This week's biggest % gainers & losers (March 31 - April 1, 2014)

The following are this week's top 20 percentage gainers and top 20 percentage losers, categorized by sectors (over $300 mln market cap and 100K average daily volume).

This week's top 20 % gainers

• Utilities: EBR (3.23 +16.13%)
• Technology: AFOP (16.25 +19.38%), CMGE (20.56 +16.01%), VHC (14.5 +15.78%)
• Services: MYGN (40.99 +20.62%), GME (42.84 +18.91%), CRRS (3.09 +15.93%), GOL (5.5 +15.34%)
• Industrial Goods: TOWR (29.15 +15.37%)
• Healthcare: PRSC (41.97 +44.05%), MNKD (6.87 +33.27%), ISRG (505.52 +26.14%), CUR (4.18 +18.98%)
• Financial: QIWI (35.1 +16.63%)
• Basic Materials: SNMX (10.91 +21.2%), GST (6.12 +20.35%), APC (101.05 +18.6%), BCPC (59.71 +18.15%), EMES (72.41 +16.46%)

This week's top 20 % losers

• Technology: FEYE (50.36 -12.82%), GIMO (26.45 -12.23%), COUP (20.6 -11.28%), TXTR (22.31 -10.88%)
• Services: LQDT (18.26 -27.63%), FUEL (39.84 -17.47%), CZR (17.75 -12.1%)
• Healthcare: DRNA (21.41 -23.23%), MNTA (11.25 -22.63%), RLYP (27.17 -18.47%), CLVS (64.66 -17.33%), INFI (10.62 -14.79%), MGNX (26.06 -13.59%), ZIOP (4.12 -13.37%), INSY (35.16 -13.1%), OPHT (32.14 -12.81%), TNDM (19.44 -12.33%), PTCT (22.4 -12.32%), CLDX (15.97 -11.93%), MDCO (24.54 -11.63%)