Quantum Corporation (QMCO)
NASDAQ · Technology
Quantum Corporation Stock Price History
Quantum Corporation
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Historical daily closing price for Quantum Corporation since 2006, adjusted for splits and dividends. The latest closing stock price for Quantum Corporation as of June 11, 2026 is 12.82.
- The all-time high Quantum Corporation stock closing price was 697.60 on January 6, 2011.
- The Quantum Corporation 52-week high stock price is 15.95, which is 24.4% above the current share price.
- The Quantum Corporation 52-week low stock price is 4.31, which is 66.4% below the current share price.
- The average Quantum Corporation stock price for the last 52 weeks is 8.08.
Annual Close Price
YEAR-END CLOSE · USD
ANNUAL % CHANGE · %
| Year | Average | Year Open | Year High | Year Low | Year Close | Annual % Change |
|---|---|---|---|---|---|---|
| 2026 | 7.22 | 7.00 | 15.95 | 4.31 | 12.82 | +98.76% |
| 2025 | 12.42 | 54.42 | 54.43 | 6.45 | 6.45 | -88.04% |
| 2024 | 9.70 | 6.80 | 70.67 | 2.51 | 53.92 | +670.29% |
| 2023 | 17.90 | 23.60 | 36.80 | 4.80 | 7.00 | -67.89% |
| 2022 | 41.81 | 112.80 | 112.80 | 20.80 | 21.80 | -80.25% |
| 2021 | 137.82 | 127.20 | 189.00 | 99.20 | 110.40 | -9.80% |
| 2020 | 98.20 | 144.20 | 167.00 | 29.60 | 122.40 | -17.52% |
| 2019 | 78.51 | 39.20 | 148.40 | 28.00 | 148.40 | +271.00% |
| 2018 | 62.54 | 118.20 | 128.00 | 24.20 | 40.00 | -64.48% |
| 2017 | 135.17 | 139.20 | 179.40 | 85.40 | 112.60 | -15.21% |
| 2016 | 99.30 | 140.80 | 153.60 | 59.20 | 132.80 | -10.75% |
Quantum Corporation Stock Price History — FAQ
Quantum Corporation (QMCO) stock price history — annual and quarterly figures with year-over-year growth and charts.
Where can I see QMCO's stock price history history?
The chart and table above show Quantum Corporation's stock price history by year and by quarter, including the growth rate.