Rubin 100 · Sector flow — FOUNDRY +5.39% / MATERIALS -1.17%
September 18, 2026 close: Foundry & Integration led +5.39%, Advanced Materials trailed -1.17% (mean 1d across sector constituents).
AI-generated — produced automatically by Closelook’s systems under this site’s editorial policy.
Rubin 100 sector-mean 1-day returns for September 18, 2026.
Top flow: FOUNDRY +5.39% · ARCHITECTS +3.73% · EDA +3.20%.
Weakest flow: MATERIALS -1.17% · S22 -0.32% · POWERSEMI +0.23%.
Ranking covers 22 sectors (min 3 constituents each).
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