This week's biggest % winners & losers : Feb 12 - 16, 18 (wk 7)

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: GEN (1.39 +45.08%), AMAG (18.5 +42.86%)
• Materials: AKS (5.96 +32.44%), RYI (11.7 +25.81%)
• Industrials: RUN (6.78 +26.26%), BW (7.31 +26.03%)
• Consumer Discretionary: FOSL (14.52 +73.21%), ICON (1.65 +32%), UA (15.78 +26.65%), UAA (17.36 +26.25%)
• Information Technology: SEDG (46 +42.86%), CRTO (31 +38.15%), TWLO (33.09 +34.95%), CSRA (40.56 +31.6%), SNCR (9.05 +29.66%), CARB (27.8 +29%)
• Financials: ONDK (5.39 +26.82%)
• Consumer Staples: AVP (2.73 +26.39%)
• Telecommunication Services: I (3.5 +35.66%), FTR (9.22 +35.39%)

This week's top 20 % losers

• Healthcare: OMER (11.01 -21.86%), PCRX (30.15 -19.39%), LXRX (7.86 -15.39%), AXON (1.68 -12.04%), ONVO (1.09 -11.38%)
• Materials: CMP (62.8 -8.59%)
• Industrials: TGH (16.65 -23.09%), RUSHA (42.77 -9.94%), TRTN (28.17 -9.07%)
• Consumer Discretionary: ENT (1.72 -20%), LL (23.83 -11.28%), GRPN (4.51 -10.16%)
• Information Technology: LXFT (43.45 -17.79%), PDFS (11.66 -9.96%), PI (11.07 -9.78%), ANET (249.49 -8.46%)
• Energy: CLD (3.35 -20.62%)
• Consumer Staples: THS (38.28 -9.16%)