This week's biggest % winners & losers : Oct 21 - 25, 19 (wk 43)

The following are this week's top percentage gainers and losers, categorized by sectors (over $300 mln market cap and 100K average daily volume).

This week's top % gainers

• Healthcare: BIIB (288.04 +30.89%), RIGL (2.1 +28.44%), ANIK (73.36 +26.77%), DVAX (5.01 +22.79%), LXRX (3.87 +20.94%)
• Industrials: UFPI (50.26 +21.55%)
• Consumer Discretionary: PETS (25.81 +32.77%), TSLA (328.13 +27.7%), BJRI (43.35 +23.93%), PDD (40.84 +22.35%), STMP (92.01 +21.75%)
• Information Technology: TWTR(30.30  -22.29%) CISN (10.09 +20.26%), FSCT (30.59 +20.2%)
• Financials: ONDK (4.46 +25.99%)
• Energy: QEP (3.65 +34.69%), TK (5.53 +29.21%), CHK (1.56 +20.93%)

This week's top % losers

• Healthcare: OPK (1.44 -31.26%), TXMD (2.84 -22.51%), VCRA (19.12 -20.96%), MGNX (8.71 -20.82%)
• Industrials: REZI (9.36 -36.37%), GVA (26.25 -25.64%), TNET (50.31 -16.5%)
• Consumer Discretionary: SERV (42.2 -23.94%), HAS (96.01 -21.28%), SIX (43.16 -16%)
• Information Technology: NOK (3.78 -27.31%), CTS (27.89 -16.99%), NTGR (26.55 -16.59%), MXL (18.73 -16.31%)
• Utilities: PCG (5.00 -35.57%)