D-Wave Quantum is trading 5.75% up at $18.57 after closing at $17.56 on September 22, 2026; the move may reflect quantum-sector interest, but causation remains unconfirmed. - No confirmed September 22 company-specific catalyst or after-hours earnings release was identified. - The company is scheduled to showcase its dual-platform technology at Quantum World Congress from September 23–25; that announcement was issued earlier. - D-Wave announced Bernard Gavgani’s board appointment on September 21.