This week's biggest % gainers/losers (June 3-7, 2013)

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

• Technology: ET (33.62 +46.13%), BV (9.51 +23.1%), MKTG (11.51 +20.99%), OVTI (18.93 +20.85%), CIEN (19.75 +14.74%), OIBR (2.26 +13.2%), MRGE (3.67 +12.65%)
• Services: KKD (18.04 +23.14%), DANG (7.34 +16.4%)
• Healthcare: CLVS (71.83 +95.8%), TEAR (11.84 +16.75%), TSRO (39.81 +16.47%), MNKD (7.46 +16.26%), CADX (7.43 +15.77%), ACAD (17.01 +15.47%), AVNR (3.77 +13.31%), IDIX (5.25 +12.75%)
• Consumer Goods: GIII (48.78 +17.06%)
• Basic Materials: MHR (4.05 +16.91%), RBY (1.84 +12.5%)

This week's top 20 % losers

• Technology: SCTY (35.97 -21.35%), PANW (46.2 -17.26%), ZNGA (2.84 -16.91%), MKTO (19.94 -16.05%), UBNT (16.02 -14.17%), RST (15.75 -13.72%)
• Services: P (15.12 -17.95%), GA (7.33 -17.36%), GOL (3.95 -16.63%)
• Healthcare: SNTA (4.55 -40.3%), INFI (18.13 -36.06%), RIGL (3.56 -24.95%), ASTX (4.57 -16.67%), ARRY (5.01 -16.53%), CCXI (12.46 -15.49%)
• Financial: NBG (5.5 -19.24%)
• Consumer Goods: PAY (17.09 -26.12%)
• Basic Materials: MTL (2.91 -20.34%), PDH (12.14 -13.98%), KWK (2.22 -13.62%)