STOCK TITAN

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

QUCY NASDAQ
Published by Stock Titan Data refreshed

Price Move History

Daily moves over 5%
60 137 sessions, March 12, 2026 to September 25, 2026
Largest daily move
+315.1% close of May 13, 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

$1.37
+3.01%
+0.04
Last updated: September 25, 2026 at 19:59
+0.7%
Performance 1 month
$115.2M

Quantum Cyber N.V. (QUCY) closed at $1.37 on September 25, 2026. Over the past month, the price has gained 0.7%.

See what a $1,000 investment in QUCY would be worth today

QUCY Metrics & Rankings

Price returns through September 25, 2026. Month-to-date and YTD 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 2 days ago. Of the recent coverage, 6 articles coincided with positive price movement and 4 with negative movement. Key topics include acquisition, AI. View all QUCY news →

Financial Highlights

Quantum Cyber N.V. generated $537K in revenue in FY2025, retaining a 72.6% gross margin, operating income reached -$16.1M (-3005.0% operating margin), and net income was -$16.2M, reflecting a -3018.3% net profit margin. Diluted earnings per share stood at -$2.70. The company generated -$11.0M in operating cash flow. With a current ratio of 0.90, short-term liquidity bears monitoring.

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

Upcoming Events

Short Interest History

Last 12 Months

Short interest in Quantum Cyber N.V. (QUCY) currently stands at 2.2 million shares, down 13.8% from the previous reporting period, representing 9.1% of the float. Since March 2026, short interest has increased by 374.7%.

Days to Cover History

Last 12 Months

Days to cover for Quantum Cyber N.V. (QUCY) currently stands at 3.0 days, up 8% from the previous period. This days-to-cover ratio represents a balanced liquidity scenario for short positions. The days to cover has increased 197% over the past year, indicating either rising short interest or declining trading volume. The ratio has shown significant volatility over the period, ranging from 1.0 to 4.4 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.

Frequently Asked Questions

What is the current stock price of Quantum Cyber N.V. (QUCY)?

The current stock price of Quantum Cyber N.V. (QUCY) is $1.37 as of September 25, 2026.

What is the market cap of Quantum Cyber N.V. (QUCY)?

The market cap of Quantum Cyber N.V. (QUCY) is approximately $115.2M. Learn more about what market capitalization means .

What is the revenue of Quantum Cyber N.V. (QUCY) stock?

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

What is the net income of Quantum Cyber N.V. (QUCY)?

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

What is the earnings per share (EPS) of Quantum Cyber N.V. (QUCY)?

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 .

What is the operating cash flow of Quantum Cyber N.V. (QUCY)?

The operating cash flow of Quantum Cyber N.V. (QUCY) is -$11.0M. Learn about cash flow.

What is the profit margin of Quantum Cyber N.V. (QUCY)?

The net profit margin of Quantum Cyber N.V. (QUCY) is -3018.3%. Learn about profit margins.

What is the operating margin of Quantum Cyber N.V. (QUCY)?

The operating profit margin of Quantum Cyber N.V. (QUCY) is -3005.0%. Learn about operating margins.

What is the gross margin of Quantum Cyber N.V. (QUCY)?

The gross profit margin of Quantum Cyber N.V. (QUCY) is 72.6%. Learn about gross margins.

What is the current ratio of Quantum Cyber N.V. (QUCY)?

The current ratio of Quantum Cyber N.V. (QUCY) is 0.90, indicating the company's ability to pay short-term obligations. Learn about liquidity ratios.

What is the gross profit of Quantum Cyber N.V. (QUCY)?

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

What is the operating income of Quantum Cyber N.V. (QUCY)?

The operating income of Quantum Cyber N.V. (QUCY) is -$16.1M. Learn about operating income.

What is Quantum Cyber N.V.?

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.

What does QUCY trade on?

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.

Where is Quantum Cyber based?

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

Was Quantum Cyber formerly known by another name?

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.

What is Quantum Station?

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.

What is the Swarm Operating System?

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.

What is Quantum Cyber’s quantum antenna technology?

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.

What role does the Bridgeport facility play?

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.

What is Quantum Drones Corporation?

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.

What SEC filings are most relevant for Quantum Cyber investors?

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.