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The price of Quantum Corporation (QMCO) on October 9, 2026 is 30.43 USD, +4.28% on the day. Over 52 weeks the stock traded between 4.19 USD and 35.65 USD; the price now sits 83% of the way up that range. Over the past year the price changed by +135.16%. Market capitalization is 445.43 million USD, rank 5 among 5 stocks of the same industry with a known capitalization.
Closing prices for 09 October 2026
Next earnings report: none scheduled in the next five weeks · Earnings calendar
Quantum Corporation trades on Nasdaq under the ticker QMCO. The company belongs to the Technology sector. The trading history on this page starts on 22 August 2016.
Over the past 52 weeks QMCO has traded between 4.19 $ and 35.65 $. As of 09 October 2026 the price stood 83.41 % of the way from the 52-week low to the high.
Over one year QMCO shares rose 135.16 %; over six months they rose 403.81 %. Volatility over 90 days is 127.59 %. Dividends are not included: this is price change only, as of 09 October 2026.
The company reported a loss for the latest fiscal year, so a price-to-earnings ratio is not calculated. Price to sales is 1.6, below the sector median of 3.7. Calculated from reports for the period ending 31 March 2026.
| Date | Open | High | Low | Close | Volume, shares |
|---|---|---|---|---|---|
| 09 October 2026 | 29.89 | 30.80 | 28.30 | 30.43 | 1M |
| 08 October 2026 | 30.15 | 32.55 | 28.55 | 29.18 | 2M |
| 07 October 2026 | 32.50 | 33.39 | 30.40 | 31.07 | 1M |
| 06 October 2026 | 34.02 | 35.41 |
The series is stated in the current share scale after splits; dividends are not included in the price
Based on the fiscal year ended 31 March 2026
The sector median covers every company in the sector on the US market, loss-making ones included.
Quantum Corporation (QMCO) is a public company in the technology sector. Its common stock trade on NASDAQ.
Over the trailing twelve months as reported to 2026-03-31, revenue was 279.6m $, net income was -101.0m $. Incorporated in US.
This summary is compiled automatically from SEC filings and exchange data.
Address:224 AIRPORT PARKWAY SUITE 550, SAN JOSE, CA, 95110, US
Quantum Corporation reported revenue of 280M $ and a net loss of 101M $ for the latest fiscal year. Net margin is −36.14 %. Revenue changed by +2.02 % year over year. Earnings per share are −7.97 $. Market capitalisation is 445M $.
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| 33.29 |
| 33.47 |
| 1M |
| 05 October 2026 | 34.39 | 35.65 | 33.64 | 34.01 | 2M |
| 02 October 2026 | 30.10 | 35.17 | 29.85 | 34.50 | 4M |
| 01 October 2026 | 33.19 | 34.37 | 31.51 | 31.89 | 2M |
| 30 September 2026 | 32.83 | 33.18 | 31.40 | 31.72 | 1M |
| 29 September 2026 | 32.32 | 34.68 | 31.17 | 32.86 | 2M |
| 28 September 2026 | 31.65 | 32.90 | 31.07 | 31.40 | 2M |
| 25 September 2026 | 30.01 | 33.01 | 29.02 | 31.68 | 4M |
| 24 September 2026 | 25.39 | 32.08 | 25.10 | 29.49 | 5M |
| 23 September 2026 | 25.44 | 29.15 | 24.50 | 25.97 | 4M |
| 22 September 2026 | 26.05 | 26.49 | 24.65 | 25.65 | 1M |
| 21 September 2026 | 26.02 | 26.50 | 25.06 | 26.10 | 1M |
| 18 September 2026 | 24.83 | 25.31 | 24.30 | 25.09 | 2M |
| 17 September 2026 | 24.68 | 26.39 | 24.59 | 24.94 | 1M |
| 16 September 2026 | 23.56 | 24.37 | 22.90 | 23.83 | 758,500 |
| 15 September 2026 | 22.90 | 24.07 | 22.61 | 23.26 | 874,600 |
| 14 September 2026 | 22.60 | 24.13 | 21.80 | 22.83 | 961,300 |