This week's biggest % winners & losers : Sept 25 - 29, 17 (wk 39)

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: SPPI (14.07 +48.89%), AAAP (67.62 +22.83%), IMMU (13.98 +21.88%), BGNE (103.46 +21.52%), RGNX (32.95 +16.64%), FPRX (40.91 +15.76%)
• Materials: OMN (10.95 +20.33%)
• Consumer Discretionary: FINL (12.03 +23.64%), CONN (28.15 +23.46%), ASNA (2.45 +16.67%), KBH (24.12 +15.52%)
• Information Technology: ACTA (15.3 +23.89%), BBRY (11.18 +22.45%)
• Energy: CRZO (17.13 +18.63%), ATW (9.39 +15.78%), SYRG (9.67 +15.53%)
• Consumer Staples: REV (24.55 +23.37%), ELF (22.55 +16.96%)

This week's top 20 % losers

• Healthcare: AXON (6.88 -72.47%), DXCM (48.93 -30.1%), ITCI (15.78 -18.2%), TXMD (5.29 -14.26%), RGEN (38.32 -12.43%), IPXL (20.3 -11.74%), ARAY (4 -11.11%)
• Materials: FTK (4.65 -13.25%)
• Industrials: KRNT (15.3 -12.32%)
• Consumer Discretionary: TTS (12.7 -14.19%), LTRPA (12.35 -12.1%)
• Information Technology: CATM (23.01 -21.39%), BZUN (32.76 -13.17%), FSLR (45.88 -10.76%)
• Financials: MBI (8.7 -13.69%)
• Energy: CIE (1.43 -15.38%)
• Consumer Staples: RAD (1.96 -17.99%)
• Telecommunication Services: NIHD (0.46 -10.44%)
• Utilities: SCG (48.49 -12.19%)