Rubin 100 · Sector flow — MATERIALS +4.02% / S20 -1.81%
October 1, 2026 close: Advanced Materials led +4.02%, S20 trailed -1.81% (mean 1d across sector constituents).
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Rubin 100 sector-mean 1-day returns for October 1, 2026.
Top flow: MATERIALS +4.02% · TESTMET +2.16% · EDA +1.76%.
Weakest flow: S20 -1.81% · FOUNDRY -1.63% · S21 -1.42%.
Ranking covers 22 sectors (min 3 constituents each).
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