This week's biggest % winners & losers : July 23 - 27, 18 (wk 30)

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: LPNT (64.65 +34.97%), ANIK (40.05 +17%), CYH (3.12 +15.13%), HCA (124.15 +14.95%)
• Materials: HCLP (15.25 +40.55%), CSTM (12.85 +19.53%), SID (2.45 +15.02%)
• Industrials: JBT (114.75 +18.73%)
• Consumer Discretionary: BPI (12.43 +63.98%), STON (4.25 +19.05%)
• Information Technology: GRUB (131 +17.03%), GLW (33.54 +15.18%), AMD (18.94 +14.79%), LSCC (7.67 +14.65%)
• Financials: SUPV (13.58 +18.91%)
• Energy: INT (27.05 +25.81%), TGS (16.45 +14.95%)
• Consumer Staples: SVU (32.07 +55.6%)
• Telecommunication Services: NIHD (5.41 +45.43%)

This week's top 20 % losers

• Healthcare: ACIU (9.42 -42.14%), MGLN (72 -21.65%), ENTA (96 -21.53%), NVAX (1.17 -18.18%), EDIT (29.7 -18.07%)
• Materials: NGD (1.26 -33.68%)
• Industrials: NLSN (22.36 -25.14%), ASTE (48.27 -21.35%)
• Consumer Discretionary: MHK (183.06 -18.36%)
• Information Technology: LOGM (77.85 -28.64%), TWTR (34.12 -21.42%), EIGI (8.43 -18.2%), BHE (24.15 -17.72%)
• Financials: VIRT (21.4 -18.16%), ENVA (31.5 -17.65%)
• Energy: AMID (6.6 -41.07%)
• Consumer Staples: UNFI (32.51 -24.76%)