This week's biggest % winners & losers : Aug 8 - 12, 22 (wk 32)

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: NVTA (5.37 +133.48%), ATRA (5.84 +69.77%), HRTX (5.3 +64.6%), UBX (1.31 +51.41%), PACB (8.79 +45.05%), OSUR (4.56 +43.85%), CASI (3.48 +39.2%), TGTX (8.31 +33.39%), STAA (111.58 +32.03%), ARRY (23.3 +31.94%)
• Consumer Discretionary: BBBY (12.95 +58.7%), AGS (7.52 +49.11%), LIND (11.22 +32%)
• Information Technology: TTD (74.49 +41.13%), AAOI (2.6 +39.78%)
• Financials: AMBC (15.2 +33.57%)
• Energy: DM (3.34 +38.59%), KLXE (7.13 +34.02%)

This week's top % losers

• Healthcare: RETA (21.02 -41.12%), NVAX (41.47 -31.19%), SIEN (0.98 -29.35%), QURE (20.38 -20.2%), EGRX (35.79 -16.86%), PETQ (14.84 -16.02%), AMPH (31.62 -13.98%)
• Industrials: CAE (21.58 -19.3%), MRC (10.07 -11.98%)
• Consumer Discretionary: QRTEB (8.26 -27.54%), SONO (17.17 -25.99%), QUOT (2.35 -17.54%), LRN (35.96 -17.26%)
• Financials: AMTD (2.25 -51.92%), ARGO (22.24 -29.64%)
• Consumer Staples: FRPT (47.7 -12.44%)