This week's biggest % winners & losers : Aug 13 - 17, 18 (wk 33)

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: OMER (20.92 +17.99%), ATRS (3.39 +17.1%), OMI (15.89 +12.62%), MNK (34.69 +11.54%), CYH (3.41 +10.36%), RTRX (28.5 +9.91%)
• Industrials: NLSN (26.15 +19.03%), BGG (20.12 +17.04%), INWK (7.45 +10.21%)
• Consumer Discretionary: JWN (59.18 +12.55%), DLTH (28.33 +11.19%)
• Information Technology: CATM (37.17 +22.79%), GTT (38.95 +18.75%)
• Consumer Staples: ELF (11.67 +14.64%), SFS (7.05 +14.63%), AVP (2.04 +13.33%)
• Telecommunication Services: CBB (13 +12.55%)

This week's top 20 % losers

• Materials: GFI (2.49 -29.06%), VHI (3.83 -23.86%), AG (5.25 -18.98%), SBGL (2.1 -17.65%), IAG (4.13 -16.23%), AU (7.24 -15.32%), SAND (3.58 -15.17%)
• Consumer Discretionary: SHLD (1.32 -31.15%), JCP (1.79 -26.03%), VIPS (7.15 -21.77%)
• Information Technology: JKS (12.23 -22.79%)
• Financials: SUPV (9.39 -15.1%)
• Energy: CRC (29.27 -16.35%), SN (2.45 -15.52%), EPE (1.43 -15.38%), TUSK (32.47 -15.07%), RIG (10.76 -14.33%)
• Consumer Staples: SPTN (19.89 -15.65%)