This week's biggest % winners & losers : Oct 14 - 18, 19 (wk 42)

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: RETA (184.91 +93%), ASMB (15.05 +72.79%), ENDP (4.88 +31.58%), DERM (7.16 +25.83%), RVNC (15.17 +24.55%), AKRX (4.61 +17.9%), QTNT (8.47 +15.24%), AUPH (4.71 +14.74%)
• Materials: OSB (26.38 +14.85%)
• Consumer Discretionary: HMHC (5.85 +27.04%), TEN (13.01 +15.13%)
• Information Technology: TECD (124.03 +15.36%)
• Energy: MDR (2.35 +15.2%)

This week's top % losers

• Consumer Discretionary: GIL (26.28 -24.46%)
• Information Technology: COUP (127.89 -18.7%), APPN (41.48 -17.85%), ESTC (71.22 -16.45%), OKTA (98.56 -15.21%), PAGS (38.85 -14.95%), AYX (95.4 -14.49%), MDB (116.86 -14.27%)
• Energy: PUMP (7.91 -16.12%), QEP (2.71 -15.84%), PDCE (21.2 -15.79%), BCEI (18.76 -15.5%), SRCI (3.45 -14.81%), CRC (7.55 -14.69%), CDEV (3.19 -13.78%)