VivoPower International, OSR Holdings, and Petros Pharmaceuticals are the 3 Penny Stocks to watch on March 27, 2025, based on TipRanks’ Penny Stock Screener tool. Penny stocks are defined as stocks that trade at or below $5 per share and have a market capitalization of below $300 million.
The Penny Stock Screener helps investors scan stocks based on numerous parameters, including Sector, Price Target Upside, Smart Score, Analyst Consensus, Dollar Volume, and Price Change.
We leveraged the tool to pick the top three penny stocks with the highest Dollar Volume as of the close on March 26, 2025. Simply put, Dollar Volume is the number of shares traded on a particular day multiplied by the day’s share price.

VivoPower International (VVPR) – VivoPower is focused on providing sustainable energy solutions to the electric vehicle (EV) sector, with operations spanning UK, Australia, Southeast Asia, and the U.S. On March 26, VVPR had a Dollar Volume of $597.84 million, accompanied by a stock price surge of nearly 85%.
VivoPower’s stock has been rising since March 24, following the announcement of the receipt of an unsolicited, non-binding takeover offer from Abu Dhabi-based Energi Holdings for $120 million. Notably, VivoPower’s board of directors is currently reviewing the offer and will provide an update once a decision is made.
OSR Holdings, Inc. (OSRH) – South Korea-based OSR Holdings, Inc. operates through its unit, OSR Holdings Co. Ltd., which is a global healthcare company. The subsidiary acquires and operates a portfolio of health-care companies that are focused on developing treatments for cancer and other degenerative diseases. OSRH’s Dollar Volume stood at $364.41 million yesterday, while its stock price skyrocketed more than 136%.
OSR’s shares moved higher yesterday on positive news from one of its subsidiaries, Vaximm AG. The company announced favorable final data from its Phase 2a clinical trial, evaluating its lead drug candidate, VXM01, in combination with avelumab for recurrent glioblastoma (GBM) treatment.
Petros Pharmaceuticals (PTPI) – Petros Pharmaceuticals operates in the $38 billion self-care market, with the aim of expanding access to key prescription drugs (Rx) as over-the-counter (OTC) treatment options. PTPI had a Dollar Volume of $214.34 million on March 26, while its stock price soared by 133.6%.
There was no specific news for Petros Pharmaceuticals yesterday. However, investors could be showing growing interest in the company’s shares following its strategic partnership with an unnamed but reportedly renowned big data and analytics solutions provider. The integration is expected to accelerate the company’s platform capabilities in identifying eligible patients to receive formerly Rx medications over the counter.
To find more penny stocks like these, you can take a look at TipRanks’ Penny Stock Screener tool. It shows a list of all penny stocks, their price movement, and other vital data.