Quantum Corporation (QMCO) Stock Price History
Historical prices from 1982 to 2026
- 1M
- -32.2%
- 3M
- +52.6%
- YTD
- +151.7%
- 1Y
- +71.9%
- 3Y
- +22.3%
- 5Y
- -30.9%
Loading 10-year price history...
QMCO Historical Performance
QMCO Annual Returns
Year-by-year price performance · 2002–2026
- 2002 annual price return
- -73.2%
- 2003 annual price return
- +4.0%
- 2004 annual price return
- -17.9%
- 2005 annual price return
- +17.3%
- 2006 annual price return
- -23.9%
- 2007 annual price return
- +16.5%
- 2008 annual price return
- -86.2%
- 2009 annual price return
- +537.0%
- 2010 annual price return
- +24.0%
- 2011 annual price return
- -38.3%
- 2012 annual price return
- -44.4%
- 2013 annual price return
- -7.7%
- 2014 annual price return
- +46.7%
- 2015 annual price return
- -45.9%
- 2016 annual price return
- -5.4%
- 2017 annual price return
- -19.1%
- 2018 annual price return
- -66.2%
- 2019 annual price return
- +278.6%
- 2020 annual price return
- -15.1%
- 2021 annual price return
- -13.2%
- 2022 annual price return
- -80.7%
- 2023 annual price return
- -70.4%
- 2024 annual price return
- +696.5%
- 2025 annual price return
- -88.1%
- 2026 annual price return
- +334.6%
QMCO Stock Price Trajectory (1982–2026)
As of October 25, 2026, Quantum Corporation (QMCO) trades at $17.62, representing a +71.9% return over the past year. The stock has delivered a -84.3% total return over five years (-30.9% CAGR), reflecting challenging market conditions.
The stock reached its all-time high of $6,920.00 on September 24, 1997. From this peak, QMCO has corrected -99.7%, currently trading 38% above its 200-day moving average, indicating continued institutional support.
When compared to Technology sector peers NTAP (+82.9% 1Y), PSTG (-20.3% 1Y), and SMCI (-31.3% 1Y), QMCO has underperformed the peer group average. Compare QMCO vs NTAP →
QMCO Historical Price Data · from 1982
Rows 1–50 of 11,052| Date | Open | High | Low | Close | Volume | Change % |
|---|---|---|---|---|---|---|
| 2026-10-23 | 17.64 | 18.99 | 17.36 | 17.62 | 1.93M | +3.77% |
| 2026-10-22 | 17.07 | 17.80 | 16.74 | 16.98 | 1.79M | -3.63% |
| 2026-10-21 | 19.20 | 19.23 | 17.25 | 17.62 | 2.15M | -7.21% |
| 2026-10-20 | 17.60 | 20.02 | 17.41 | 18.99 | 1.63M | +3.71% |
| 2026-10-19 | 19.11 | 19.53 | 18.22 | 18.31 | 1.68M | -0.92% |
| 2026-10-16 | 21.03 | 21.06 | 18.42 | 18.48 | 1.99M | -14.48% |
| 2026-10-15 | 22.50 | 22.52 | 20.38 | 21.61 | 3.33M | -9.43% |
| 2026-10-14 | 25.52 | 26.24 | 23.77 | 23.86 | 1.15M | -10.03% |
| 2026-10-13 | 26.02 | 28.07 | 25.78 | 26.52 | 2.08M | -3.60% |
| 2026-10-12 | 29.41 | 29.98 | 26.58 | 27.51 | 2.37M | -9.60% |
| 2026-10-09 | 29.89 | 30.80 | 28.30 | 30.43 | 1.20M | +4.28% |
| 2026-10-08 | 30.15 | 32.55 | 28.55 | 29.18 | 1.92M | -6.08% |
| 2026-10-07 | 32.50 | 33.39 | 30.40 | 31.07 | 1.45M | -7.17% |
| 2026-10-06 | 34.02 | 35.41 | 33.29 | 33.47 | 1.42M | -1.59% |
| 2026-10-05 | 34.39 | 35.65 | 33.64 | 34.01 | 1.65M | -1.42% |
| 2026-10-02 | 30.10 | 35.17 | 29.85 | 34.50 | 3.65M | +8.18% |
| 2026-10-01 | 33.19 | 34.37 | 31.51 | 31.89 | 1.92M | +0.54% |
| 2026-09-30 | 32.83 | 33.18 | 31.40 | 31.72 | 1.30M | -3.47% |
