This week's biggest % winners & losers : March 12 - 16, 18 (wk 12)

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: ADAP (11.06 +21.67%), GERN (3.37 +20.36%), CERS (5.74 +17.86%), GNMK (5.78 +16.77%), NTRA (10.84 +16.68%), CCXI (14.14 +16%), INO (5.15 +14.19%)
• Industrials: SSW (6.86 +19.51%), CVTI (31.8 +15.51%)
• Consumer Discretionary: DSW (21.95 +15.04%), BKS (5.35 +13.83%), CAL (31.86 +12.58%), SCVL (25.37 +12.51%)
• Information Technology: OCLR (9.93 +26.5%), SMTC (40.95 +18.35%), RUBI (2 +16.28%), CARB (33.4 +14.19%)
• Energy: OSG (2.75 +30.95%)

This week's top 20 % losers

• Healthcare: NTLA (24.61 -29.59%), ARNA (31.51 -25.46%), VNDA (16.6 -16.58%), FPRX (16.12 -16.48%)
• Industrials: BW (4.45 -30.69%), KTOS (9.28 -18.53%), TISI (15.4 -17.43%)
• Consumer Discretionary: SIG (38.68 -20.9%), EVC (5.15 -20.16%), NCMI (5.72 -17.46%)
• Information Technology: BITA (24.47 -20.42%), CMCM (12.2 -18.29%)
• Financials: NMIH (15.9 -21.29%), RDN (18.35 -17.38%), ESNT (40.06 -15.95%), MTG (12.39 -15.94%)
• Energy: TCP (35.75 -27.78%), EEQ (9.34 -22.3%), EEP (9.99 -22.14%), SND (6.09 -21.38%)