NaviSite ( NAVI), a provider of IT hosting and outsourcing services, saw its shares jump 35% after the company said it had signed new contracts with several companies, including Telstra, Coverpoint, Parks Hotel Management, Global Marine and United Utilities. The company also renewed an agreement with XcapeWithUs. Shares of NaviSite were up 76 cents at $2.92. Wavecom ( WVCM) surged 16% after the French telecommunications company said it would acquire certain assets of Sony Ericsson's M2M Communications unit in a cash transaction valued at up to $39.6 million. Shares of Wavecom gained $1.86 to $13.22. Shares of satellite-radio company Worldspace ( WRSP) were sinking for a second session, lately by $1.27, or 14.3%, to $7.62. The stock was downgraded Friday by SG Cowen and fell more than 20% that day. Books-A-Million ( BAMM) slipped after the book retailer missed analysts' fourth-quarter earnings expectations. The company earned $11.2 million, or 66 cents a share, compared with $9.2 million, or 54 cents a share, a year ago. Sales increased 8.1% to $161.1 million. Analysts were expecting a profit of 68 cents a share on sales of $156.9 million. Same-store sales increased 4.1%. Additionally, the company's board declared an increase in the quarterly cash dividend, up 60% to 8 cents a share. Shares of Books-A-Million lost 81 cents, or 6.4%, to $11.83. HyperSpace Communications ( HCO) advanced after its MPC Computers division unveiled the TransPort T1300 notebook computer. The system includes an Intel chipset and Bluetooth. The company will sell the computer for $1,249. Shares of HyperSpace rose 16 cents, or 4.4%, to $3.80. Friendly Ice Cream ( FRN) saw its stock plunge following its fourth-quarter report. The restaurant owner said quarterly revenue dropped 11.5% to $123.5 million, while its loss widened to $30.2 million, or $3.82 a share, from $200,000, or 3 cents a share, a year ago. The latest fourth quarter includes $2.80 a share of additional noncash tax expenses. The prior-year fourth quarter had costs of 17 cents a share related to pension-settlement expenses. Shares of Friendly were lower by $1.46, or 14.9%, to $8.34.