This week's biggest % winners & losers (September 21 - 25, 2015)

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

• Materials:SWC (10.24 +14.03%),BAK (8.39 +8.54%)
• Consumer Discretionary:HMIN (29.06 +12.5%),NDLS (14.46 +11.32%),BIG (48.99 +8.94%),NKE (125 +8.65%),CORE (66.18 +7.33%)
• Information Technology:MOMO (12.46 +13.38%),ATML (8.02 +10.32%),JBL (21.88 +9.35%),RPD (24.33 +8.09%),MRVL (9.33 +7.86%)
• Financials:FNFG (10.37 +15.68%),SWAY (24.87 +9.32%),OFG (9.17 +8.78%),CCG (5.35 +8.08%),SQQQ (25.54 +7.22%)
• Energy:TSO (101.53 +9.11%)
• Consumer Staples:DMND (34.09 +9.44%),CENTA (16.78 +8.12%)

This week's top 20 % losers

• Healthcare:PETX (10.67 -45.92%),IMDZ (12.95 -31.37%),BPMC (21.45 -31.32%),BLUE(100.21 -29%),IMGN (10.44 -28.74%),PCRX (47.62 -28.64%),HZNP (22.78 -28.63%),SRNE(9.29 -28.59%),TTPH (8.96 -28.55%),RARE (94.11 -27.56%),LJPC (30.38 -27.15%),QURE(24.5 -26.67%),ADXS (13.79 -26.57%),MRTX (32.06 -26.42%)
• Materials:TANH (17.91 -33.25%),SID (1 -25.93%)
• Industrials:PCO (0.91 -36.48%)
• Energy:EMES (8.07 -42.03%),FMSA (2.88 -29.06%),BCEI (4.38 -26.26%)