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10 Top Penny Stocks to Watch This Week, and One to Buy

Thanks to their low upfront investment costs, penny stocks are a great opportunity for investors who want strong gains with little initial investment.

Just look at VivoPower International Plc., the penny stock that topped our list of the 10 top penny stocks to watch this week.

Last Thursday (May 3), VivoPower Shares soared 88%.

While the solar panel company stated that they had not released any news that would cause a spike in share prices, the stock has experienced a significant increase in trade volume during last week's trading as investors anticipate the company's May earnings report.