This week's biggest % gainers & losers : Apr 15 - 19, 24 (wk 16)

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: UNH (501.74 +14.24%), ITCI (72.52 +10.08%)
• Materials: CENX (17.88 +8.46%)
• Industrials: UAL (51.32 +22.78%), ALK (44.84 +8.57%)
• Consumer Discretionary: GPC (162.66 +11.88%), AAP (78.28 +11.04%)
• Information Technology: BMI (176.17 +15.21%), ENV (62.83 +9.65%)
• Financials: SQQQ (12.95 +18.87%), VCTR (47.32 +10.17%), JRVR (9.32 +10.11%)
• Consumer Staples: CVGW (28.25 +15.59%), HLF (8.8 +8.64%)
• Utilities: UGI (25.66 +9.36%)

This week's top % losers

• Healthcare: PACB (1.56 -50.95%), BHVN (38.7 -27.09%), NKTR (1.24 -26.05%), CTMX (1.67 -22.33%), ENTA (13.19 -19.82%), GLYC (1.93 -19.79%), OMER (3.04 -19.15%), FATE (4.75 -17.76%), LXRX (1.63 -17.26%)
• Consumer Discretionary: SERV (2.9 -34.24%), NDLS (1.17 -22.52%)
• Information Technology: CMTL (1.85 -20.43%), MITK (12.03 -17.81%)
• Financials: STI (1.37 -50.72%)
• Energy: BPT (2.25 -21.78%)