This week's biggest % winners & losers (August 10 - 14, 2015)

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

• Healthcare:AAC (22.62 +27.29%),NDRM (22.23 +23.64%),NVAX (13.3 +22.81%),ICUI(121.81 +22.19%)
• Materials:CDE (3.69 +35.66%),MUX (0.93 +32.38%),CLF (3.38 +26.12%),AG (3.76 +24.09%),RBY (0.95 +20.29%),SSRI (6.39 +19.44%)
• Industrials:TEX (25.77 +23.66%)
• Consumer Discretionary:ETSY (17.08 +27.08%)
• Information Technology:YDLE (16.84 +33.86%),EZCH (20.66 +22.1%),HCKT (14.89 +21.55%),MB (12.33 +19.3%)
• Energy:TTI (7.49 +44.32%)
• Telecommunication Services:S (4.18 +24.04%),PDVW (34.13 +21.89%),SAAS (8.1 +20%)

This week's top 20 % losers

• Healthcare:KPTI (12.02 -45.49%),AAVL (10.01 -28.5%),EGRX (66.7 -27.59%),CLDX(16.34 -24.28%),ZIOP (9.65 -20.9%),NK (22.6 -20.56%)
• Materials:KRO (7.76 -20.98%)
• Industrials:CPA (62.01 -18.5%)
• Consumer Discretionary:FRSH (14.93 -25.5%),SHAK (55.33 -22.77%),ARCO (3.34 -21.41%),TPUB (10.77 -21.33%),LOCO (14.56 -21.3%),BDE (7.43 -20.62%)
• Information Technology:SIXD (3.03 -37.65%),ENV (33.83 -23.24%),LLNW (2.7 -20.12%),AVID (9.15 -20.02%)
• Financials:RCAP (2.93 -26.75%)
• Energy:PWE (0.89 -21.93%)