anchor.diff:  APH,4
   APC,2
   ADI,0
  -ANTM,7
  +ANTM,6
   AON,0
   APA,3
   AIV,0
  -AAPL,32
  +AAPL,31
   AMAT,2
   ADM,0
   ARNC,9
  
positive.code: AZO,0
  AVB,0
  AVY,3
  BHI,4
  BLL,0
  BAC,20
  BK,0
  BCR,2
  BAX,2
  BBT,0
  BDX,1
  BBBY,1
  BRK.B,0
  ,
  ,
negative.code: cashtag,tweets
  MMM,4
  ABT,2
  ABBV,25
  ACN,0
  ATVI,5
  AYI,1
  ADBE,0
  AMD,4
  AAP,3
  AES,0
  AET,3
  AMG,0
  