Accendra Health Inc. (NYSE:ACH) is one of the most undervalued penny stocks to buy right now. On February 19, Accendra Health reported full-year 2025 revenue of nearly $2.8 billion, which was a 3% year-over-year increase. Despite this growth, Q4 adjusted EBITDA fell to $90 million from $102.5 million in the prior year, bringing the annual total to $375 million. This progress was supported by the sale of the company’s former products and healthcare services business, allowing the firm to focus on its core h ...