Quantum Corporation (NASDAQ:QMCO) — Market Cap & Net Worth
Market Cap & Net Worth: Quantum Corporation (QMCO)
Quantum Corporation (NASDAQ:QMCO) has a market capitalization of $939.14 Million ($939.14 Million) as of September 17, 2026. Listed on the NASDAQ stock exchange, this USA-based company holds position #9195 globally and #2581 in its home market, demonstrating a -2.58% decrease in market value over the past year.
Market capitalization, also known as net worth in stock markets, is calculated by multiplying Quantum Corporation's stock price $23.83 by its total outstanding shares 39410001 (39.41 Million). Also see Quantum Corporation total assets for a full breakdown of the balance sheet.
Quantum Corporation Market Cap History: 2015 to 2026
Quantum Corporation's market capitalization history from 2015 to 2026. Data shows change from $5.86 Billion to $939.14 Million (-15.20% CAGR). Also see Quantum Corporation cash flow conversion for how efficiently the company converts equity into cash flow.
Index Memberships
Quantum Corporation is a constituent of 1 market index:
| Index | Total Market Cap | Weight (%) | Rank by Market Cap |
|---|---|---|---|
|
NASDAQ Composite
IXIC
|
$41.69 Trillion | 0.00% | #974 of 3165 |
Weight: Quantum Corporation's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.
Quantum Corporation Market Cap to Earnings & Revenue Ratios Timeline
This chart shows how Quantum Corporation's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance. Check latest Quantum Corporation stock price today for real-time trading data and today's change.
Latest Price to Sales (P/S) Ratio
3.36x
Quantum Corporation's market cap is 3.36 times its annual revenue
Latest Price to Earnings (P/E) Ratio
N/A
P/E ratio not applicable due to negative or zero earnings
What These Ratios Tell Investors:
- Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
- Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
- Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
- Industry comparison provides context for whether the company is valued higher or lower than peers.
| Year | Market Cap (USD) | Revenue (USD) | Net Income (USD) | P/S Ratio | P/E Ratio |
|---|---|---|---|---|---|
| 2017 | $4.44 Billion | $493.05 Million | -$2.41 Million | 9.00x | N/A |
| 2018 | $1.58 Billion | $437.68 Million | -$43.35 Million | 3.60x | N/A |
| 2019 | $5.85 Billion | $402.68 Million | -$42.80 Million | 14.52x | N/A |
| 2020 | $4.82 Billion | $402.95 Million | -$5.21 Million | 11.97x | N/A |
| 2021 | $4.35 Billion | $349.58 Million | -$35.46 Million | 12.45x | N/A |
| 2022 | $859.14 Million | $383.43 Million | $38.35 Million | 2.24x | 22.40x |
| 2023 | $275.08 Million | $422.08 Million | -$18.37 Million | 0.65x | N/A |
| 2024 | $2.12 Billion | $311.60 Million | -$41.29 Million | 6.82x | N/A |
| 2025 | $254.19 Million | $274.06 Million | -$115.09 Million | 0.93x | N/A |
| 2026 | $939.14 Million | $279.58 Million | -$101.05 Million | 3.36x | N/A |
Competitor Companies of QMCO by Market Capitalization
Companies near Quantum Corporation in the global market cap rankings as of September 17, 2026. Review tangible net worth ratio of Quantum Corporation to assess the quality of the company's equity after excluding intangible assets.
Key companies related to Quantum Corporation by market ranking:
- Seagate Technology PLC (NASDAQ:STX): Ranked #131 globally with a market cap of $175.61 Billion USD.
- Arista Networks (NYSE:ANET): Ranked #135 globally with a market cap of $171.79 Billion USD.
- Western Digital Corporation (NASDAQ:WDC): Ranked #159 globally with a market cap of $150.33 Billion USD.
- Sandisk Corp (NASDAQ:SNDK): Ranked #282 globally with a market cap of $92.46 Billion USD.
| Rank | Company | Symbol | Market Cap | Price |
|---|---|---|---|---|
| #131 | Seagate Technology PLC | NASDAQ:STX | $175.61 Billion | $783.18 |
| #135 | Arista Networks | NYSE:ANET | $171.79 Billion | $197.54 |
| #159 | Western Digital Corporation | NASDAQ:WDC | $150.33 Billion | $416.97 |
| #282 | Sandisk Corp | NASDAQ:SNDK | $92.46 Billion | $1519.97 |
Quantum Corporation Historical Marketcap From 2015 to 2026
Between 2015 and today, Quantum Corporation's market cap moved from $5.86 Billion to $ 939.14 Million, with a yearly change of -15.20%.
| Year | Market Cap | Change (%) |
|---|---|---|
| 2026 | $939.14 Million | +269.46% |
| 2025 | $254.19 Million | -88.04% |
| 2024 | $2.12 Billion | +672.49% |
| 2023 | $275.08 Million | -67.98% |
| 2022 | $859.14 Million | -80.25% |
| 2021 | $4.35 Billion | -9.80% |
| 2020 | $4.82 Billion | -17.52% |
| 2019 | $5.85 Billion | +271.00% |
| 2018 | $1.58 Billion | -64.48% |
| 2017 | $4.44 Billion | -15.42% |
| 2016 | $5.25 Billion | -10.53% |
| 2015 | $5.86 Billion | -- |
End of Day Market Cap According to Different Sources
On Sep 17th, 2026 the market cap of Quantum Corporation was reported to be:
| Source | Market Cap |
|---|---|
| Yahoo Finance | $939.14 Million USD |
| MoneyControl | $939.14 Million USD |
| MarketWatch | $939.14 Million USD |
| marketcap.company | $939.14 Million USD |
| Reuters | $939.14 Million USD |
Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.
About Quantum Corporation
Quantum Corporation provides data management solutions for unstructured data in the Americas, Europe, the Middle East, Africa, and the Asia Pacific. The company offers primary storage software and systems, including StorNext Hybrid Flash/Disk File Storage Software for video editing, post-production, and streaming applications, as well as large digital file archives; and Unified Surveillance Platf… Read more