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Quantum Cyber N.V. (QUCY) Stock Price, News & Analysis

QUCY NASDAQ

Ticker history: MYNZ became QUCY (Quantum Cyber N.V.) on . Earlier news and filings retain their original names and dates. View MYNZ history.

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Price Move History

Daily moves over 5%
75 171 sessions, March 12, 2026 to November 12, 2026
Largest daily move
+315.1% close of May 13, 2026
1-month change
-45.2% closing prices, October 12, 2026 to November 12, 2026

Company Description

Quantum Cyber N.V. Overview

Quantum Cyber N.V. (QUCY) is a Nasdaq-listed autonomous defense technology company. The company describes its focus as an AI-powered System-of-Systems platform for drone warfare, counter-UAS, border security, demining, command-and-control, autonomous naval mine countermeasures, EMP shielding, and quantum antenna applications. Its ordinary shares trade on the Nasdaq Capital Market under the symbol QUCY.

Quantum Cyber N.V. is organized as a Netherlands company and has identified Norwalk, Connecticut, as its headquarters location in company releases and SEC filings. The company was formerly known as Mainz Biomed N.V., and older filings discuss a prior colorectal cancer screening business that included ColoAlert sales and the wind down of a colorectal cancer screening sales and marketing team. The QUCY record therefore includes both the company’s former diagnostics-related history and its newer autonomous defense technology identity.

Autonomous Defense Platform

Quantum Cyber’s stated business focus centers on autonomous systems used in defense and national-security settings. Company releases describe an AI-powered, quantum-accelerated System-of-Systems platform that spans drones, counter-UAS, command-and-control, and quantum antenna applications. In this context, System-of-Systems refers to a platform approach in which multiple hardware, software, communications, and autonomy elements are designed to work together rather than as isolated products.

The company has described Quantum Station as its battlefield command-and-control platform. It has also described a Swarm Operating System being designed so Quantum Cyber platforms across air, land, and sea can operate as a coordinated force under a single Quantum Station operator. Company disclosures describe intended functions for that system, such as shared situational awareness, autonomous target discrimination, cooperative routing, and mission-level decisioning.

Quantum Cyber has also disclosed in-house AI infrastructure intended to support the Swarm Operating System and AI and autonomy features for Quantum Station. The company frames this infrastructure as part of its effort to build autonomy into defense platforms rather than depend only on manual drone operation.

Drone Manufacturing and Bridgeport Facility

Quantum Cyber has tied its defense strategy to domestic manufacturing capacity in Bridgeport, Connecticut. Company releases describe a U.S.-based manufacturing facility in Bridgeport where the company reported the assembly of its first mini-interceptor drone and the purchase and installation of a 3D printing drone production farm.

The company has stated that the Bridgeport 3D printing operation is intended to serve as its primary autonomous drone manufacturing operation at that site. Disclosures describe dedicated capacity for structural airframe components, enclosures, and printed subassemblies across planned attritable one-way attack, interceptor, surveillance, VTOL, and long-range drone product lines. These disclosures support Quantum Cyber’s stated shift from technology development and IP licensing toward a vertically integrated domestic defense manufacturing model.

SEC filings also describe a property acquisition connected to the Bridgeport manufacturing complex. Quantum Drones Corporation entered into an agreement with Arcade Realty LLC to acquire Bridgeport real property, and the company later reported that the acquisition was completed. Arcade Realty LLC appears in the filings as the property transaction counterparty, while Quantum Drones Corporation is described in company materials as Quantum Cyber’s wholly owned U.S. defense subsidiary.

Quantum Photonic Antenna Technology

Quantum Cyber’s filings describe an exclusive, worldwide license from Project LightShift for patent-protected quantum photonic array technology, referred to by the company as quantum antenna technology. The license covers development, manufacturing, and commercialization of quantum antenna systems for UAV and drone platforms in defense and national-security applications.

Company releases describe the Quantum Photonic Antenna as part of the quantum layer of Quantum Cyber’s autonomous defense platform. The company’s technical description presents the architecture as a pipeline of capture, separate, convert, squeeze, and synchronize, coordinated by probability and state-transition logic and phase control across an array. Applications described by the company include resilient communications for unmanned aerial systems operating in contested and denied environments, satellite-to-ground and space-based optical communications, supplemental broad-spectrum energy harvesting, optical power beaming, multispectral sensing, and optical navigation in GPS-degraded conditions.

