The XLP rose 7.38% (+5.73 pts) so far this year, but 15 of 34 members went the other way. KO and TGT carried the tape higher, accounting for 70% of the gain.
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PEPSICO INC and HERSHEY CO/THE moved almost identically (−10.52% vs −9.30%), yet PEP moved the XLP 17.7× as much. In a cap-weighted index, the bigger company's weight turns the same percentage move into far more points.
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