| 2026-09-29 | 32.32 | 34.68 | 31.17 | 32.86 | 1.97M | +4.65% |
| 2026-09-28 | 31.65 | 32.90 | 31.07 | 31.40 | 1.62M | -0.88% |
| 2026-09-25 | 30.01 | 33.01 | 29.02 | 31.68 | 4.24M | +7.43% |
| 2026-09-24 | 25.39 | 32.08 | 25.10 | 29.49 | 5.22M | +13.55% |
| 2026-09-23 | 25.44 | 29.15 | 24.50 | 25.97 | 3.69M | +1.25% |
| 2026-09-22 | 26.05 | 26.49 | 24.65 | 25.65 | 1.11M | -1.72% |
| 2026-09-21 | 26.02 | 26.50 | 25.06 | 26.10 | 1.10M | +4.03% |
| 2026-09-18 | 24.83 | 25.31 | 24.30 | 25.09 | 1.87M | +0.60% |
| 2026-09-17 | 24.68 | 26.39 | 24.59 | 24.94 | 1.45M | +4.66% |
| 2026-09-16 | 23.56 | 24.37 | 22.90 | 23.83 | 759K | +2.45% |
| 2026-09-15 | 22.90 | 24.07 | 22.61 | 23.26 | 875K | +1.88% |
| 2026-09-14 | 22.60 | 24.13 | 21.80 | 22.83 | 961K | -3.18% |
| 2026-09-11 | 23.03 | 23.72 | 22.30 | 23.58 | 786K | +2.39% |
| 2026-09-10 | 23.54 | 24.54 | 22.90 | 23.03 | 987K | -4.99% |
| 2026-09-09 | 24.40 | 25.49 | 24.08 | 24.24 | 862K | -0.90% |
| 2026-09-08 | 24.73 | 25.75 | 24.33 | 24.46 | 1.45M | -1.09% |
| 2026-09-04 | 24.47 | 25.48 | 23.93 | 24.73 | 1.05M | +1.77% |
| 2026-09-03 | 22.81 | 24.37 | 21.72 | 24.30 | 795K | +6.67% |
| 2026-09-02 | 24.05 | 24.42 | 22.27 | 22.78 | 917K | -5.75% |
| 2026-09-01 | 23.85 | 24.68 | 23.06 | 24.17 | 862K | -0.66% |
| 2026-08-31 | 21.97 | 24.41 | 21.41 | 24.33 | 1.21M | +9.30% |
| 2026-08-28 | 23.42 | 23.72 | 21.91 | 22.26 | 729K | -5.52% |
| 2026-08-27 | 23.50 | 23.85 | 22.84 | 23.56 | 879K | +1.51% |
| 2026-08-26 | 22.31 | 23.26 | 21.72 | 23.21 | 859K | +3.66% |
| 2026-08-25 | 21.90 | 22.41 | 21.01 | 22.39 | 966K | +3.85% |
| 2026-08-24 | 21.31 | 21.91 | 20.48 | 21.56 | 926K | -3.10% |
| 2026-08-21 | 20.80 | 22.40 | 19.73 | 22.25 | 1.47M | +8.59% |
| 2026-08-20 | 21.52 | 21.79 | 19.73 | 20.49 | 1.46M | -5.97% |
| 2026-08-19 | 23.27 | 23.27 | 21.29 | 21.79 | 1.86M | -7.36% |
| 2026-08-18 | 23.84 | 26.28 | 23.46 | 23.52 | 1.60M | -5.62% |
| 2026-08-17 | 24.83 | 25.95 | 23.75 | 24.92 | 2.09M | -4.56% |
| 2026-08-14 | 24.68 | 27.80 | 24.10 | 26.11 | 4.28M | +5.79% |
QMCO Chart Terminal
Live VCP patterns, Cup & Handle overlays, support/resistance, and AI trade plans.
Live Breakouts Feed
High-probability breakout stocks crossing their pivot across 5 pattern engines.
Intrinsic Valuation
DCF models, multiple analysis, and analyst estimates.
Historical Returns
10-year return with dividends reinvested.
Peer Comparison
Compare growth, multiples, and margins vs sector.
QMCO — Frequently Asked Questions
Quick answers to the most common questions about buying QMCO stock.
How has QMCO stock performed recently?
QMCO returned +71.9% over the past year, beating its 5-year annualized CAGR of -30.9%. The stock trades above its 200-day moving average, confirming the uptrend.
What is QMCO's all-time high price?
Quantum Corporation reached $6920.00 on 1997-09-24. The 52-week high is $35.65. Current 1-year return of +71.9% places the stock closer to historical peaks.
Where can I download QMCO historical price data?
This page provides QMCO daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 1982-2026, downloadable in CSV format.