European Penny Stocks To Watch In October 2026

As European markets navigate a landscape marked by geopolitical tensions and fluctuating energy prices, investors are increasingly turning their attention to corporate fundamentals during the earnings season. Amid these conditions, penny stocks—often representing smaller or newer companies—remain an intriguing segment for those seeking growth at lower price points. Though the term may seem outdated, these stocks can offer compelling opportunities when backed by strong financials and solid fundamentals, making them worth watching in today's market climate.

Here's a peek at a few of the choices from the screener.

Guillemot (ENXTPA:GUI)

Simply Wall St Financial Health Rating: ★★★★★★

Overview: Guillemot Corporation S.A. designs, manufactures, and sells interactive entertainment hardware and accessories across the European Union, the United Kingdom, North America, and internationally with a market cap of €57.65 million.

Operations: The company's revenue is primarily derived from its Thrustmaster segment, which generated €112.84 million, and its Hercules segment, contributing €12.26 million.

Market Cap: €57.65M

Guillemot Corporation S.A. is navigating the penny stock landscape with a market cap of €57.65 million and stable revenue streams, primarily from its Thrustmaster segment. Despite reporting a net loss of €1.26 million for the first half of 2026, the company has reduced its debt to equity ratio significantly over five years and maintains more cash than total debt, indicating prudent financial management. While currently unprofitable with negative return on equity, Guillemot's seasoned board and management team provide experienced oversight as it aims to achieve an operating profit target equivalent to 5% of turnover for 2026.

• Click to explore a detailed breakdown of our findings in Guillemot's financial health report.
• Learn about Guillemot's historical performance here.

Imperio Alternatywna Spolka Inwestycyjna (WSE:IMP)

Simply Wall St Financial Health Rating: ★★★★☆☆

Overview: Imperio Alternatywna Spolka Inwestycyjna S.A. operates as an investment company, with a market capitalization of PLN15.35 million.

Operations: The company's revenue is derived entirely from its investment segment and related activities, totaling PLN0.008 million.

Market Cap: PLN15.35M

Imperio Alternatywna Spolka Inwestycyjna S.A., with a market cap of PLN15.35 million, is pre-revenue, generating only PLN8K from its investment activities. Despite being debt-free and having short-term assets of PLN2.5M that cover its liabilities of PLN50K, the company faces challenges with a negative return on equity of -36.97% and increasing losses over the past five years at 7.5% annually. Recent earnings revealed a net loss of PLN4.1 million for the first half of 2026, reflecting heightened volatility in share price and financial performance amidst an unseasoned board and management team.

• Jump into the full analysis health report here for a deeper understanding of Imperio Alternatywna Spolka Inwestycyjna.
• Understand Imperio Alternatywna Spolka Inwestycyjna's track record by examining our performance history report.

Mister Spex (XTRA:MRX)

Simply Wall St Financial Health Rating: ★★★★★☆

Overview: Mister Spex SE is a retailer of optical products operating in Germany and internationally, with a market cap of €37.91 million.

Operations: Mister Spex SE has not reported any specific revenue segments.

Market Cap: €37.91M

Mister Spex SE, with a market cap of €37.91 million, faces challenges as it remains unprofitable and is not expected to achieve profitability in the near term. The company reported a net loss of €7.14 million for Q2 2026, up from €4.82 million the previous year, indicating increasing losses over time. Despite these setbacks, Mister Spex maintains strong liquidity with short-term assets exceeding both short- and long-term liabilities and has more cash than debt. Recent earnings guidance suggests revenue could decline by up to 10% year-on-year for 2026 amidst stable weekly volatility at 6%.

• Click here and access our complete financial health analysis report to understand the dynamics of Mister Spex.
• Explore Mister Spex's analyst forecasts in our growth report.

Turning Ideas Into Actions

• Reveal the 292 hidden gems among our European Penny Stocks screener with a single click here.
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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.

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