The ARKK rose 11.91% (+9.20 pts) over the past three months, but 22 of 43 members went the other way. TWST and TEM carried the tape higher, accounting for 61% of the gain.
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SPACE EXPLORATION TECHN-CL A and ROBLOX CORP -CLASS A moved almost identically (−14.29% vs −14.96%), yet SPCX moved the ARKK 120.8× 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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