Key Points Pure-play quantum stocks have delivered monstrous returns over 12 months, as governments see encryption vulnerability as a security priority. "Q-Day" (when quantum computing breaks most standard encryption methods), now estimated for 2030, is accelerating spending. Despite steep losses, billion-dollar funding and technical breakthroughs signal that quantum computing is moving from research to commercial deployment. 10 stocks we like better than IonQ › Industry experts still treat quant ...