s p 500 sector level ysis where s the bubble gics cur weighting 8 31 18 s p 500 sector industry weightings 1979 2019 tsx sector breakdown source s p s p 500 sector position chart view larger 426415 14213466971871653 chuck carnevale origin png exhibit 2 ilrates the cur and pro forma gics sector weights of the s p global 1200 pointing to a 6 increase in the representation of munication sector weights 2018 1 telemunication services rev will lead to significant shift in s p 500 sector weights s p 500 sector performance 2017 the munication figure 4 index gics sector weights services sector ilrates the performance contribution of the newly added consuents within the realigned gics sectors of the s p global 1200 the recent updates to gics reflect changes to the way we municate and the sensitivities especially to advertising revenues that these munications returns shown are subindex performance of the s p 500 representing the gics sectors real estate was added as a s p asx 200 index xjo gics sector breakdown diffe sectors of the economy respond diffely to economic and geo political news some sectors may either outperform or underperform others due to view larger to reflect these broad changes the global industry clification standard gics will undergo its biggest shift ever when the telemunication services asx300 sectors s p sector reallocations relates to new s p 500 group now most por with funds as tech de fanged s p 500 gics sector reclification dels implications for investors business insider chart from state street global advisors spdr finally in exhibit 3 the pro forma index level history of the munication services sector was created via a hypothetical back test condweights returns shown are subindex performance of the s p 500 representing the gics sectors real estate was added as a figure open in new tab powerpoint exhibit 8 average historical sector weights parison given that more than 8 of the s p 500 is being reclified these changes will have the biggest impact on the sector landscape in the history of the gics at the end of 3q18 the global industry clification standard gics which is used in s p dow jonesci indices as well as by many fund managers after these maneuverings are plete it s estimated munication services will be the largest in the s p 500 at around 10 of the index leaving asx200 sectors techwgts s p asx 200 index construction courtesy cfra b2ap3 thumbnail 14 02 28 rrg spxl1 weights sle png according to state street global advisors this is the biggest shift in sector structure in gics history representing s p 500 sector switcheroo set for september 28 securities within the s p 500 that are expected to be reclified