Transcend Services ( TRCR) was surging nearly 40% after the medical-transcription company swung to a profit in both the fourth quarter. For the quarter, profits totaled $762,000, or a dime a share, compared with a loss of $444,000, or 6 cents a share, a year ago. Revenue rose 23% from last year to $9 million. Shares were up $1.73 to $6.08. Digital Music Group ( DMGI) ballooned on news that the Sacramento, Calif.-based company, which buys, digitally processes and redistributes audio and video recordings, has struck a three-year deal to have its video files sold through Apple's ( AAPL) iTunes store. Specific monetary terms weren't disclosed, but Apple will pay DMG "fixed wholesale prices" for all video downloads and DMG will remain responsible for paying any necessary third-party royalties. DMG shares were rising 60 cents, or 15.9%, to $4.39. Apple was recently trading up $1.19, or 1.4%, to $86.89. Vertrue ( VTRU) flew past Wall Street expectations for the quarter ended Dec. 31, posting earnings of $8.7 million, or 74 cents a share, up from $7.7 million, or 66 cents a share, a year ago. Analysts polled by Thomson Financial were looking for 64 cents. The Norwalk, Conn., Internet marketer's sales rose 12% to $178.6 million, slightly under the $180 million consensus. Shares were adding $3.76, or 9.4%, to $43.88. Rockwell Medical Technologies ( RMTI) jumped after it announced success in preclinical animal studies testing the safety of its iron-delivery compound soluble ferric pyrophosphate. The compound is meant to maintain iron balance in patients undergoing dialysis treatment for end-stage renal disease. Shares were gaining 54 cents, or 9.7%, to $6.09.