InsidersTradesSigma
QUANTUM CORP /DE/ Stock: price and insider trades · United States · SEC (Form 4)
Track the QUANTUM CORP /DE/ share price and the full insider trade history of the company, a listed equity based in United States. Shares are listed on US US, under the oversight of SEC (Form 4). Operating in the Technology sector, QUANTUM CORP /DE/ has published 107 public disclosures. Market capitalisation: €409.5m. The latest transaction was filed on 7 July 2026 (Cession). Among the most active insiders: Cabrera Brian E. Every trade is openly available.
107
Insider Decl.
0
Thresholds
·
0 ops.
Buy Volume
€10m
60 ops.
Sell Volume
Analyst consensus: bullish or bearish?
Analysts rate QUANTUM CORP /DE/ Buy (bullish), based on 2 analysts. Average price target: US$16.50.
54Σ signal
Informational score on this market. Our backtest validates the signal only on 8 EU venues; elsewhere (notably US markets) insider buys historically invert or do not hold. Not a recommendation.
Fundamental score
Ranked 23,750 of 26,153 companies
21.0
score / 100
Value13
Quality29
FCF yld-9.7%
Earn yld-25%
EV/EBITDA·
ROE·
Gross mgn37%
Net mgn-36%
Debt/EBITDA·
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Sigma AI Analysis
Fundamental view, insider signal, bull and bear case, synthesis.
AI-generated analysis. Opinion, not investment advice. Not backtested. Built from public filings and financials. No price target, no buy or sell recommendation.
Last declaration on 7 July 2026
Declarations107 total
6,232 shares@ US$10.510.016% mcap100.0% of flowCommon StockSEC:0001628280-26-047487:0
260 shares@ US$10.510.0007% mcap19.7% of flowCommon StockSEC:0001628280-26-047490:0
11,020,645 shares@ US$5.19440.32% mcap78.1% of flowCommon StockSEC:0000899140-26-000636:0
3,083,975 shares@ US$5.19411.28% mcap21.9% of flowCommon StockSEC:0000899140-26-000636:1
11,020,645 shares@ US$5.19440.32% mcap78.0% of flowCommon StockSEC:0001628280-26-041759:0
3,083,975 shares@ US$5.19411.28% mcap21.8% of flowCommon StockSEC:0001628280-26-041759:1
109 shares@ US$5.444.1% of flowCommon StockSEC:0001628280-26-023655:0
1,000 shares0Common StockSEC:0002085977-25-000004:0
1,000 shares0Common StockSEC:0002085976-25-000005:0
37,500 shares0Common StockSEC:0001419111-25-000003:0
500 shares0Common StockSEC:0001979364-25-000006:0
2,975 shares@ US$10.8632.5% of flowCommon StockSEC:0001628280-25-044169:0
284 shares@ US$7.39912.4% of flowCommon StockSEC:0001979364-25-000004:0
4,405 shares0Common StockSEC:0000709283-25-000013:0
1,874 shares0Common StockSEC:0000709283-25-000008:0
5,828 shares0Common StockSEC:0000709283-25-000009:0
333 shares0Common StockSEC:0000709283-25-000010:0
962,127 shares@ US$10.2559.2% of flowCommon StockSEC:0000950170-25-055367:0
136 shares@ US$12.846416.4% of flowCommon StockSEC:0000709283-25-000005:0
1,279 shares@ US$21.52928.4% of flowCommon StockSEC:0000709283-25-000001:0
3,681 shares@ US$4.430.8% of flowCommon StockSEC:0000950170-25-006915:0
935 shares@ US$35.6892.8% of flowCommon StockSEC:0000950170-25-006929:0
1,487 shares@ US$35.6854.5% of flowCommon StockSEC:0000950170-25-006922:0
2,511 shares@ US$35.684.6% of flowCommon StockSEC:0000950170-25-006931:0
328 shares@ US$4.4313.8% of flowCommon StockSEC:0000950170-25-006916:0
25 of 107 declarations
About QUANTUM CORP /DE/
Quantum Corp /DE/ (ticker QMCO) is a U.S.-listed technology company traded on the NASDAQ in the United States. The company is focused on data storage and data management infrastructure, with a historical specialization in unstructured data, backup, archiving, and recovery workflows. For international investors, Quantum is best understood not as a consumer technology brand, but as a niche enterprise infrastructure vendor serving organizations that need reliable, scalable data protection and long-term retention. The company was founded in 1980 and has spent decades evolving from classic storage hardware into a broader portfolio that combines hardware, software, and workflow-oriented data management solutions. Quantum’s headquarters are in San Jose, California, in the heart of Silicon Valley. That location is strategically important because it places the company close to the U.S. technology ecosystem, enterprise buyers, channel partners, and product-development talent. Over time, Quantum has built a reputation around products used in data-intensive environments where performance, capacity efficiency, and resilience matter. Its core offerings include storage systems, backup appliances, file systems, and tape-based archive solutions. Well-known product families include StorNext, Scalar, and DXi, which are designed for customers managing large volumes of unstructured content such as video, research data, media assets, healthcare records, and public-sector archives. From a competitive standpoint, Quantum operates in a crowded market dominated by large storage vendors, software-defined infrastructure providers, and cloud-alternative solutions. Its differentiation lies in its focus on specialized workloads and on-premises or hybrid environments where organizations still need high-capacity, predictable, and controllable storage architectures. The company sells through a mix of distributors, value-added resellers, OEM relationships, and direct sales to enterprises and government users, supporting its reach across the United States and international markets. Recent developments have centered on balance-sheet flexibility, strategic financing, and operational repositioning. Quantum has announced measures involving a strategic investor and debt-related transactions intended to improve financial flexibility and support growth initiatives. Those actions are important for equity investors because they can affect dilution, capital structure, and near-term execution risk. More broadly, the company is trying to align its portfolio with demand trends around AI, unstructured data growth, and the continuing need for enterprise-grade storage and protection solutions. Overall, QMCO offers a specialized exposure to enterprise data infrastructure, but it also carries a higher-risk profile than larger storage peers due to its financial structure, competitive pressures, and the need for consistent commercial execution.
