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Market Summary Market News Stock Quotes Market MoversQuantum Corporation - Common Stock (NQ:QMCO)
Price and Volume
Detailed Quote| Volume | 2,441,259 |
| Open | 30.10 |
| Bid (Size) | 33.71 (900) |
| Ask (Size) | 33.88 (800) |
| Prev. Close | 31.89 |
| Today's Range | 29.85 - 34.13 |
| 52wk Range | 4.190 - 34.68 |
| Shares Outstanding | 58,212,717 |
| Dividend Yield | N/A |
Top News
More News
Quantum Appoints James C. Clancy as Chief Operating Officer
September 28, 2026
Performance
52-Week Range
2.7% below 52-week high
33.75
4.1952W Low
34.6852W High
1 Week
2.7% below 1-week high
29.021W Low
34.681W High
Quantum Corporation - Common Stock (QMCO) traded between $4.19 and $34.68 over the past 52 weeks and last traded at $33.75, 2.7% below its 52-week high. Over the past week it ranged between $29.02 and $34.68.
Past 12 Months
1W
+$2.07
1M
+$9.58
3M
+$23.59
6M
+$28.07
YTD
+$26.75
1Y
+$22.86
QMCO was +209.9% over the past year, +494.2% over six months, +382.1% year to date, +6.5% in the last week.
12 Months vs Market
QMCO
+209.9%
DIA
+10.0%
SPY
+15.0%
QQQ
+24.1%
IWM
+16.1%
Over the past 12 months QMCO returned +209.9% versus DIA (Dow) +10.0%, SPY (S&P 500) +15.0%, QQQ (Nasdaq 100) +24.1% and IWM (Russell 2000) +16.1%.
Volume & Liquidity
1.50× 3-mo avg
Today 2,441,259
3-mo avg 1.6M
1W
2.2M
1M
1.6M
3M
1.6M
6M
1.3M
YTD
1.1M
1Y
1.1M
QMCO most recently traded 2,441,259 shares against a 3-month average daily volume of 1.6M.
More News
Read More
Quantum Appoints Mike Heuer as Chief Information Officer
September 14, 2026
Quantum Pure Plays Slump as Storage Names Lead the Thematic Basket ↗
September 02, 2026
Quantum Mania: A Storage Company Leads the Quantum Rally ↗
August 18, 2026
Quantum Appoints Hiral A. Patel as Chief Accounting Officer
September 01, 2026
Quantum (QMCO) Q1 2027 Earnings Call Transcript ↗
August 17, 2026
Quantum Leaps: Debt-Free as AI Storage Demand Accelerates ↗
August 14, 2026
What's going on in today's session ↗
August 11, 2026
Here are the top movers in Tuesday's session. ↗
August 11, 2026
Quantum Q1 Earnings Call Highlights ↗
August 10, 2026
Monday's after hours session: top gainers and losers ↗
August 10, 2026
Quantum Reports Fiscal First Quarter 2027 Financial Results
August 10, 2026
Quantum Q4 2026 Earnings Call: Complete Transcript ↗
June 25, 2026
Frequently Asked Questions
Is Quantum Corporation - Common Stock publicly traded?
Yes, Quantum Corporation - Common Stock is publicly traded.
What exchange does Quantum Corporation - Common Stock trade on?
Quantum Corporation - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Quantum Corporation - Common Stock?
The ticker symbol for Quantum Corporation - Common Stock is QMCO on the Nasdaq Stock Market
What is the current price of Quantum Corporation - Common Stock?
The current price of Quantum Corporation - Common Stock is 33.75
When was Quantum Corporation - Common Stock last traded?
The last trade of Quantum Corporation - Common Stock was at 10/02/26 02:36 PM ET
What is the market capitalization of Quantum Corporation - Common Stock?
The market capitalization of Quantum Corporation - Common Stock is 1.96B
How many shares of Quantum Corporation - Common Stock are outstanding?
Quantum Corporation - Common Stock has 2B shares outstanding.
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