Quantum Stocks Today in the U.S. Stock Market: IONQ, QBTS, RGTI, QUBT and ARQQ Move on Jefferies Coverage and Deal News (Dec. 16, 2025)
NEW YORK — Dec. 16, 2025 (early afternoon ET) — Quantum computing stocks are back in the spotlight Tuesday as a fresh wave of Wall Street coverage lands on the sector and deal news adds another catalyst for the most speculative