Top Percentage Gainers and Losers as of 10am 4/28/11 (LOOP, HRZ, LFT, FTNT, PACR, AKAM, OMX, TER, TDSC, FOE)

1) LoopNet LOOP: Trading up 27% from yesterday's close to $18.26. 2) Horizon Lines HRZ: Trading up 24.7% from yesterday's close to $2.37. 3) Longtop Financial Technologies LFT: Trading up 16.8% from yesterday's close to $20.67. 4) Fortinet FTNT: Trading up 13.1% from yesterday's close to $47.20. 5) Pacer International PACR: Trading up 13% from yesterday's close to $5.79. Worst 1) Akamai Technologies AKAM: Trading down 15.2% from yesterday's close to $34.75. 2) Officemax OMX: Trading down 14.7% from yesterday's close to $10.65. 3) Teradyne TER: Trading down 10.5% from yesterday's close to $16.36. 4) 3D Systems TDSC: Trading down 10.4% from yesterday's close to $46.42. 5) Ferro FOE: Trading down 9.3% from yesterday's close to $15.13.