The company has also stated that it is seeking manufacturing partners, foundries, and applied-R&D organizations to build a working prototype of its exclusively licensed quantum-photonic antenna front-end. That effort is presented in company communications as complementary to its drone airframe, propulsion, and domestic manufacturing work.

Commercial and Regional Focus

Quantum Cyber releases discuss U.S. sales build-out and Middle East commercial expansion as the company advances its autonomous defense platform. The company has referenced government and sovereign engagement across the Gulf Cooperation Council and Israel. It has also described U.S. commercialization work alongside the ramp-up of its Bridgeport manufacturing facility and purchase orders assumed by Quantum Drones Corporation.

Because many of Quantum Cyber’s disclosed activities involve defense, autonomous systems, licensing, and manufacturing, investors following QUCY often focus on whether company filings and releases show progress in prototype development, facility operations, commercial orders, material agreements, and financing structure. The company’s public record includes quarterly reports, material event filings, license agreements, property acquisition disclosures, auditor-related filings, and investor presentation filings.

Corporate and Filing Profile

Quantum Cyber files reports with the SEC as a Nasdaq-listed issuer. Its filings identify QUCY ordinary shares, nominal value €0.01 per share, as registered on the Nasdaq Capital Market. The company is identified in filings as an emerging growth company.

Recent SEC disclosures include quarterly reports, 8-K filings for material agreements, property acquisition matters, changes in certifying accountant, at-the-market issuance agreement termination, investor presentation furnishing, governance matters, shareholder voting matters, capital structure matters, and operating and financial results. These filings are especially relevant because Quantum Cyber’s public profile has changed from its former Mainz Biomed N.V. identity toward autonomous defense technology, drone manufacturing, and licensed quantum antenna systems.

Stock Performance

$0.5900
+4.54%
+0.0256
After hoursChange vs the $0.5644 closeLast updated: November 12, 2026 at 17:11
-45.2%
Performance 1 month
$49.6M

Quantum Cyber N.V. (QUCY) closed at $0.5644 on November 12, 2026. Over the past month, the price has lost 45.2%.

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QUCY Metrics & Rankings

Price returns through November 12, 2026. Month and year figures include the first trading day. Ranking links may use different dates.

Latest News

Quantum Cyber N.V. has 10 recent news articles, with the latest published today. Of the recent coverage, 3 articles coincided with positive price movement and 6 with negative movement. Key topics include management, acquisition, AI. View all QUCY news →

SEC Filings

Quantum Cyber N.V. has filed 10 recent SEC filings, including 4 Form 8-K, 2 Form 10-Q, 1 Form 4, 1 Form 424B5. The most recent filing was submitted on . SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all QUCY SEC filings →

Financial Highlights

Quantum Cyber N.V. generated $537K in revenue in FY2025, retaining a 72.6% gross margin, operating income reached -$16.1M, and net income was -$16.2M. Diluted earnings per share stood at -$2.70. The company generated -$11.0M in operating cash flow. The current ratio was 0.90, measuring current assets divided by current liabilities.

$537K
Revenue (FY2025)
-$16.2M
Net Income (FY2025)
-$11.0M
Operating Cash Flow

Upcoming Events

YEAR
2027
2027 Product

Drone manufacturing start

Quantum Cyber expects to begin drone manufacturing and initiate sales in early 2027 (Jan–Apr 2027) from Bridgeport.
NOV
30
November 30, 2027 Financial

CEO funding commitment

CEO David Lazar committed up to $8.0M to the company, available through Nov 30, 2027, supporting operations and growth plans.

Quantum Cyber N.V. has 2 upcoming scheduled events. The next event, "Drone manufacturing start", is expected in 2027. 1 of them is a financing or capital event, such as a dividend or a debt maturity. Investors can track these dates to stay informed about potential catalysts that may affect the QUCY stock price.

Short Interest History

Last 12 Months

Short interest in Quantum Cyber N.V. (QUCY) currently stands at 788.7 thousand shares, down 36.8% from the previous reporting period, representing 2.8% of the float. Since March 2026, short interest has increased by 66.5%.

