D-Wave Quantum Inc. (NYSE:QBTS) stock rose Wednesday after it announced a major merger agreement.D-Wave agreed to acquire Quantum Circuits Inc. in a $550 million deal.D-Wave said it will pay$300 million in stock and $250 million in cash.The company said the deal combines two key quantum computing approaches under one company.D-Wave said the transaction strengthens its reach across the broader quantum market.Strategic RationaleD-Wave said the acquisition adds Quantum Circuits’ error-corrected gate-model tec ...