Standard & Poor’s Canadian Index Operations yesterday announced a series of additions, deletions and weighting changes to its indexes. The changes are effective at the close of business Friday, March 18.

Eight companies are being added to the benchmark S&P/TSX composite index:

  • Calfrac Well Services (CFW)
  • Cryptologic Inc. (CRY)
  • Duvernay Oil Corp.(DDV)
  • Northern Orion Resources Inc. (NNO)
  • Savanna Energy Services Corp. (SVY)
  • Thunder Energy Inc. (THY)
  • UTS Energy Corp. (UTS)
  • and Yamana Gold Inc. (YRI)

At the same time, MI Developments Inc. (MIM.SV.A) is being deleted from the index.

Also, a number of big issuers are seeing their index weightings drop. EnCana’s weighting in the S&P/TSX composite index is to slide 0.14%, and it will go down 0.16% in the S&P/TSX 60 index. Talisman Energy’s weight is to slide 0.05% in the composite and 0.06% in the 60. CIBC’s rating in the composite is to be reduced 0.05%.

Patheon’s weighting in the composite index will rise 0.05%, and its representation in the small cap index will advance 0.46%. Bonavista Energy Trust’s weighting in the S&P/TSX capped income trust index will rise 0.39%, and the Advantage Energy Income Fund is up 0.25%.

The relative weight changes reflect the quarterly updates to the float shares of constituent companies, S&P says.