This week's biggest % winners & losers : Dec 14 - 18, 15 (wk 51)

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: SEDG (26.95 +35.43%), AKBA (12.35 +26.67%), GLBL (5.6 +24.72%), ADXS(11.92 +24.43%)
• Materials: PTCT (32.5 +20.82%)
• Consumer Discretionary: RSO (13.72 +26.8%), KERX (5.38 +25.12%), PCRX (76.15 +22.72%)
• Information Technology: OIBR (0.44 +29.41%), SAGE (60.95 +25.03%), SOHU (58.09 +21.32%), ASPS (28.86 +21.16%), NYLD (14.77 +20.18%)
• Financials: SCTY (56.95 +53.75%), SPWR (28.63 +32.98%), FMI (20.9 +20.6%)
• Energy: RUN (13.74 +74.81%)
• Consumer Staples: PACB (12.21 +26.14%), CYOU (23.63 +21.18%)
• Utilities: SUNE (6.51 +56.87%)

This week's top 20 % losers

• Materials: TGP (10.17 -41.92%), GLP (15.46 -25.99%), BCEI (4.56 -25.49%), SDLP (3.25 -24.59%)
• Industrials: PN (6.68 -48.93%), ACTG (4.42 -24.7%)
• Consumer Discretionary: GLNG (14.12 -21.56%)
• Information Technology: ECR (1.39 -27.6%), PIR (4.8 -19.46%), OAS (7.15 -19.3%)
• Financials: GPT (7.94 -65.24%), TK (8.8 -56.13%), CWEI (31.22 -31.95%), ATRA (24.08 -27.47%), CLF (1.57 -24.88%)
• Energy: TOO (5.13 -45.19%), CRC (1.98 -28%), DNR (1.9 -25.2%)
• Consumer Staples: KMT (18.1 -29.3%), CLR (22.71 -19.7%)