CENTENNIAL, Colo. (AP) — CENTENNIAL, Colo. (AP) — Quantum Corp. (QMCO) on Thursday reported a loss of $46.5 million in its fiscal second quarter. On a per-share basis, the Centennial, Colorado-based company said it had a loss of $3.49. Losses, adjusted to extinguish debt and for restructuring costs, were 54 cents per share.