This week's biggest % winners & losers : Feb 6 - 10, 17 (wk 6)

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:GBT (21.5 +33.54%),FMI (25.15 +24.81%),CPSI (27.05 +24.37%),AKAO (20.84 +20.25%),MDSO (58.43 +19.24%),IMMU (5.23 +18.86%)
• Materials:CLF (11.15 +26.85%)
• Industrials:BCO (52.45 +18.93%)
• Consumer Discretionary:SKX (27.78 +18.16%),HAS (97.63 +18.15%)
• Information Technology:SWIR (24.45 +36.97%),CRAY (21.95 +28.74%),INFN (11.96 +27.64%),COHR (197.19 +24.45%),LITE (47.45 +22.14%),ATEN (9.52 +20.2%),QUOT (13.2 +20%),NSIT (45.18 +19.78%)
• Financials:BANC (19.9 +21.71%),UIHC (16.16 +19.79%)

This week's top 20 % losers

• Healthcare:BIOB (0 -42.86%),CHRS (23.25 -14.68%),ENSG (17.35 -14.57%),ONVO (3.19 -13.78%)
• Materials:CDE (9.44 -19.25%)
• Industrials:DNB (100.75 -18.73%),BGC (16.8 -17.44%)
• Consumer Discretionary:IRBT (54.31 -13.44%),MOD (11.7 -13.01%)
• Information Technology:SCOR (22.81 -29.69%),CATM (45.49 -18.3%),UBNT (53.43 -15.88%),SNCR (33.97 -13.12%)
• Financials:FSC (4.56 -16.48%)
• Energy:MTRX (17.95 -19.69%),CIE (0.81 -15.33%),BRS (17.54 -14.61%),ATW (10.93 -13.6%)
• Telecommunication Services:NIHD (2.15 -14.85%),GSAT (1.35 -14.01%)