Quantum (QMCO) Common Equity (2011 - 2025)

Quantum's Common Equity history runs 15 years deep, the most recent figure standing at -$184.2 million for Q4 2025.

• In Q4 2025, Common Equity rose 6.3% year-over-year to -$184.2 million; the TTM figure through Dec 2025 stood at -$184.2 million (up 6.3% YoY), while the FY2025 annual figure was -$164.4 million, down 35.28% from the prior year.
• Common Equity was -$184.2 million for Q4 2025 at Quantum, down from -$160.5 million in the prior quarter.
• In the past five years, Common Equity ranged from a high of -$76.5 million in Q2 2022 to a low of -$199.9 million in Q1 2021.
• Historically, Common Equity has averaged -$126.9 million across 5 years, with a median of -$118.7 million in 2021.
• The sharpest annual moves came in 2021 and 2024: Common Equity jumped 42.24% in 2021, then sank 92.9% in 2024.
• A 5-year view of Common Equity shows it stood at -$122.8 million in 2021, then jumped by 36.5% to -$78.0 million in 2022, then tumbled by 30.74% to -$101.9 million in 2023, then tumbled by 92.9% to -$196.6 million in 2024, then grew by 6.3% to -$184.2 million in 2025.
• The last three Common Equity figures came in at -$184.2 million (Q4 2025), -$160.5 million (Q3 2025), and -$114.4 million (Q2 2025), per Business Quant data.