NEW YORK ( TheStreet) -- Several stocks trading near $5 were moving on above-average volume during Tuesday's session. Sirius XM ( SIRI) rose by a penny, or 1.7%, to 98 cents after Janco Partners upgraded the stock to buy from accumulate and raised its stock price target to $1.30 from 80 cents, citing operating leverage on a market rebound. Analyst Martin Pyykkonen said he expects Sirius XM to leverage its financial strength to contain or reduce operating expense areas such as programming and content as a percentage of revenue, adding that a delisting from the Nasdaq is "not likely." Volume topped 48.41 million shares, compared to the 50-day average daily volume of 159.23 million, according to the Nasdaq. CAS Medical Systems ( CASM) jumped by 24 cents, or 14.4%, to $1.87 after the company said the Japanese Patent Office has granted a new patent for the company's LASER-SIGHT technology, covering methods for non-invasively determining biological tissue oxygenation in general and for non-invasive methods utilizing near-infrared spectroscopy techniques. Volume topped 83,400 shares, compared to the 50-day average daily volume of 7,900. Popular ( BPOP) rose by 28 cents, or 9.2%, to $3.33 after the company announced a preliminary net loss of approximately $85 million for the first quarter, which would narrow from a fourth-quarter loss of $213.2 million. In addition, Popular said it has commenced a public offering of depositary shares, which is intended to raise $900 million. Volume topped 25.95 million shares, compared to the 50-day average daily volume of 9.72 million. Converted Organics ( COIN) jumped by 19 cents, or 21.5%, to $1.07 after the company said sales of its organic fertilizer products and tip fees totaled $811,600 for the first quarter, an increase of 65% from a year ago. In addition, Converted Organics said its annual report no longer contains a "going concern" qualification from its independent public accountants. Volume topped 1.26 million shares, compared to the 50-day average daily volume of 949,000. -- Written by Robert Holmes in Boston. Check out all of Tuesday's high-volume, under-$5 stocks at the Dollar Store. View the Dollar Store portfolio on StockPickr. Follow Robert Holmes on Twitter and become a fan of TheStreet.com on Facebook.