This week's biggest % gainers/losers (June 24 - 28)

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: STEC (6.72 +99.11%), KEYN (19.76 +46.91%), AFFX (4.44 +21.49%), CSIQ (10.99 +20.74%), SPRD (26.25 +18.75%), ENPH (7.73 +15.93%), DWRE (42.45 +15.65%)
• Services: CRWN (2.47 +32.11%), P (18.4 +21.63%)
• Industrial Goods: XONE (61.72 +19.49%), OSIS (64.42 +16.43%)
• Healthcare: VHS (20.74 +62.26%), ISIS (26.87 +30.84%), RPTP (9.35 +26.11%), IMMU (5.44 +23.67%), SNTA (4.99 +23.38%), HWAY (17.38 +15.98%)
• Financial: HOMB (25.91 +25.45%)
• Consumer Goods: WPRT (33.53 +16.19%)
• Basic Materials: KIOR (5.71 +46.62%)

This week's top 20 % losers

• Technology: DMD (6 -25.49%), EBIX (9.26 -14.36%)
• Services: MATX (25 -32.33%), MG (17.58 -18.08%), BKS (15.96 -14.1%), APOL (17.72 -12.42%), PMC (13.86 -12.4%)
• Industrial Goods: PGEM (20.09 -14.02%), TREX (47.49 -13.16%)
• Healthcare: IDIX (3.61 -32.16%), NLNK (19.72 -12.32%)
• Financial: DRE (15.59 -36.65%), NBG (3.45 -32.76%)
• Basic Materials: SAND (5.85 -25.46%), WLT (10.4 -19.89%), AVD (23.43 -19.08%), SA (9.43 -15.74%), BVN (14.76 -15.49%), ANV (6.48 -13.15%), GORO (8.71 -12.16%)