anchor.diff:  UNM,2
   VFC,0
   VLO,4
  -VAR,4
  +VAR,3
   VTR,1
   VRSN,4
   VRSK,0
  
positive.code: ADS,0
  ALL,1
  GOOGL,60
  GOOG,38
  MO,4
  AMZN,100
  AEE,0
  AAL,39
  AEP,3
  AXP,6
  AIG,7
  AMT,2
  AWK,0
  AMP,0
  ABC,0
  AME,1
  AMGN,20
  APH,2
  APC,0
  ADI,0
  ANTM,6
  AON,1
  APA,1
  AIV,0
  AAPL,29
  AMAT,0
  ADM,1
  ARNC,2
  AJG,1
  AIZ,0
  T,100
  ADSK,0
  ADP,0
  AN,3
  AZO,0
  AVB,1
  AVY,4
  BHI,3
  BLL,2
  BAC,4
  BK,0
  BCR,5
  BAX,3
  BBT,1
  BDX,1
  
negative.code: PX,6
  PCLN,4
  PFG,3
  PG,6
  PGR,0
  PLD,0
  PRU,1
  