This week's biggest % winners & losers : May 20 - 24, 19 (wk 21)

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: KPTI (6.19 +33.41%), ARRY (27.09 +23.92%), ARWR (24.04 +23.54%), IOVA (17.25 +14.77%)
• Materials: SID (4.25 +14.86%)
• Industrials: CIR (43.4 +39.55%), GOL (12.27 +23.69%)
• Consumer Discretionary:  HIBB (23.96 +23.82%), SKY (25.6 +16.63%), TGT (81.57 +15.07%), BOOT (30.1 +14.27%), ROKU (95.78 +13.98%)
• Information Technology: TSS (113.45 +11.99%), DQ (36.56 +11.57%)
• Financials: IBN (12.42 +13.22%), SUPV (5.9 +11.53%)
• Consumer Staples: AVP (3.7 +19.35%)
• Utilities: PAM (26.02 +14.52%)

This week's top % losers

• Healthcare: BCRX (3.32 -54.71%), MNK (9.61 -34.54%)
• Materials: VHI (1.81 -19.56%)
• Consumer Discretionary: KSS (51.12 -19.62%), FL (44.4 -19.57%), SCVL (26.83 -16.96%)
• Information Technology: PSTG (16.14 -21.73%), QCOM (66.21 -18.76%)
• Energy: NBR (2.35 -31.69%), SDRL (5.5 -24.35%), SPN (1.92 -22.58%), CRC (16.83 -20.84%), ESV (8.63 -20.53%), PUMP (18.81 -19.41%), CPE (6.81 -16.75%), TUSK (11.74 -16.62%)
• Consumer Staples: RAD (7.34 -19.61%)