This week's biggest % winners & losers: May 6 - 10, 19 (wk 19)

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 20 % gainers

• Healthcare: AKRX (4.49 +57.54%), ATNX (14.26 +40.91%), UBX (10.21 +19.7%), FLXN (12.56 +16.62%)
• Industrials: KTOS (19.15 +19.46%), NVEE (76.46 +18.99%), ATRO (39.47 +17.86%), HSC (26.9 +17.06%)
• Consumer Discretionary: ROKU (82.75 +27.27%), PRTY (8.07 +20.99%)
• Information Technology: AQ (12.96 +35.56%), CTRL (23.67 +30.34%), AVLR (71.97 +21.49%), SEDG (53.01 +18.96%), TEAM (128.87 +16.72%)
• Financials: ECPG (36.68 +27.67%)
• Energy: BPL (41.75 +25%)

This week's top 20 % losers

• Healthcare: PBYI (18.42 -43.06%), TRXC (1.29 -37.38%), FGEN (36.39 -26.02%), ATRA (26 -24.92%)
• Materials: RYAM (9.17 -39.79%), LTHM (8.06 -28.61%), HL (1.56 -23.9%)
• Consumer Discretionary: STMP (40.59 -53.42%), TEN (12.81 -40.34%), QRTEA (12.1 -30.94%),
• Information Technology: CNDT (8.29 -36.81%), TWOU (41.63 -33.36%), GTT (29.11 -31.28%), SAIL (19.74 -30.74%), INFN (3.24 -26.86%),
• Financials: GDOT (48.83 -26.77%),
• Energy: HCLP (2.59 -25.36%), FTSI (8 -25.23%)