Quantum (QMCO) Shares Outstanding (Diluted Average) (2010 - 2025)

Quantum's Shares Outstanding (Diluted Average) history runs 16 years deep, the most recent figure standing at $13.7 million for Q4 2025.

• In Q4 2025, Shares Outstanding (Diluted Average) rose 178.97% year-over-year to $13.7 million; the TTM figure through Dec 2025 stood at $13.7 million (up 178.97% YoY), while the FY2025 annual figure was $5.1 million, up 8.33% from the prior year.
• Shares Outstanding (Diluted Average) was $13.7 million for Q4 2025 at Quantum, up from $13.3 million in the prior quarter.
• In the past five years, Shares Outstanding (Diluted Average) ranged from a high of $93.7 million in Q2 2023 to a low of $4.7 million in Q3 2023.
• Historically, Shares Outstanding (Diluted Average) has averaged $40.5 million across 5 years, with a median of $28.3 million in 2021.
• The sharpest annual moves came in 2023 and 2025: Shares Outstanding (Diluted Average) slumped 94.92% in 2023, then jumped 178.97% in 2025.
• A 5-year view of Shares Outstanding (Diluted Average) shows it stood at $59.5 million in 2021, then soared by 55.92% to $92.8 million in 2022, then sank by 94.88% to $4.8 million in 2023, then rose by 3.28% to $4.9 million in 2024, then surged by 178.97% to $13.7 million in 2025.
• The last three Shares Outstanding (Diluted Average) figures came in at $13.7 million (Q4 2025), $13.3 million (Q3 2025), and $9.2 million (Q2 2025), per Business Quant data.