In early August, three of the biggest pure-play quantum computing stocks will report their Q2 results within a day of one another. IonQ (IONQ -4.28%) reports its earnings on Aug. 5, and Rigetti Computing (RGTI -1.62%) and D-Wave Quantum (QBTS -2.75%) report on the next day. Expand NASDAQ : RGTI Rigetti Computing Today's Change ( -1.62 %) $ -0.29 Current Price $ 17.65 Key Data Points Market Cap $5.9B Market cap calculated using publicly traded shares outstanding only. Expand NYSE : IONQ IonQ Today's Change ( -4.28 %) $ -1.90 Current Price $ 42.53 Key Data Points Market Cap $17B Market cap calculated using publicly traded shares outstanding only. How these names rankSo how do these quantum computing stocks stack up going into 2027?