Days to Cover History

Last 12 Months

Days to cover for Quantum Cyber N.V. (QUCY) currently stands at 2.3 days, up 28.9% from the previous period. The ratio is the reported short interest divided by the average daily trading volume. Since March 2026, the figure has increased by 132%. Across the settlements charted above, it has ranged from 1.0 to 5.5 days.

QUCY Company Profile & Sector Positioning

Quantum Cyber N.V. (QUCY) operates in the Diagnostics & Research industry within the broader Healthcare sector and is listed on the NASDAQ.

Investors comparing QUCY often look at related companies in the same sector, including Insight Molecular Diagnostics Inc. (IMDX), Biodesix, Inc. (BDSX), Burning Rock Biotech Limited (BNR), Exagen Inc. (XGN), and Interpace Biosciences New (IDXG). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate QUCY's relative position within its industry.

Frequently Asked Questions

The current stock price of Quantum Cyber N.V. (QUCY) is $0.5900 in after-hours trading as of November 12, 2026.

The market cap of Quantum Cyber N.V. (QUCY) is approximately $49.6M. Learn more about what market capitalization means .

The FY2025 revenue of Quantum Cyber N.V. (QUCY) is $537K, from its most recent completed fiscal year.

The FY2025 net income of Quantum Cyber N.V. (QUCY) is -$16.2M, from its most recent completed fiscal year.

The diluted earnings per share (EPS) of Quantum Cyber N.V. (QUCY) is -$2.70 for FY2025, its most recent completed fiscal year. Learn more about EPS .

The operating cash flow of Quantum Cyber N.V. (QUCY) is -$11.0M for FY2025, its most recent completed fiscal year. Learn about cash flow.

The gross profit margin of Quantum Cyber N.V. (QUCY) is 72.6% for FY2025, its most recent completed fiscal year. Learn about gross margins.

The current ratio of Quantum Cyber N.V. (QUCY), current assets divided by current liabilities, was 0.90 at the end of FY2025, its most recent completed fiscal year. Learn about liquidity ratios.

The gross profit of Quantum Cyber N.V. (QUCY) is $390K for FY2025, its most recent completed fiscal year.

The operating income of Quantum Cyber N.V. (QUCY) is -$16.1M for FY2025, its most recent completed fiscal year. Learn about operating income.

Quantum Cyber N.V. is a Nasdaq-listed autonomous defense technology company. The company describes its platform as an AI-powered System-of-Systems for drone warfare, counter-UAS, border security, demining, command-and-control, and quantum antenna applications.

Quantum Cyber N.V. ordinary shares trade on the Nasdaq Capital Market under the symbol QUCY. SEC filings identify the shares as ordinary shares with a nominal value of €0.01 per share.

Company releases and SEC filings identify Norwalk, Connecticut, as Quantum Cyber’s headquarters location. The company also describes a manufacturing facility in Bridgeport, Connecticut.

Yes. SEC filings identify Quantum Cyber N.V. as formerly Mainz Biomed N.V. Older filings discuss ColoAlert sales and the wind down of a colorectal cancer screening sales and marketing team.

Quantum Cyber describes Quantum Station as its battlefield command-and-control platform. The company has said it is building AI and autonomy features into the platform.

Quantum Cyber says its Swarm Operating System is being designed to coordinate company platforms across air, land, and sea under a single Quantum Station operator. Company descriptions refer to shared situational awareness, autonomous target discrimination, cooperative routing, and mission-level decisioning.

SEC filings describe an exclusive, worldwide license from Project LightShift for patent-protected quantum photonic array technology. The license covers quantum antenna systems for UAV and drone platforms in defense and national-security applications.

Quantum Cyber describes the Bridgeport, Connecticut facility as part of its domestic manufacturing plan. Company releases connect the site to mini-interceptor drone assembly and a 3D printing drone production operation.

Company materials describe Quantum Drones Corporation as Quantum Cyber’s wholly owned U.S. defense subsidiary. Filings also connect Quantum Drones Corporation to the Bridgeport property acquisition.

Relevant filings include 10-Q quarterly reports, 8-K material event filings, license agreement disclosures, property acquisition filings, capital structure disclosures, auditor-related filings, and governance records. These filings document the company’s shift in focus, material agreements, and manufacturing-related disclosures.