This week's biggest % winners & losers : Aug 7 - 11, 17 (wk 32)

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: MYOK (36.7 +113.99%),EDIT(21.95 +28.66%),NTRA(10.62 +28.11%),NXTM(29.22 +26.27%),ACHN(4.7 +19.16%),FGEN(41.65 +19%),PRGO(78.49 +16.4%),EGRX(55.64 +16.4%),IPXL(18.3 +15.09%),CYH(7.45 +14.26%)
• Industrials:STS(20.95 +38.47%),HTZ(18.65 +30.24%)
• Consumer Discretionary:KORS(44.69 +21.44%),CROX(9.21 +15.99%),ERI(23.4 +15.27%)
• Information Technology:ATHM(61.52 +28.65%),EFII(31.81 +22.11%),SSNI(12.95 +15.94%),BITA(36.91 +14.52%)
• Consumer Staples:CHEF(17.6 +20.96%)

This week's top 20 % losers

• Healthcare:  SGRY(11.03 -43.75%),DEPO(6.32 -33.26%),CCXI(7.2 -30.7%), BLCM(7.96 -25.88%),EVH(18.4 -23.65%)
• Materials: FRTA(4.64 -46.48%)
• Industrials:BW(2.91 -70.99%),CBI(11.8 -30.47%),CECE(7.45 -23.27%)
• Consumer Discretionary: FOSL(8.2 -29.55%),ODP(4.27 -28.11%), JCP  3.93 -27.76%),FTD(13.85 -27.03%)
• Information Technology:LXFT(45.7 -25.57%),CALX(5.04 -24.78%)
• Financials:MHLD(7 -36.94%)
• Energy:OSG(2.2 -27.15%),TTI(1.99 -23.17%)
• Consumer Staples:BETR(7.63 -21.82%)