, and services worldwide, closed at $21.52, up 3.41%. The stock advanced after renewed interest in quantum applications tied to Nvidia’s new open source AI models and D-Wave’s CEO comments at the Semafor World Economy conference. Investors will be focusing on whether this attention coincides with revenue growth momentum.Trading volume reached 84.3 million shares, coming in about 195% higher than its three-month average of 28.6 million shares. D-Wave Quantum IPO'd in 2020 and has grown 112% since going public.How the markets moved todayThe S&P 500 (^GSPC +0.26%) added 0.26% to finish Thursday’s session at 7,041, while the Nasdaq Composite (^IXIC +0.36%) rose 0.36% to close at 24,103. Among quantum computing peers, IonQ (IONQ +3.31%) closed at $44.68 (+3.31%) and Rigetti Computing (RGTI +1.83%) finished at $19.45 (+1.78%), as investors continue rewarding names leveraged to Nvidia-driven quantum AI demand.What this means for investorsInvestor spotlight is on quantum computing companies after Nvidia just launched its Ising open model family to deliver advanced AI-based quantum processor calibration and error correction multiple times faster and more accurate than conventional methods.D-Wave’s trading volume surged as Nvidia helped fuel sector-wide interest while D-Wave’s CEO publicly noted Nvidia's quantum initiatives and challenged Nvidia’s GPU-AI dominance from quantum technology. Alan Baratz made those comments at the Semafor World Economy summit this week while emphasizing D-Wave’s energy efficiency and rapid revenue growth. Investors will be watching for that growth after D-Wave’s $550 million acquisition of Quantum Circuits earlier this year. Read NextApr 15, 2026 •By Eric TrieStock Market Today, April 15: D-Wave Quantum Inc. Surges as Nvidia’s Ising Models Fuel Rally in Quantum StocksApr 14, 2026 •By Eric VolkmanWhy D-Wave Quantum Stock Took off Like a Rocket TodayApr 12, 2026 •By Rick OrfordIs D-Wave's Pullback an Opportunity or a Warning?Apr 8, 2026 •By Keith NoonanWhy D-Wave Quantum Stock Plummeted 23.2% Last Month and Has Inched Lower in AprilApr 7, 2026 •By Keithen DruryUp 1,460% Since 2024, Is It Too Late to Buy This Quantum Computing Leader?Apr 3, 2026 •By Robert IzquierdoBetter Quantum Computing Stock: D-Wave Quantum vs. Rigetti ComputingAbout the AuthorHoward Smith is a contributing Motley Fool stock market analyst covering technology and industrial stocks. Prior to The Motley Fool, Howard spent nearly 30 years supervising quality and operations in the steel industry, mostly with leading steel company Nucor. He holds a bachelor’s degree in metallurgical engineering from Lafayette College and a master’s degree in environmental engineering from Johns Hopkins University.TMFBuilt2LastStocks MentionedD-Wave QuantumNYSE: QBTS$21.52(+3.39%)+$0.71IonQNYSE: IONQ$44.68(+3.31%)+$1.43Rigetti ComputingNASDAQ: RGTI$19.46(+1.83%)+$0.35*Average returns of all recommendations since inception. Cost basis and return based on previous market day close.