European Penny Stocks To Watch In December 2025

As the European markets navigate a mixed landscape with some indices gaining and others slipping, investors are closely watching central bank policies and economic indicators for cues. Penny stocks, though often considered a niche investment area, continue to offer intriguing opportunities for those looking beyond the larger market names. These smaller or newer companies can present growth potential at lower price points, particularly when they demonstrate strong financial health and solid fundamentals.

Top 10 Penny Stocks In Europe

Click here to see the full list of 291 stocks from our European Penny Stocks screener.

Let's uncover some gems from our specialized screener.

Olidata (BIT:OLI)

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

Overview: Olidata S.p.A. is a systems integration and technology consulting company with a market capitalization of €41.85 million.

Operations: The company generates revenue primarily from its Computer Hardware segment, which accounts for €72.23 million.

Market Cap: €41.85M

Olidata S.p.A., with a market capitalization of €41.85 million, reported declining revenue and a net loss for the half year ending June 2025, highlighting challenges in its financial performance. Despite this, the company maintains more cash than total debt and has not significantly diluted shareholders recently. However, Olidata's board lacks experience with an average tenure of 1.5 years, and short-term liabilities exceed short-term assets by €7.5 million. The company faced a large one-off loss impacting recent results but forecasts suggest potential earnings growth of 66.23% annually, indicating possible future recovery opportunities in its operations.

• Click to explore a detailed breakdown of our findings in Olidata's financial health report.
• Examine Olidata's earnings growth report to understand how analysts expect it to perform.

SHT Smart High-Tech (DB:7H6)

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

Overview: SHT Smart High-Tech AB (publ) develops and sells nano-based materials and solutions for thermal management applications across multiple regions including Sweden, Europe, the United States, China, Japan, South Korea, and Southeast Asia with a market cap of €502.35 million.

Operations: The company generates SEK 8.77 million in revenue from its Electronic Components & Parts segment.

Market Cap: €502.35M

SHT Smart High-Tech AB, with a market cap of €502.35 million, is navigating the penny stock landscape with its focus on nano-based materials for thermal management. Despite generating SEK 9.71 million in revenue over nine months ending September 2025, the company remains pre-revenue by US$ standards and unprofitable, with losses growing annually by 49.3%. It holds no debt and covers short-term liabilities with SEK 66.5 million in assets but faces high volatility and less than a year of cash runway. The board's experience contrasts with an inexperienced management team averaging under one year in tenure.

• Jump into the full analysis health report here for a deeper understanding of SHT Smart High-Tech.
• Learn about SHT Smart High-Tech's historical performance here.

Nordic Iron Ore (OM:NIO)

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

Overview: Nordic Iron Ore AB (publ) focuses on the exploration, development, and mining of iron ore deposits in Västerbergslagen, Sweden, with a market cap of SEK338.90 million.

Operations: Currently, there are no reported revenue segments for the company.

Market Cap: SEK338.9M

Nordic Iron Ore AB, with a market cap of SEK338.90 million, is pre-revenue and currently unprofitable, reporting increased losses of SEK 15.26 million for the first nine months of 2025. The company is debt-free and has sufficient cash runway for over a year under stable conditions, though its cash runway would be less than a year if free cash flow continues to decline. Recent exploration efforts at Blotberget show potential for expanding mineral resources significantly if successful. However, both the management team and board are relatively inexperienced with short average tenures.

• Get an in-depth perspective on Nordic Iron Ore's performance by reading our balance sheet health report here.
• Explore historical data to track Nordic Iron Ore's performance over time in our past results report.

Next Steps

• Investigate our full lineup of 291 European Penny Stocks right here.
• Curious About Other Options? We've found 13 US stocks that are forecast to pay a dividend yeild of over 6% next year. See the full list for free.

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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