Amendment No. 1 to Schedule 13D Filing for Quantum Corp

This filing details an amendment to a Schedule 13D originally filed on October 10, 2025, concerning Quantum Corporation's Common Stock. The amendment, filed by Dialectic Technology SPV LLC, Dialectic Technology Manager LLC, and John Fichthorn, announces the consummation of a Debt Exchange on December 18, 2025. In this exchange, the Issuer issued Convertible Notes totaling $54,718,114 to Dialectic, with a maturity date of December 18, 2028, and an interest rate of 10.00% per annum. The notes are convertible into Common Stock at an initial price of $10.00 per share, subject to adjustments. The filing also notes the waiver of a warrant exercise limitation, effective February 21, 2026, allowing for full exercise of the Forbearance Warrant. Covenants regarding minimum liquidity for the Issuer are also detailed. As of the filing date, Dialectic Technology SPV LLC holds 37.2% of the Issuer's Common Stock, with potential to increase upon warrant exercise and note conversion.