D-Wave Quantum And Advance Auto Parts Are Among Top 7 Mid-Cap Gainers Last Week (May 19-May 23): Are The Others In Your Portfolio?
Written by Emily J. Thompson, Senior Investment Analyst
Updated: May 25 2025
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Should l Buy RGC?
Source: Benzinga
Top Performing Mid-Cap Stocks: D-Wave Quantum Inc. saw a 53.47% increase after launching its Advantage2 quantum system, while Regencell Bioscience Holdings and Advance Auto Parts also experienced significant gains of 42.49% and 38.94%, respectively, following positive company announcements.
Other Notable Stock Increases: Merus N.V. rose by 32.68% due to promising clinical trial data, Oklo Inc. gained 29.56% amid regulatory easing reports, and several other mid-cap stocks like Sibanye-Stillwater Limited and BGM Group Ltd. also showed strong performance last week.
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Analyst Views on RGC
About RGC
Regencell Bioscience Holdings Ltd is a bioscience company that focuses on research, development and commercialization of traditional Chinese medicine (TCM) for the treatment of neurocognitive disorders and degeneration, specifically attention deficit and hyperactivity disorder (ADHD) and autism spectrum disorder (ASD). The Company launches three liquid based standardized TCM formulae candidates for mild, moderate and severe ADHD and ASD patients.
About the author

Emily J. Thompson
Emily J. Thompson, a Chartered Financial Analyst (CFA) with 12 years in investment research, graduated with honors from the Wharton School. Specializing in industrial and technology stocks, she provides in-depth analysis for Intellectia’s earnings and market brief reports.
- U.S. Stock Market Performance: Stock indexes in the U.S. experienced gains on Monday, with the S&P 500 rising by 1.38%.
- Index Movements: The Dow Jones Industrial Average also increased by 1.38%, while the Nasdaq Composite saw a rise of 1.15%.
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- Market Opening: U.S. stock markets are set to open in two hours.
- Vertex Pharmaceuticals Performance: Vertex Pharmaceuticals Inc. (VRTX) saw a 6.2% increase in pre-market trading.
- UFP Industries Performance: UFP Industries Inc. (UFPI) experienced a 5.0% rise in pre-market trading.
- Overall Market Sentiment: The pre-market gains indicate positive sentiment among investors for these companies.
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- Staggering Market Capitalization: Regencell Bioscience boasts a market cap nearing $12 billion with a shocking 21,000% stock price increase over the past year, yet investors should exercise caution to avoid being lured by such massive gains.
- Research Stage Risks: As an early-stage bioscience company, Regencell focuses on traditional Chinese medicine (TCM) research, and despite operating for 14 years, it has yet to secure any patented drugs, highlighting the uncertainty and high risks associated with its R&D efforts.
- Lack of Marketable Products: The company's annual report clearly states that Regencell has no saleable products and has not generated any revenue from product sales, raising concerns about its future viability as a going concern.
- Cautious Investment Advice: Given the absence of products and the high-risk nature of its business, investors are advised to steer clear of Regencell and consider established companies like Pfizer that have a robust portfolio of patented drugs to mitigate investment risks.
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- Remarkable Market Capitalization: Regencell Bioscience boasts a market cap nearing $12 billion, with its stock surging 21,000% over the past year, yet investors are advised to tread carefully and not be lured by such massive price gains.
- Lack of Marketable Products: Since its inception in 2014, the company has failed to find any marketable drugs and has not generated revenue from product sales, which significantly heightens the investment risk in the bioscience sector.
- Focus on Traditional Chinese Medicine: Regencell's emphasis on Traditional Chinese Medicine (TCM) lacks the appeal of patented drugs, making it less attractive compared to more established pharmaceutical companies that have proven portfolios.
- Cautious Investment Recommendations: Analysts recommend that investors thoroughly understand the drug candidates being researched by Regencell before considering stock purchases, given the high-risk nature of the investment.
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- Surprising Market Cap: Regencell Bioscience boasts a market capitalization nearing $12 billion, with a staggering 21,000% stock price increase over the past year, yet investors are advised to tread carefully to avoid being lured by such massive gains, given the high-risk nature of the biotech sector.
- Slow R&D Progress: Despite being established in 2014 and focusing on Traditional Chinese Medicine (TCM), Regencell has yet to secure any patented drugs or generate revenue from product sales, highlighting the significant uncertainty surrounding its research outcomes.
- Significant Investment Risks: The lack of marketable products and the focus on TCM render Regencell a high-risk investment, suggesting that most investors should opt for established pharmaceutical companies with a portfolio of patented drugs to mitigate investment risks.
- Market Competition Analysis: Compared to large pharmaceutical firms like Pfizer, Regencell's investment appeal appears minimal, as Pfizer is heavily investing in the GLP-1 space and possesses a robust portfolio of patented drugs to bolster its competitive edge.
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- High-Risk Investment: Regencell Bioscience focuses on the research and development of Traditional Chinese Medicine (TCM) for treating neurocognitive disorders and infectious diseases, yet with no products currently in regulatory approval, the investment risk remains extremely high.
- Funding Needs: As an early-stage bioscience company, Regencell requires substantial capital to support its R&D activities, posing a risk to investors who may face capital losses if the research fails, making it suitable only for the most aggressive investors.
- Market Performance: Currently, Regencell's stock has dropped by 4.01%, with a price of $24.43 and a market cap of $13 billion, reflecting market concerns about its future prospects, especially in the absence of any products.
- Industry Competition: While TCM may present a promising research avenue, larger pharmaceutical companies are likely to explore this space more thoroughly, potentially placing Regencell at a competitive disadvantage due to its narrow focus.
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