This week's biggest % winners & losers : Dec 10 - 14, 18 (wk 50)

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: CORT (16.11 +23.54%), NVAX (2.41 +17.56%), MDRX (10.39 +9.48%)
• Materials: VHI (2.07 +18.29%)
• Industrials: GOL (11.73 +14.55%)
• Consumer Discretionary: BEL (24.68 +37.19%), NTRI (43.81 +28.1%), DLTH (27.65 +13.62%)
• Information Technology: AVGO (254.83 +11.49%), PLAB (10.1 +11.48%), GLUU (7.87 +11.16%), CIEN (34.55 +10.45%)
• Energy: ENBL (15.16 +12.63%)
• Consumer Staples: PRMW (15.13 +11.83%), CASY (134.31 +10.56%)

This week's top 20 % losers

• Healthcare: AXON (1.01 -40.94%), TVTY (26.59 -34.52%)
• Consumer Discretionary: TLRD (14.48 -32.71%)
• Energy: HK (1.98 -22.66%), SDRL (10.99 -22.11%), REI (5.47 -22.08%), CVRR (11.01 -21.58%), CRZO (12.52 -21.29%)
• Consumer Staples: UNFI (10.94 -26.48%)