NEW YORK ( TheStreet) -- Trico Marine Services ( TRMA) was among several stocks trading near $5 poised to move on above-average volume Friday. Trico Marine Services dropped by 40 cents, or 14.4%, to $2.04 in the premarket session after the company posted a first-quarter loss of $3.80 a share as revenue tumbled 36% from a year ago to $95.7 million. Additionally, Trico Marine Services said it had $32 million in cash and $737 million in total debt, reiterating that it does not expect to remain in compliance with its existing debt covenants. The 50-day average daily volume for Trico Marine Services is 1.03 million, according to the Nasdaq. Santarus ( SNTS) was expected to climb after the biopharmaceutical company posted a first-quarter profit of 5 cents a share, surprising analysts who had predicted a loss of a penny a share. The 50-day average daily volume for Santarus is 895,000. Shares rose 2.6% in late trading Thursday to $3.20. On the other hand, Sequenom ( SQNM) was set to fall by 9.3% to $5.08 in the premarket session after the company said it had a first-quarter loss of 27 cents a share, matching the Thomson Reuters average estimate. The 50-day average daily volume for Sequenom is 6.28 million. Elsewhere, Harmonic ( HLIT - Get Report) slumped by 50 cents, or 7.5%, to $6.20 in Thursday's after-market session after the video delivery solutions company said it had a first-quarter profit of 6 cents a share on revenue of $84.8 million, compared to estimate for a profit of 6 cents a share on revenue of $85.6 million. The 50-day average daily volume for Harmonic is 89,000. -- Written by Robert Holmes in Boston. Check out all of Friday'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.